EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr B 17000 11000 encoding utf-8 Sheet 1 1 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L MagnTek:MT6701-CT U1 U 1 1 61F4F0C2 P 2400 7700 F 0 "U1" H 2450 8075 50 0000 C CNN F 1 "MT6701-CT" H 2450 7984 50 0000 C CNN F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 2400 7700 50 0001 C CNN F 3 "" H 2400 7700 50 0001 C CNN 1 2400 7700 1 0 0 -1 $EndComp $Comp L SK6812:SK6812SIDE-A D1 U 1 1 61F5027F P 4000 9550 F 0 "D1" H 3700 10100 50 0000 L CNN F 1 "SK6812SIDE-A" H 3700 10000 50 0000 L CNN F 2 "sk6812:SK6812-SIDE-A" H 4050 9250 50 0001 L TNN F 3 "" H 4100 9175 50 0001 L TNN 1 4000 9550 1 0 0 -1 $EndComp $Comp L Device:C_Small C1 U 1 1 61F52A71 P 3500 9350 F 0 "C1" H 3592 9396 50 0000 L CNN F 1 "0.1uF" H 3592 9305 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 3500 9350 50 0001 C CNN F 3 "~" H 3500 9350 50 0001 C CNN 1 3500 9350 1 0 0 -1 $EndComp Wire Wire Line 3500 9250 4000 9250 Wire Wire Line 3500 9450 3500 9850 Wire Wire Line 3500 9850 4000 9850 Connection ~ 3500 9250 Connection ~ 3500 9850 $Comp L SK6812:SK6812SIDE-A D2 U 1 1 61F5739B P 5100 9550 F 0 "D2" H 4800 10100 50 0000 L CNN F 1 "SK6812SIDE-A" H 4800 10000 50 0000 L CNN F 2 "sk6812:SK6812-SIDE-A" H 5150 9250 50 0001 L TNN F 3 "" H 5200 9175 50 0001 L TNN 1 5100 9550 1 0 0 -1 $EndComp $Comp L Device:C_Small C2 U 1 1 61F573A1 P 4600 9350 F 0 "C2" H 4692 9396 50 0000 L CNN F 1 "0.1uF" H 4692 9305 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 4600 9350 50 0001 C CNN F 3 "~" H 4600 9350 50 0001 C CNN 1 4600 9350 1 0 0 -1 $EndComp Wire Wire Line 4600 9250 5100 9250 Wire Wire Line 4600 9450 4600 9850 Wire Wire Line 4600 9850 5100 9850 Connection ~ 4600 9250 Wire Wire Line 4300 9550 4800 9550 Connection ~ 4600 9850 Wire Wire Line 4000 9250 4600 9250 Wire Wire Line 4000 9850 4600 9850 $Comp L SK6812:SK6812SIDE-A D3 U 1 1 61F5777F P 6200 9550 F 0 "D3" H 5900 10100 50 0000 L CNN F 1 "SK6812SIDE-A" H 5900 10000 50 0000 L CNN F 2 "sk6812:SK6812-SIDE-A" H 6250 9250 50 0001 L TNN F 3 "" H 6300 9175 50 0001 L TNN 1 6200 9550 1 0 0 -1 $EndComp $Comp L Device:C_Small C3 U 1 1 61F57785 P 5700 9350 F 0 "C3" H 5792 9396 50 0000 L CNN F 1 "0.1uF" H 5792 9305 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 5700 9350 50 0001 C CNN F 3 "~" H 5700 9350 50 0001 C CNN 1 5700 9350 1 0 0 -1 $EndComp Wire Wire Line 5700 9250 6200 9250 Wire Wire Line 5700 9450 5700 9850 Wire Wire Line 5700 9850 6200 9850 Connection ~ 5700 9250 Wire Wire Line 5400 9550 5900 9550 Connection ~ 5700 9850 Wire Wire Line 5100 9250 5700 9250 Wire Wire Line 5100 9850 5700 9850 $Comp L SK6812:SK6812SIDE-A D4 U 1 1 61F5835D P 7300 9550 F 0 "D4" H 7000 10100 50 0000 L CNN F 1 "SK6812SIDE-A" H 7000 10000 50 0000 L CNN F 2 "sk6812:SK6812-SIDE-A" H 7350 9250 50 0001 L TNN F 3 "" H 7400 9175 50 0001 L TNN 1 7300 9550 1 0 0 -1 $EndComp $Comp L Device:C_Small C4 U 1 1 61F58363 P 6800 9350 F 0 "C4" H 6892 9396 50 0000 L CNN F 1 "0.1uF" H 6892 9305 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 6800 9350 50 0001 C CNN F 3 "~" H 6800 9350 50 0001 C CNN 1 6800 9350 1 0 0 -1 $EndComp Wire Wire Line 6800 9250 7300 9250 Wire Wire Line 6800 9450 6800 9850 Wire Wire Line 6800 9850 7300 9850 Connection ~ 6800 9250 Wire Wire Line 6500 9550 7000 9550 Connection ~ 6800 9850 Wire Wire Line 6200 9250 6800 9250 Wire Wire Line 6200 9850 6800 9850 $Comp L SK6812:SK6812SIDE-A D5 U 1 1 61F59037 P 8400 9550 F 0 "D5" H 8100 10100 50 0000 L CNN F 1 "SK6812SIDE-A" H 8100 10000 50 0000 L CNN F 2 "sk6812:SK6812-SIDE-A" H 8450 9250 50 0001 L TNN F 3 "" H 8500 9175 50 0001 L TNN 1 8400 9550 1 0 0 -1 $EndComp $Comp L Device:C_Small C5 U 1 1 61F5903D P 7900 9350 F 0 "C5" H 7992 9396 50 0000 L CNN F 1 "0.1uF" H 7992 9305 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 7900 9350 50 0001 C CNN F 3 "~" H 7900 9350 50 0001 C CNN 1 7900 9350 1 0 0 -1 $EndComp Wire Wire Line 7900 9250 8400 9250 Wire Wire Line 7900 9450 7900 9850 Wire Wire Line 7900 9850 8400 9850 Connection ~ 7900 9250 Wire Wire Line 7600 9550 8100 9550 Connection ~ 7900 9850 Wire Wire Line 7300 9250 7900 9250 Wire Wire Line 7300 9850 7900 9850 $Comp L SK6812:SK6812SIDE-A D6 U 1 1 61F59CA5 P 9500 9550 F 0 "D6" H 9200 10100 50 0000 L CNN F 1 "SK6812SIDE-A" H 9200 10000 50 0000 L CNN F 2 "sk6812:SK6812-SIDE-A" H 9550 9250 50 0001 L TNN F 3 "" H 9600 9175 50 0001 L TNN 1 9500 9550 1 0 0 -1 $EndComp $Comp L Device:C_Small C6 U 1 1 61F59CAB P 9000 9350 F 0 "C6" H 9092 9396 50 0000 L CNN F 1 "0.1uF" H 9092 9305 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 9000 9350 50 0001 C CNN F 3 "~" H 9000 9350 50 0001 C CNN 1 9000 9350 1 0 0 -1 $EndComp Wire Wire Line 9000 9250 9500 9250 Wire Wire Line 9000 9450 9000 9850 Wire Wire Line 9000 9850 9500 9850 Connection ~ 9000 9250 Wire Wire Line 8700 9550 9200 9550 Connection ~ 9000 9850 Wire Wire Line 8400 9250 9000 9250 Wire Wire Line 8400 9850 9000 9850 $Comp L SK6812:SK6812SIDE-A D7 U 1 1 61F5A949 P 10600 9550 F 0 "D7" H 10300 10100 50 0000 L CNN F 1 "SK6812SIDE-A" H 10300 10000 50 0000 L CNN F 2 "sk6812:SK6812-SIDE-A" H 10650 9250 50 0001 L TNN F 3 "" H 10700 9175 50 0001 L TNN 1 10600 9550 1 0 0 -1 $EndComp $Comp L Device:C_Small C7 U 1 1 61F5A94F P 10100 9350 F 0 "C7" H 10192 9396 50 0000 L CNN F 1 "0.1uF" H 10192 9305 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 10100 9350 50 0001 C CNN F 3 "~" H 10100 9350 50 0001 C CNN 1 10100 9350 1 0 0 -1 $EndComp Wire Wire Line 10100 9250 10600 9250 Wire Wire Line 10100 9450 10100 9850 Wire Wire Line 10100 9850 10600 9850 Connection ~ 10100 9250 Wire Wire Line 9800 9550 10300 9550 Connection ~ 10100 9850 Wire Wire Line 9500 9250 10100 9250 Wire Wire Line 9500 9850 10100 9850 $Comp L SK6812:SK6812SIDE-A D8 U 1 1 61F5BFC3 P 11700 9550 F 0 "D8" H 11400 10100 50 0000 L CNN F 1 "SK6812SIDE-A" H 11400 10000 50 0000 L CNN F 2 "sk6812:SK6812-SIDE-A" H 11750 9250 50 0001 L TNN F 3 "" H 11800 9175 50 0001 L TNN 1 11700 9550 1 0 0 -1 $EndComp $Comp L Device:C_Small C8 U 1 1 61F5BFC9 P 11200 9350 F 0 "C8" H 11292 9396 50 0000 L CNN F 1 "0.1uF" H 11292 9305 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 11200 9350 50 0001 C CNN F 3 "~" H 11200 9350 50 0001 C CNN 1 11200 9350 1 0 0 -1 $EndComp Wire Wire Line 11200 9250 11700 9250 Wire Wire Line 11200 9450 11200 9850 Wire Wire Line 11200 9850 11700 9850 Connection ~ 11200 9250 Wire Wire Line 10900 9550 11400 9550 Connection ~ 11200 9850 Wire Wire Line 10600 9250 11200 9250 Wire Wire Line 10600 9850 11200 9850 Wire Wire Line 2900 9550 3700 9550 Text Label 2900 9550 0 50 ~ 0 LED_DATA_5V Wire Wire Line 3500 9050 3500 9250 $Comp L power:GND #PWR0102 U 1 1 61F5F724 P 3500 10100 F 0 "#PWR0102" H 3500 9850 50 0001 C CNN F 1 "GND" H 3505 9927 50 0000 C CNN F 2 "" H 3500 10100 50 0001 C CNN F 3 "" H 3500 10100 50 0001 C CNN 1 3500 10100 1 0 0 -1 $EndComp Wire Wire Line 3500 10100 3500 9850 Connection ~ 4000 9250 Connection ~ 4000 9850 Connection ~ 5100 9250 Connection ~ 5100 9850 Connection ~ 6200 9250 Connection ~ 6200 9850 Connection ~ 7300 9250 Connection ~ 7300 9850 Connection ~ 8400 9250 Connection ~ 8400 9850 Connection ~ 9500 9250 Connection ~ 9500 9850 Connection ~ 10600 9250 Connection ~ 10600 9850 $Comp L Connector:Conn_01x03_Male J1 U 1 1 61F6E8C0 P 13850 6700 F 0 "J1" H 13822 6724 50 0000 R CNN F 1 "BLDC" H 13822 6633 50 0000 R CNN F 2 "Molex:532610371" H 13850 6700 50 0001 C CNN F 3 "~" H 13850 6700 50 0001 C CNN 1 13850 6700 -1 0 0 1 $EndComp $Comp L Mechanical:MountingHole_Pad H1 U 1 1 61F74A74 P 6250 1050 F 0 "H1" H 6200 1300 50 0000 L CNN F 1 "MotorHole" H 6200 1250 50 0000 L CNN F 2 "Holes:MountingHole_M1.6" H 6250 1050 50 0001 C CNN F 3 "~" H 6250 1050 50 0001 C CNN 1 6250 1050 1 0 0 -1 $EndComp NoConn ~ 6250 1150 $Comp L Mechanical:MountingHole_Pad H2 U 1 1 61F75E86 P 6700 1050 F 0 "H2" H 6650 1300 50 0000 L CNN F 1 "MotorHole" H 6650 1250 50 0000 L CNN F 2 "Holes:MountingHole_M1.6" H 6700 1050 50 0001 C CNN F 3 "~" H 6700 1050 50 0001 C CNN 1 6700 1050 1 0 0 -1 $EndComp NoConn ~ 6700 1150 $Comp L Mechanical:MountingHole_Pad H3 U 1 1 61F76BF7 P 7150 1050 F 0 "H3" H 7100 1300 50 0000 L CNN F 1 "MotorHole" H 7100 1250 50 0000 L CNN F 2 "Holes:MountingHole_M1.6" H 7150 1050 50 0001 C CNN F 3 "~" H 7150 1050 50 0001 C CNN 1 7150 1050 1 0 0 -1 $EndComp NoConn ~ 7150 1150 $Comp L Mechanical:MountingHole_Pad H4 U 1 1 61F779D1 P 8350 1100 F 0 "H4" H 8300 1350 50 0000 L CNN F 1 "MountHole" H 8300 1300 50 0000 L CNN F 2 "MountingHole:MountingHole_2.2mm_M2_ISO7380_Pad" H 8350 1100 50 0001 C CNN F 3 "~" H 8350 1100 50 0001 C CNN 1 8350 1100 1 0 0 -1 $EndComp NoConn ~ 8350 1200 $Comp L Mechanical:MountingHole_Pad H5 U 1 1 61F788C4 P 8800 1100 F 0 "H5" H 8750 1350 50 0000 L CNN F 1 "MountHole" H 8750 1300 50 0000 L CNN F 2 "MountingHole:MountingHole_2.2mm_M2_ISO7380_Pad" H 8800 1100 50 0001 C CNN F 3 "~" H 8800 1100 50 0001 C CNN 1 8800 1100 1 0 0 -1 $EndComp NoConn ~ 8800 1200 $Comp L Mechanical:MountingHole_Pad H6 U 1 1 61F79385 P 9250 1100 F 0 "H6" H 9200 1350 50 0000 L CNN F 1 "MountHole" H 9200 1300 50 0000 L CNN F 2 "MountingHole:MountingHole_2.2mm_M2_ISO7380_Pad" H 9250 1100 50 0001 C CNN F 3 "~" H 9250 1100 50 0001 C CNN 1 9250 1100 1 0 0 -1 $EndComp NoConn ~ 9250 1200 $Comp L Mechanical:MountingHole_Pad H7 U 1 1 61F79F4A P 9700 1100 F 0 "H7" H 9650 1350 50 0000 L CNN F 1 "MountHole" H 9650 1300 50 0000 L CNN F 2 "MountingHole:MountingHole_2.2mm_M2_ISO7380_Pad" H 9700 1100 50 0001 C CNN F 3 "~" H 9700 1100 50 0001 C CNN 1 9700 1100 1 0 0 -1 $EndComp NoConn ~ 9700 1200 $Comp L no_pin:no_pin Z1 U 1 1 61FA38CF P 11800 1050 F 0 "Z1" H 11800 1337 60 0000 C CNN F 1 "strain" H 11800 1231 60 0000 C CNN F 2 "strain:BF350-3AA" H 11800 1050 60 0001 C CNN F 3 "" H 11800 1050 60 0001 C CNN 1 11800 1050 1 0 0 -1 $EndComp $Comp L no_pin:no_pin Z2 U 1 1 61FA43DC P 12650 1050 F 0 "Z2" H 12650 1337 60 0000 C CNN F 1 "strain" H 12650 1231 60 0000 C CNN F 2 "strain:BF350-3AA" H 12650 1050 60 0001 C CNN F 3 "" H 12650 1050 60 0001 C CNN 1 12650 1050 1 0 0 -1 $EndComp $Comp L no_pin:no_pin Z3 U 1 1 61FA4FB7 P 13500 1050 F 0 "Z3" H 13500 1337 60 0000 C CNN F 1 "strain" H 13500 1231 60 0000 C CNN F 2 "strain:BF350-3AA" H 13500 1050 60 0001 C CNN F 3 "" H 13500 1050 60 0001 C CNN 1 13500 1050 1 0 0 -1 $EndComp $Comp L no_pin:no_pin Z4 U 1 1 61FA5B5E P 14350 1050 F 0 "Z4" H 14350 1337 60 0000 C CNN F 1 "strain" H 14350 1231 60 0000 C CNN F 2 "strain:BF350-3AA" H 14350 1050 60 0001 C CNN F 3 "" H 14350 1050 60 0001 C CNN 1 14350 1050 1 0 0 -1 $EndComp $Comp L Connector:USB_C_Receptacle_USB2.0 J2 U 1 1 61FCAA5B P 1500 3000 F 0 "J2" H 1607 3867 50 0000 C CNN F 1 "USB_C_Receptacle_USB2.0" H 1607 3776 50 0000 C CNN F 2 "GCT_USB:USB4510" H 1650 3000 50 0001 C CNN F 3 "https://www.usb.org/sites/default/files/documents/usb_type-c.zip" H 1650 3000 50 0001 C CNN 1 1500 3000 1 0 0 -1 $EndComp Wire Wire Line 2100 2900 2100 3000 Wire Wire Line 2100 3100 2100 3200 NoConn ~ 2100 3500 NoConn ~ 2100 3600 Wire Wire Line 2100 2900 2650 2900 Connection ~ 2100 2900 Wire Wire Line 2100 3100 2650 3100 Connection ~ 2100 3100 Text Label 2650 2900 2 50 ~ 0 USB_D- Text Label 2650 3100 2 50 ~ 0 USB_D+ Text Label 2650 2600 2 50 ~ 0 USB_CC1 Text Label 2650 2700 2 50 ~ 0 USB_CC2 $Comp L power:GND #PWR0103 U 1 1 61FEFD56 P 1200 4100 F 0 "#PWR0103" H 1200 3850 50 0001 C CNN F 1 "GND" H 1205 3927 50 0000 C CNN F 2 "" H 1200 4100 50 0001 C CNN F 3 "" H 1200 4100 50 0001 C CNN 1 1200 4100 1 0 0 -1 $EndComp Wire Wire Line 1200 3900 1200 4100 Wire Wire Line 1500 3900 1200 3900 Connection ~ 1200 3900 Wire Wire Line 2100 2400 2250 2400 $Comp L Device:R_Small R1 U 1 1 61FF5247 P 3300 2700 F 0 "R1" H 3359 2746 50 0000 L CNN F 1 "5.1k" H 3359 2655 50 0000 L CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 3300 2700 50 0001 C CNN F 3 "~" H 3300 2700 50 0001 C CNN 1 3300 2700 1 0 0 -1 $EndComp $Comp L Device:R_Small R2 U 1 1 61FF59BF P 3050 2800 F 0 "R2" H 3109 2846 50 0000 L CNN F 1 "5.1k" H 3109 2755 50 0000 L CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 3050 2800 50 0001 C CNN F 3 "~" H 3050 2800 50 0001 C CNN 1 3050 2800 1 0 0 -1 $EndComp Wire Wire Line 2100 2600 3300 2600 Wire Wire Line 2100 2700 3050 2700 $Comp L power:GND #PWR0104 U 1 1 61FF8431 P 3200 3050 F 0 "#PWR0104" H 3200 2800 50 0001 C CNN F 1 "GND" H 3205 2877 50 0000 C CNN F 2 "" H 3200 3050 50 0001 C CNN F 3 "" H 3200 3050 50 0001 C CNN 1 3200 3050 1 0 0 -1 $EndComp Wire Wire Line 3050 2900 3050 3050 Wire Wire Line 3050 3050 3200 3050 Wire Wire Line 3200 3050 3300 3050 Wire Wire Line 3300 3050 3300 2800 Connection ~ 3200 3050 $Comp L Interface_USB:CH340C U3 U 1 1 620180E0 P 4800 3050 F 0 "U3" H 4500 3850 50 0000 C CNN F 1 "CH340C" H 4650 2900 50 0000 C CNN F 2 "Package_SO:SOIC-16_3.9x9.9mm_P1.27mm" H 4850 2500 50 0001 L CNN F 3 "https://datasheet.lcsc.com/szlcsc/Jiangsu-Qin-Heng-CH340C_C84681.pdf" H 4450 3850 50 0001 C CNN 1 4800 3050 1 0 0 -1 $EndComp $Comp L lilygo_micro32:T-Micro32_Plus U2 U 1 1 6200E46E P 13800 2950 F 0 "U2" H 13800 3915 50 0000 C CNN F 1 "T-Micro32_Plus" H 13800 3824 50 0000 C CNN F 2 "lilygo_micro32:T-Micro32" H 13800 2950 50 0001 C CNN F 3 "" H 13800 2950 50 0001 C CNN 1 13800 2950 1 0 0 -1 $EndComp $Comp L strain:HX711 U4 U 1 1 6201F11D P 8550 7350 F 0 "U4" H 8550 7965 50 0000 C CNN F 1 "HX711" H 8550 7874 50 0000 C CNN F 2 "Package_SO:SOIC-16_3.9x9.9mm_P1.27mm" H 8550 7350 50 0001 C CNN F 3 "" H 8550 7350 50 0001 C CNN 1 8550 7350 1 0 0 -1 $EndComp $Comp L Trinamic:TMC6300 U5 U 1 1 620241DB P 12950 7400 F 0 "U5" H 12950 8465 50 0000 C CNN F 1 "TMC6300" H 12950 8374 50 0000 C CNN F 2 "Modified:QFN-20-1EP_3x3mm_P0.4mm_EP1.65x1.65mm_ThermalVias_LargerViaHoles" H 12950 7400 50 0001 C CNN F 3 "" H 12950 7400 50 0001 C CNN 1 12950 7400 1 0 0 -1 $EndComp $Comp L Regulator_Linear:AP1117-33 U6 U 1 1 6203D4F8 P 1900 1150 F 0 "U6" H 1900 1392 50 0000 C CNN F 1 "AP1117-33" H 1900 1301 50 0000 C CNN F 2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" H 1900 1350 50 0001 C CNN F 3 "http://www.diodes.com/datasheets/AP1117.pdf" H 2000 900 50 0001 C CNN 1 1900 1150 1 0 0 -1 $EndComp $Comp L power:GND #PWR0105 U 1 1 6204BF3E P 1900 1600 F 0 "#PWR0105" H 1900 1350 50 0001 C CNN F 1 "GND" H 1905 1427 50 0000 C CNN F 2 "" H 1900 1600 50 0001 C CNN F 3 "" H 1900 1600 50 0001 C CNN 1 1900 1600 1 0 0 -1 $EndComp Wire Wire Line 1900 1450 1900 1500 Wire Wire Line 1600 1150 1300 1150 $Comp L Device:C_Small C9 U 1 1 620545DC P 1300 1300 F 0 "C9" H 1392 1346 50 0000 L CNN F 1 "10uF" H 1392 1255 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 1300 1300 50 0001 C CNN F 3 "~" H 1300 1300 50 0001 C CNN 1 1300 1300 1 0 0 -1 $EndComp Connection ~ 1300 1150 Wire Wire Line 1300 1150 950 1150 Wire Wire Line 1300 1500 1900 1500 Connection ~ 1900 1500 Wire Wire Line 1900 1500 1900 1600 Wire Wire Line 1300 1400 1300 1500 Wire Wire Line 1300 1200 1300 1150 $Comp L Device:C_Small C10 U 1 1 620581B5 P 2300 1300 F 0 "C10" H 2392 1346 50 0000 L CNN F 1 "10uF" H 2392 1255 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 2300 1300 50 0001 C CNN F 3 "~" H 2300 1300 50 0001 C CNN 1 2300 1300 1 0 0 -1 $EndComp Wire Wire Line 2300 1400 2300 1500 Wire Wire Line 2300 1200 2300 1150 Wire Wire Line 1900 1500 2300 1500 Wire Wire Line 2300 1150 2200 1150 Wire Wire Line 2300 1150 2650 1150 Connection ~ 2300 1150 $Comp L power:+3.3V #PWR0106 U 1 1 6205EE7E P 2650 1000 F 0 "#PWR0106" H 2650 850 50 0001 C CNN F 1 "+3.3V" H 2665 1173 50 0000 C CNN F 2 "" H 2650 1000 50 0001 C CNN F 3 "" H 2650 1000 50 0001 C CNN 1 2650 1000 1 0 0 -1 $EndComp Wire Wire Line 2650 1000 2650 1050 $Comp L Device:C_Small C20 U 1 1 62066B6D P 1200 7650 F 0 "C20" H 1292 7696 50 0000 L CNN F 1 "0.1uF" H 1292 7605 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 1200 7650 50 0001 C CNN F 3 "~" H 1200 7650 50 0001 C CNN 1 1200 7650 1 0 0 -1 $EndComp Wire Wire Line 13450 6600 13550 6600 $Comp L Device:C_Small C15 U 1 1 62084712 P 12100 6650 F 0 "C15" H 12192 6696 50 0000 L CNN F 1 "0.1uF" H 12192 6605 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 12100 6650 50 0001 C CNN F 3 "~" H 12100 6650 50 0001 C CNN 1 12100 6650 1 0 0 -1 $EndComp $Comp L Device:C_Small C14 U 1 1 62086349 P 11700 6650 F 0 "C14" H 11792 6696 50 0000 L CNN F 1 "0.1uF" H 11792 6605 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 11700 6650 50 0001 C CNN F 3 "~" H 11700 6650 50 0001 C CNN 1 11700 6650 1 0 0 -1 $EndComp Wire Wire Line 12100 6750 12450 6750 Wire Wire Line 12450 6750 12450 6700 Wire Wire Line 12450 6600 12450 6550 Wire Wire Line 12450 6550 12100 6550 Connection ~ 11700 6550 Connection ~ 12100 6550 Wire Wire Line 12100 6550 11700 6550 $Comp L Device:C_Small C21 U 1 1 6209158D P 13600 8300 F 0 "C21" H 13692 8346 50 0000 L CNN F 1 "0.1uF" H 13692 8255 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 13600 8300 50 0001 C CNN F 3 "~" H 13600 8300 50 0001 C CNN 1 13600 8300 1 0 0 -1 $EndComp $Comp L Device:C_Small C17 U 1 1 62091F81 P 11850 7950 F 0 "C17" H 11942 7996 50 0000 L CNN F 1 "0.1uF" H 11942 7905 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 11850 7950 50 0001 C CNN F 3 "~" H 11850 7950 50 0001 C CNN 1 11850 7950 1 0 0 -1 $EndComp $Comp L power:GND #PWR0107 U 1 1 62092C18 P 13600 8500 F 0 "#PWR0107" H 13600 8250 50 0001 C CNN F 1 "GND" H 13605 8327 50 0000 C CNN F 2 "" H 13600 8500 50 0001 C CNN F 3 "" H 13600 8500 50 0001 C CNN 1 13600 8500 1 0 0 -1 $EndComp Wire Wire Line 13450 8200 13600 8200 Wire Wire Line 13600 8400 13600 8500 $Comp L power:GND #PWR0108 U 1 1 62096FA5 P 12300 8500 F 0 "#PWR0108" H 12300 8250 50 0001 C CNN F 1 "GND" H 12305 8327 50 0000 C CNN F 2 "" H 12300 8500 50 0001 C CNN F 3 "" H 12300 8500 50 0001 C CNN 1 12300 8500 1 0 0 -1 $EndComp Wire Wire Line 12300 8500 12300 8300 Wire Wire Line 12300 7900 12450 7900 Wire Wire Line 12450 8000 12300 8000 Connection ~ 12300 8000 Wire Wire Line 12300 8000 12300 7900 Wire Wire Line 12300 8100 12450 8100 Connection ~ 12300 8100 Wire Wire Line 12300 8100 12300 8000 Wire Wire Line 12450 8200 12300 8200 Connection ~ 12300 8200 Wire Wire Line 12300 8200 12300 8100 Wire Wire Line 12450 7700 12100 7700 Connection ~ 12300 8300 Wire Wire Line 12300 8300 12300 8200 $Comp L power:+3.3V #PWR0109 U 1 1 620A6032 P 11600 7850 F 0 "#PWR0109" H 11600 7700 50 0001 C CNN F 1 "+3.3V" H 11615 8023 50 0000 C CNN F 2 "" H 11600 7850 50 0001 C CNN F 3 "" H 11600 7850 50 0001 C CNN 1 11600 7850 1 0 0 -1 $EndComp Wire Wire Line 11600 7850 11850 7850 Wire Wire Line 12100 7850 12100 7700 Connection ~ 11850 7850 Wire Wire Line 11850 7850 12100 7850 Wire Wire Line 11850 8050 11850 8300 Wire Wire Line 11850 8300 12300 8300 Wire Wire Line 12450 7600 11850 7600 Text Label 11850 7600 0 50 ~ 0 TMC_DIAG Wire Wire Line 12450 6900 11850 6900 Text Label 11850 6900 0 50 ~ 0 TMC_UH Wire Wire Line 12450 7000 11850 7000 Text Label 11850 7000 0 50 ~ 0 TMC_UL Wire Wire Line 12450 7100 11850 7100 Text Label 11850 7100 0 50 ~ 0 TMC_VH Wire Wire Line 12450 7200 11850 7200 Text Label 11850 7200 0 50 ~ 0 TMC_VL Wire Wire Line 12450 7300 11850 7300 Text Label 11850 7300 0 50 ~ 0 TMC_WH Wire Wire Line 12450 7400 11850 7400 Text Label 11850 7400 0 50 ~ 0 TMC_WL Wire Wire Line 13450 6700 13550 6700 Wire Wire Line 13650 6800 13550 6800 Wire Wire Line 13450 7000 13700 7000 Wire Wire Line 13700 7000 13700 7100 Wire Wire Line 13450 7100 13700 7100 Connection ~ 13700 7100 Wire Wire Line 13700 7100 13700 7450 $Comp L power:GND #PWR0110 U 1 1 620D59FA P 13700 7450 F 0 "#PWR0110" H 13700 7200 50 0001 C CNN F 1 "GND" H 13705 7277 50 0000 C CNN F 2 "" H 13700 7450 50 0001 C CNN F 3 "" H 13700 7450 50 0001 C CNN 1 13700 7450 1 0 0 -1 $EndComp Text Notes 13750 7250 0 50 ~ 0 Could put a sense resistor and\nsense amplifier here Wire Wire Line 4400 2950 3900 2950 Wire Wire Line 3900 3050 4400 3050 Text Label 3900 2950 0 50 ~ 0 USB_D+ Text Label 3900 3050 0 50 ~ 0 USB_D- $Comp L power:GND #PWR0111 U 1 1 6210086E P 4800 3800 F 0 "#PWR0111" H 4800 3550 50 0001 C CNN F 1 "GND" H 4805 3627 50 0000 C CNN F 2 "" H 4800 3800 50 0001 C CNN F 3 "" H 4800 3800 50 0001 C CNN 1 4800 3800 1 0 0 -1 $EndComp Wire Wire Line 4800 3800 4800 3650 $Comp L power:+3.3V #PWR0112 U 1 1 62105589 P 4000 2250 F 0 "#PWR0112" H 4000 2100 50 0001 C CNN F 1 "+3.3V" H 4015 2423 50 0000 C CNN F 2 "" H 4000 2250 50 0001 C CNN F 3 "" H 4000 2250 50 0001 C CNN 1 4000 2250 1 0 0 -1 $EndComp Wire Wire Line 4000 2250 4150 2250 Wire Wire Line 4700 2250 4700 2450 Wire Wire Line 4800 2450 4800 2250 Wire Wire Line 4800 2250 4700 2250 Connection ~ 4700 2250 $Comp L Device:C_Small C11 U 1 1 621156C4 P 4150 2350 F 0 "C11" H 4242 2396 50 0000 L CNN F 1 "0.1uF" H 4242 2305 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 4150 2350 50 0001 C CNN F 3 "~" H 4150 2350 50 0001 C CNN 1 4150 2350 1 0 0 -1 $EndComp Connection ~ 4150 2250 $Comp L power:GND #PWR0113 U 1 1 621184B4 P 4150 2600 F 0 "#PWR0113" H 4150 2350 50 0001 C CNN F 1 "GND" H 4155 2427 50 0000 C CNN F 2 "" H 4150 2600 50 0001 C CNN F 3 "" H 4150 2600 50 0001 C CNN 1 4150 2600 1 0 0 -1 $EndComp Wire Wire Line 4150 2450 4150 2600 NoConn ~ 4400 2750 Wire Wire Line 5200 2650 5850 2650 Wire Wire Line 5200 2750 5850 2750 Text Label 5850 2650 2 50 ~ 0 USB_SERIAL_TXO Text Label 5850 2750 2 50 ~ 0 USB_SERIAL_RXI NoConn ~ 5200 3250 NoConn ~ 5200 3150 NoConn ~ 5200 3050 NoConn ~ 5200 2950 Wire Wire Line 5200 3350 5850 3350 Wire Wire Line 5200 3450 5850 3450 Text Label 5850 3350 2 50 ~ 0 DTR Text Label 5850 3450 2 50 ~ 0 RTS Wire Wire Line 1750 7650 1550 7650 Wire Wire Line 1550 7650 1550 7550 Wire Wire Line 1550 7550 1750 7550 Wire Wire Line 1550 7550 1200 7550 Wire Wire Line 950 7550 950 7400 Connection ~ 1550 7550 Connection ~ 1200 7550 Wire Wire Line 1200 7550 950 7550 $Comp L power:+3.3V #PWR0114 U 1 1 62153EA9 P 950 7400 F 0 "#PWR0114" H 950 7250 50 0001 C CNN F 1 "+3.3V" H 965 7573 50 0000 C CNN F 2 "" H 950 7400 50 0001 C CNN F 3 "" H 950 7400 50 0001 C CNN 1 950 7400 1 0 0 -1 $EndComp $Comp L power:GND #PWR0115 U 1 1 62154495 P 1200 7950 F 0 "#PWR0115" H 1200 7700 50 0001 C CNN F 1 "GND" H 1205 7777 50 0000 C CNN F 2 "" H 1200 7950 50 0001 C CNN F 3 "" H 1200 7950 50 0001 C CNN 1 1200 7950 1 0 0 -1 $EndComp Wire Wire Line 1200 7750 1200 7850 Wire Wire Line 1200 7850 1750 7850 Connection ~ 1200 7850 Wire Wire Line 1200 7850 1200 7950 NoConn ~ 1750 7750 NoConn ~ 3150 7850 Wire Wire Line 3150 7550 3200 7550 Wire Wire Line 3150 7650 3200 7650 Wire Wire Line 3150 7750 3200 7750 Text Label 3800 7550 2 50 ~ 0 MAG_CSN Text Label 3800 7650 2 50 ~ 0 MAG_CLK Text Label 3800 7750 2 50 ~ 0 MAG_DO $Comp L Device:Q_PNP_BEC Q1 U 1 1 61FE5517 P 7450 6900 F 0 "Q1" H 7641 6854 50 0000 L CNN F 1 "MMBT4403" H 7641 6945 50 0000 L CNN F 2 "Package_TO_SOT_SMD:SOT-23" H 7650 7000 50 0001 C CNN F 3 "~" H 7450 6900 50 0001 C CNN 1 7450 6900 -1 0 0 1 $EndComp Wire Wire Line 7850 7100 8100 7100 Wire Wire Line 7850 7250 7850 7200 Wire Wire Line 7850 7200 8100 7200 $Comp L Device:R_Small R3 U 1 1 61FF8747 P 7150 7350 F 0 "R3" H 7209 7396 50 0000 L CNN F 1 "20k" H 7209 7305 50 0000 L CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 7150 7350 50 0001 C CNN F 3 "~" H 7150 7350 50 0001 C CNN 1 7150 7350 1 0 0 -1 $EndComp Connection ~ 7150 7250 Wire Wire Line 7150 7450 7150 7500 Wire Wire Line 7150 7500 7450 7500 Wire Wire Line 7450 7500 7450 7300 Wire Wire Line 7450 7300 8100 7300 $Comp L Device:R_Small R4 U 1 1 61FFF7FC P 7150 7650 F 0 "R4" H 7209 7696 50 0000 L CNN F 1 "8.2k" H 7209 7605 50 0000 L CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 7150 7650 50 0001 C CNN F 3 "~" H 7150 7650 50 0001 C CNN 1 7150 7650 1 0 0 -1 $EndComp Wire Wire Line 7150 7550 7150 7500 Connection ~ 7150 7500 Wire Wire Line 7150 7850 7150 7750 $Comp L Device:L_Small L1 U 1 1 6200E5DE P 6750 7250 F 0 "L1" V 6569 7250 50 0000 C CNN F 1 "3.3uH" V 6660 7250 50 0000 C CNN F 2 "Inductor_SMD:L_0805_2012Metric" H 6750 7250 50 0001 C CNN F 3 "~" H 6750 7250 50 0001 C CNN 1 6750 7250 0 1 1 0 $EndComp Wire Wire Line 6850 7250 7150 7250 $Comp L Device:C_Small C19 U 1 1 620172CE P 6500 7350 F 0 "C19" H 6592 7396 50 0000 L CNN F 1 "0.1uF" H 6592 7305 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 6500 7350 50 0001 C CNN F 3 "~" H 6500 7350 50 0001 C CNN 1 6500 7350 1 0 0 -1 $EndComp $Comp L Device:C_Small C18 U 1 1 620191B6 P 6150 7350 F 0 "C18" H 6242 7396 50 0000 L CNN F 1 "10uF" H 6242 7305 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 6150 7350 50 0001 C CNN F 3 "~" H 6150 7350 50 0001 C CNN 1 6150 7350 1 0 0 -1 $EndComp Wire Wire Line 6150 7250 6500 7250 Connection ~ 6500 7250 Wire Wire Line 6500 7250 6650 7250 Wire Wire Line 6150 7450 6350 7450 Connection ~ 6350 7450 Wire Wire Line 6350 7450 6500 7450 Connection ~ 6150 7250 Text Label 5700 7250 0 50 ~ 0 STRAIN_E+ Wire Wire Line 5700 7250 6150 7250 Wire Wire Line 8100 7400 7600 7400 Text Label 5700 7650 0 50 ~ 0 STRAIN_E- $Comp L power:+3.3V #PWR0116 U 1 1 620606F7 P 7350 6400 F 0 "#PWR0116" H 7350 6250 50 0001 C CNN F 1 "+3.3V" H 7365 6573 50 0000 C CNN F 2 "" H 7350 6400 50 0001 C CNN F 3 "" H 7350 6400 50 0001 C CNN 1 7350 6400 1 0 0 -1 $EndComp $Comp L Device:C_Small C16 U 1 1 62060FF5 P 6700 6600 F 0 "C16" H 6792 6646 50 0000 L CNN F 1 "10uF" H 6792 6555 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 6700 6600 50 0001 C CNN F 3 "~" H 6700 6600 50 0001 C CNN 1 6700 6600 1 0 0 -1 $EndComp Wire Wire Line 7350 6500 7350 6400 Wire Wire Line 7350 6500 7350 6700 Connection ~ 7350 6500 Wire Wire Line 7350 6500 7950 6500 Wire Wire Line 7950 6500 7950 7000 Wire Wire Line 7950 7000 8100 7000 Wire Wire Line 7950 6500 9100 6500 Wire Wire Line 9100 6500 9100 7000 Wire Wire Line 9100 7000 9000 7000 Connection ~ 7950 6500 $Comp L Device:C_Small C22 U 1 1 6209787A P 7900 7600 F 0 "C22" H 7992 7646 50 0000 L CNN F 1 "0.1uF" H 7992 7555 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 7900 7600 50 0001 C CNN F 3 "~" H 7900 7600 50 0001 C CNN 1 7900 7600 -1 0 0 1 $EndComp Wire Wire Line 7900 7500 8100 7500 Wire Wire Line 8100 7600 8000 7600 Wire Wire Line 8000 7600 8000 8150 Text Label 5700 8150 0 50 ~ 0 STRAIN_S- Text Label 5700 8350 0 50 ~ 0 STRAIN_S+ $Comp L power:GNDA #PWR0117 U 1 1 620D3FEB P 7600 7850 F 0 "#PWR0117" H 7600 7600 50 0001 C CNN F 1 "GNDA" H 7605 7677 50 0000 C CNN F 2 "" H 7600 7850 50 0001 C CNN F 3 "" H 7600 7850 50 0001 C CNN 1 7600 7850 1 0 0 -1 $EndComp Wire Wire Line 5700 7650 6350 7650 Wire Wire Line 6350 7450 6350 7650 Connection ~ 6350 7650 $Comp L power:GNDA #PWR0118 U 1 1 62110345 P 6350 7850 F 0 "#PWR0118" H 6350 7600 50 0001 C CNN F 1 "GNDA" H 6355 7677 50 0000 C CNN F 2 "" H 6350 7850 50 0001 C CNN F 3 "" H 6350 7850 50 0001 C CNN 1 6350 7850 1 0 0 -1 $EndComp $Comp L power:GNDA #PWR0119 U 1 1 6211AE93 P 7150 7850 F 0 "#PWR0119" H 7150 7600 50 0001 C CNN F 1 "GNDA" H 7155 7677 50 0000 C CNN F 2 "" H 7150 7850 50 0001 C CNN F 3 "" H 7150 7850 50 0001 C CNN 1 7150 7850 1 0 0 -1 $EndComp Wire Wire Line 6350 7650 6350 7850 Wire Wire Line 7600 7400 7600 7850 Wire Wire Line 7900 7700 7900 7850 Wire Wire Line 6700 6750 6700 6700 $Comp L power:GNDA #PWR0120 U 1 1 62131AAA P 6700 6750 F 0 "#PWR0120" H 6700 6500 50 0001 C CNN F 1 "GNDA" H 6705 6577 50 0000 C CNN F 2 "" H 6700 6750 50 0001 C CNN F 3 "" H 6700 6750 50 0001 C CNN 1 6700 6750 1 0 0 -1 $EndComp $Comp L power:GNDA #PWR0121 U 1 1 6213FBBB P 7900 7850 F 0 "#PWR0121" H 7900 7600 50 0001 C CNN F 1 "GNDA" H 7905 7677 50 0000 C CNN F 2 "" H 7900 7850 50 0001 C CNN F 3 "" H 7900 7850 50 0001 C CNN 1 7900 7850 1 0 0 -1 $EndComp $Comp L Device:C_Small C23 U 1 1 6213FF11 P 7600 8250 F 0 "C23" H 7692 8296 50 0000 L CNN F 1 "0.1uF" H 7692 8205 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 7600 8250 50 0001 C CNN F 3 "~" H 7600 8250 50 0001 C CNN 1 7600 8250 -1 0 0 1 $EndComp Wire Wire Line 7600 8150 8000 8150 Wire Wire Line 7600 8350 8100 8350 Wire Wire Line 8100 7700 8100 8350 $Comp L Device:R_Small R5 U 1 1 6217EBC1 P 6750 8150 F 0 "R5" V 6554 8150 50 0000 C CNN F 1 "100" V 6645 8150 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 6750 8150 50 0001 C CNN F 3 "~" H 6750 8150 50 0001 C CNN 1 6750 8150 0 1 1 0 $EndComp $Comp L Device:R_Small R6 U 1 1 6217F6BC P 6750 8350 F 0 "R6" V 6550 8350 50 0000 C CNN F 1 "100" V 6650 8350 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 6750 8350 50 0001 C CNN F 3 "~" H 6750 8350 50 0001 C CNN 1 6750 8350 0 -1 -1 0 $EndComp Wire Wire Line 6850 8150 7600 8150 Connection ~ 7600 8150 Wire Wire Line 7600 8350 6850 8350 Connection ~ 7600 8350 Wire Wire Line 6650 8150 5700 8150 Wire Wire Line 5700 8350 6650 8350 $Comp L power:GNDA #PWR0122 U 1 1 621B25E8 P 9100 7850 F 0 "#PWR0122" H 9100 7600 50 0001 C CNN F 1 "GNDA" H 9105 7677 50 0000 C CNN F 2 "" H 9100 7850 50 0001 C CNN F 3 "" H 9100 7850 50 0001 C CNN 1 9100 7850 1 0 0 -1 $EndComp Wire Wire Line 9000 7600 9100 7600 Wire Wire Line 9100 7600 9100 7700 Wire Wire Line 9000 7700 9100 7700 Connection ~ 9100 7700 Wire Wire Line 9100 7700 9100 7850 $Comp L power:GNDA #PWR0123 U 1 1 621D4025 P 8450 8250 F 0 "#PWR0123" H 8450 8000 50 0001 C CNN F 1 "GNDA" H 8455 8077 50 0000 C CNN F 2 "" H 8450 8250 50 0001 C CNN F 3 "" H 8450 8250 50 0001 C CNN 1 8450 8250 1 0 0 -1 $EndComp $Comp L power:GND #PWR0124 U 1 1 621D490E P 8800 8250 F 0 "#PWR0124" H 8800 8000 50 0001 C CNN F 1 "GND" H 8805 8077 50 0000 C CNN F 2 "" H 8800 8250 50 0001 C CNN F 3 "" H 8800 8250 50 0001 C CNN 1 8800 8250 1 0 0 -1 $EndComp Wire Wire Line 8450 8250 8800 8250 Text Notes 8950 8400 0 50 ~ 0 Use net tie here for better\nisolation handling in PCB? (Kicad 6) Wire Wire Line 9000 7100 9100 7100 Wire Wire Line 9100 7100 9100 7000 Connection ~ 9100 7000 Text Notes 9150 7100 0 50 ~ 0 Rate=1 --> 80 samples per second NoConn ~ 9000 7300 $Comp L power:GNDA #PWR0125 U 1 1 621F9C4B P 9350 7200 F 0 "#PWR0125" H 9350 6950 50 0001 C CNN F 1 "GNDA" H 9355 7027 50 0000 C CNN F 2 "" H 9350 7200 50 0001 C CNN F 3 "" H 9350 7200 50 0001 C CNN 1 9350 7200 1 0 0 -1 $EndComp Wire Wire Line 9000 7200 9350 7200 Text Label 10000 7400 2 50 ~ 0 STRAIN_DO Text Label 10000 7500 2 50 ~ 0 STRAIN_SCK Wire Wire Line 9000 7500 10000 7500 Wire Wire Line 9000 7400 10000 7400 Text Label 15350 2550 2 50 ~ 0 USB_SERIAL_RXI Text Label 15350 2650 2 50 ~ 0 USB_SERIAL_TXO Wire Wire Line 15350 2650 14550 2650 Wire Wire Line 14550 2550 15350 2550 $Comp L Connector_Generic:Conn_01x08 J3 U 1 1 622DFEF9 P 10750 2950 F 0 "J3" H 10830 2942 50 0000 L CNN F 1 "LCD" H 10830 2851 50 0000 L CNN F 2 "view_custom:SolderPads_2mm_8" H 10750 2950 50 0001 C CNN F 3 "~" H 10750 2950 50 0001 C CNN 1 10750 2950 1 0 0 -1 $EndComp $Comp L Transistor_BJT:UMH3N Q2 U 1 1 622E5052 P 7100 2750 F 0 "Q2" H 7391 2796 50 0000 L CNN F 1 "UMH3N" H 7391 2705 50 0000 L CNN F 2 "Package_TO_SOT_SMD:SOT-363_SC-70-6" H 7105 2310 50 0001 C CNN F 3 "http://rohmfs.rohm.com/en/products/databook/datasheet/discrete/transistor/digital/emh3t2r-e.pdf" H 7250 2750 50 0001 C CNN 1 7100 2750 -1 0 0 -1 $EndComp $Comp L Transistor_BJT:UMH3N Q2 U 2 1 622E5B70 P 7100 3350 F 0 "Q2" H 7391 3304 50 0000 L CNN F 1 "UMH3N" H 7391 3395 50 0000 L CNN F 2 "Package_TO_SOT_SMD:SOT-363_SC-70-6" H 7105 2910 50 0001 C CNN F 3 "http://rohmfs.rohm.com/en/products/databook/datasheet/discrete/transistor/digital/emh3t2r-e.pdf" H 7250 3350 50 0001 C CNN 2 7100 3350 -1 0 0 1 $EndComp Wire Wire Line 7300 2750 7700 2750 Wire Wire Line 7300 3350 7450 3350 Wire Wire Line 6900 2950 7450 2950 Wire Wire Line 7450 2950 7450 3350 Connection ~ 7450 3350 Wire Wire Line 7450 3350 7950 3350 Wire Wire Line 6900 3150 6900 3050 Wire Wire Line 6900 3050 7700 3050 Wire Wire Line 7700 3050 7700 2750 Connection ~ 7700 2750 Wire Wire Line 7700 2750 7950 2750 Wire Wire Line 6900 3550 6900 3650 Wire Wire Line 6900 3650 6300 3650 Wire Wire Line 6300 2450 6900 2450 Wire Wire Line 6900 2450 6900 2550 Text Label 6300 2450 0 50 ~ 0 ESP32_EN Text Label 6300 3650 0 50 ~ 0 ESP32_BOOT Text Label 7950 2750 2 50 ~ 0 DTR Text Label 7950 3350 2 50 ~ 0 RTS Text Notes 6600 2300 0 50 ~ 0 Reset/Boot via USB serial Wire Wire Line 13050 2450 12550 2450 Text Label 12550 2450 0 50 ~ 0 ESP32_EN Wire Wire Line 14550 3550 15350 3550 Text Label 15350 3550 2 50 ~ 0 ESP32_BOOT $Comp L Device:C_Small C25 U 1 1 62390737 P 12500 2150 F 0 "C25" H 12592 2196 50 0000 L CNN F 1 "0.1uF" H 12592 2105 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 12500 2150 50 0001 C CNN F 3 "~" H 12500 2150 50 0001 C CNN 1 12500 2150 1 0 0 -1 $EndComp $Comp L Device:C_Small C24 U 1 1 623909D3 P 12150 2150 F 0 "C24" H 12242 2196 50 0000 L CNN F 1 "10uF" H 12242 2105 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 12150 2150 50 0001 C CNN F 3 "~" H 12150 2150 50 0001 C CNN 1 12150 2150 1 0 0 -1 $EndComp Wire Wire Line 13050 2250 12500 2250 Wire Wire Line 11950 2250 11950 2400 Connection ~ 12150 2250 Connection ~ 12500 2250 Wire Wire Line 12500 2250 12150 2250 Wire Wire Line 13050 2350 12900 2350 Wire Wire Line 12900 2350 12900 2050 Wire Wire Line 12900 2050 12500 2050 Wire Wire Line 11950 2050 11950 1950 Connection ~ 12150 2050 Wire Wire Line 12150 2050 11950 2050 Connection ~ 12500 2050 Wire Wire Line 12500 2050 12150 2050 $Comp L power:+3.3V #PWR0126 U 1 1 623D2EFC P 11950 1950 F 0 "#PWR0126" H 11950 1800 50 0001 C CNN F 1 "+3.3V" H 11965 2123 50 0000 C CNN F 2 "" H 11950 1950 50 0001 C CNN F 3 "" H 11950 1950 50 0001 C CNN 1 11950 1950 1 0 0 -1 $EndComp $Comp L power:GND #PWR0127 U 1 1 623D364A P 11950 2400 F 0 "#PWR0127" H 11950 2150 50 0001 C CNN F 1 "GND" H 11955 2227 50 0000 C CNN F 2 "" H 11950 2400 50 0001 C CNN F 3 "" H 11950 2400 50 0001 C CNN 1 11950 2400 1 0 0 -1 $EndComp Wire Wire Line 11950 2250 12150 2250 $Comp L power:GND #PWR0128 U 1 1 623F1786 P 15500 2250 F 0 "#PWR0128" H 15500 2000 50 0001 C CNN F 1 "GND" H 15505 2077 50 0000 C CNN F 2 "" H 15500 2250 50 0001 C CNN F 3 "" H 15500 2250 50 0001 C CNN 1 15500 2250 1 0 0 -1 $EndComp $Comp L power:GND #PWR0129 U 1 1 623F1D8E P 12800 3750 F 0 "#PWR0129" H 12800 3500 50 0001 C CNN F 1 "GND" H 12805 3577 50 0000 C CNN F 2 "" H 12800 3750 50 0001 C CNN F 3 "" H 12800 3750 50 0001 C CNN 1 12800 3750 1 0 0 -1 $EndComp Wire Wire Line 12800 3750 12800 3650 Wire Wire Line 12800 3650 13050 3650 Wire Wire Line 14550 2250 15500 2250 Wire Wire Line 10550 2650 10500 2650 Wire Wire Line 10550 2850 9900 2850 Wire Wire Line 9900 2950 10550 2950 Wire Wire Line 10550 3050 9900 3050 Wire Wire Line 9900 3150 10550 3150 Wire Wire Line 10550 3250 9900 3250 Wire Wire Line 9900 3350 10550 3350 $Comp L power:+3.3V #PWR0130 U 1 1 6245E5C2 P 9650 2500 F 0 "#PWR0130" H 9650 2350 50 0001 C CNN F 1 "+3.3V" H 9665 2673 50 0000 C CNN F 2 "" H 9650 2500 50 0001 C CNN F 3 "" H 9650 2500 50 0001 C CNN 1 9650 2500 1 0 0 -1 $EndComp $Comp L power:GND #PWR0131 U 1 1 6245EF1E P 9650 2800 F 0 "#PWR0131" H 9650 2550 50 0001 C CNN F 1 "GND" H 9655 2627 50 0000 C CNN F 2 "" H 9650 2800 50 0001 C CNN F 3 "" H 9650 2800 50 0001 C CNN 1 9650 2800 1 0 0 -1 $EndComp Wire Wire Line 9650 2750 9650 2800 Wire Wire Line 9650 2750 9700 2750 $Comp L Device:C_Small C26 U 1 1 6246F069 P 9700 2650 F 0 "C26" H 9792 2696 50 0000 L CNN F 1 "10uF" H 9792 2605 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 9700 2650 50 0001 C CNN F 3 "~" H 9700 2650 50 0001 C CNN 1 9700 2650 1 0 0 -1 $EndComp Connection ~ 9700 2750 Wire Wire Line 9700 2750 10550 2750 Wire Wire Line 9650 2500 9650 2550 Wire Wire Line 9650 2550 9700 2550 Wire Wire Line 10500 2550 10500 2650 Connection ~ 9700 2550 Wire Wire Line 9700 2550 10500 2550 Text Label 9900 2850 0 50 ~ 0 LCD_RST Text Label 9900 2950 0 50 ~ 0 LCD_SCK Text Label 9900 3050 0 50 ~ 0 LCD_DATA Text Label 9900 3150 0 50 ~ 0 LCD_BACKLIGHT Text Label 9900 3250 0 50 ~ 0 LCD_CS Text Label 9900 3350 0 50 ~ 0 LCD_CMD Text Notes 9600 3500 0 50 ~ 0 TODO: figure these out Wire Wire Line 7650 6900 7850 6900 Wire Wire Line 7150 7250 7350 7250 Wire Wire Line 7850 6900 7850 7100 Wire Wire Line 7350 7100 7350 7250 Connection ~ 7350 7250 Wire Wire Line 7350 7250 7850 7250 Wire Wire Line 6700 6500 7050 6500 Wire Wire Line 13050 2950 12450 2950 Text Label 12450 2950 0 50 ~ 0 TMC_UH Wire Wire Line 13050 3050 12450 3050 Text Label 12450 3050 0 50 ~ 0 TMC_UL Wire Wire Line 13050 3150 12450 3150 Text Label 12450 3150 0 50 ~ 0 TMC_VH Wire Wire Line 13050 3250 12450 3250 Text Label 12450 3250 0 50 ~ 0 TMC_VL Wire Wire Line 13050 3350 12450 3350 Text Label 12450 3350 0 50 ~ 0 TMC_WH Wire Wire Line 13050 3450 12450 3450 Text Label 12450 3450 0 50 ~ 0 TMC_WL Wire Wire Line 14550 3450 15200 3450 Wire Wire Line 15200 3250 14550 3250 Wire Wire Line 14550 3150 15200 3150 Wire Wire Line 15200 2950 14550 2950 Wire Wire Line 14550 2750 15200 2750 Wire Wire Line 15200 2450 14550 2450 Text Label 15200 3450 2 50 ~ 0 LCD_RST Text Label 15200 3250 2 50 ~ 0 LCD_SCK Text Label 15200 3150 2 50 ~ 0 LCD_DATA Text Label 15200 2950 2 50 ~ 0 LCD_BACKLIGHT Text Label 15200 2750 2 50 ~ 0 LCD_CS Text Label 15200 2450 2 50 ~ 0 LCD_CMD Wire Wire Line 13450 3850 13450 4500 Wire Wire Line 13050 3550 12400 3550 Wire Wire Line 13050 2650 12400 2650 Text Label 13450 4500 1 50 ~ 0 MAG_CSN Text Label 12400 3550 0 50 ~ 0 MAG_CLK Text Label 12400 2650 0 50 ~ 0 MAG_DO Text Label 13650 4750 1 50 ~ 0 STRAIN_DO Text Label 15050 4050 2 50 ~ 0 STRAIN_SCK Wire Wire Line 14050 4050 15050 4050 Wire Wire Line 13950 4650 13950 3850 Text Label 13950 4650 1 50 ~ 0 LED_DATA_3V3 Wire Wire Line 13050 2550 12450 2550 Text Label 12450 2550 0 50 ~ 0 TMC_DIAG $Comp L Connector_Generic:Conn_01x03 J4 U 1 1 62748B8A P 5300 7550 F 0 "J4" H 5380 7592 50 0000 L CNN F 1 "Strain" H 5380 7501 50 0000 L CNN F 2 "view_custom:SolderPads_2mm_3" H 5300 7550 50 0001 C CNN F 3 "~" H 5300 7550 50 0001 C CNN 1 5300 7550 1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_01x03 J5 U 1 1 6274A9BB P 5300 8000 F 0 "J5" H 5380 8042 50 0000 L CNN F 1 "Strain" H 5380 7951 50 0000 L CNN F 2 "view_custom:SolderPads_2mm_3" H 5300 8000 50 0001 C CNN F 3 "~" H 5300 8000 50 0001 C CNN 1 5300 8000 1 0 0 -1 $EndComp Text Label 4650 7450 0 50 ~ 0 STRAIN_E+ Wire Wire Line 4650 7450 5100 7450 Text Label 4650 7650 0 50 ~ 0 STRAIN_E- Wire Wire Line 4650 7650 5100 7650 Text Label 4650 7900 0 50 ~ 0 STRAIN_E+ Wire Wire Line 4650 7900 5100 7900 Text Label 4650 8100 0 50 ~ 0 STRAIN_E- Wire Wire Line 4650 8100 5100 8100 Text Label 4650 7550 0 50 ~ 0 STRAIN_S+ Wire Wire Line 4650 7550 5100 7550 Text Label 4650 8000 0 50 ~ 0 STRAIN_S- Wire Wire Line 4650 8000 5100 8000 $Comp L no_pin:no_pin Z5 U 1 1 62038103 P 15850 1050 F 0 "Z5" H 15850 1337 60 0000 C CNN F 1 "dummy_keepouts" H 15850 1231 60 0000 C CNN F 2 "view_custom:ViewKeepouts3d" H 15850 1050 60 0001 C CNN F 3 "" H 15850 1050 60 0001 C CNN 1 15850 1050 1 0 0 -1 $EndComp $Comp L Logic_LevelTranslator:SN74LV1T34DBV U7 U 1 1 620700A0 P 1700 9550 F 0 "U7" H 1650 10050 50 0000 L CNN F 1 "SN74LV1T34DBV" H 1400 9950 50 0000 L CNN F 2 "Package_TO_SOT_SMD:SOT-23-5" H 2350 9300 50 0001 C CNN F 3 "https://www.ti.com/lit/ds/symlink/sn74lv1t34.pdf" H 1300 9350 50 0001 C CNN 1 1700 9550 1 0 0 -1 $EndComp $Comp L Device:C_Small C29 U 1 1 62078A75 P 1200 9350 F 0 "C29" H 1292 9396 50 0000 L CNN F 1 "0.1uF" H 1292 9305 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 1200 9350 50 0001 C CNN F 3 "~" H 1200 9350 50 0001 C CNN 1 1200 9350 1 0 0 -1 $EndComp Wire Wire Line 1200 9250 1700 9250 Wire Wire Line 1200 9450 1200 9850 Wire Wire Line 1200 9850 1700 9850 Connection ~ 1200 9250 Connection ~ 1200 9850 Wire Wire Line 600 9550 1400 9550 Text Label 600 9550 0 50 ~ 0 LED_DATA_3V3 Wire Wire Line 1200 9050 1200 9250 $Comp L power:GND #PWR0134 U 1 1 62078A89 P 1200 10100 F 0 "#PWR0134" H 1200 9850 50 0001 C CNN F 1 "GND" H 1205 9927 50 0000 C CNN F 2 "" H 1200 10100 50 0001 C CNN F 3 "" H 1200 10100 50 0001 C CNN 1 1200 10100 1 0 0 -1 $EndComp Wire Wire Line 1200 10100 1200 9850 Wire Wire Line 2000 9550 2150 9550 Text Label 2800 9550 2 50 ~ 0 LED_DATA_5V Wire Wire Line 4150 2250 4700 2250 $Comp L Device:C_Small C12 U 1 1 62138F96 P 7050 6600 F 0 "C12" H 7142 6646 50 0000 L CNN F 1 "0.1uF" H 7142 6555 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 7050 6600 50 0001 C CNN F 3 "~" H 7050 6600 50 0001 C CNN 1 7050 6600 1 0 0 -1 $EndComp Connection ~ 7050 6500 Wire Wire Line 7050 6500 7350 6500 Wire Wire Line 7050 6700 6700 6700 Connection ~ 6700 6700 $Comp L power:GND #PWR0132 U 1 1 626B6CF1 P 11250 6850 F 0 "#PWR0132" H 11250 6600 50 0001 C CNN F 1 "GND" H 11255 6677 50 0000 C CNN F 2 "" H 11250 6850 50 0001 C CNN F 3 "" H 11250 6850 50 0001 C CNN 1 11250 6850 1 0 0 -1 $EndComp Wire Wire Line 11250 6750 11250 6850 Wire Wire Line 11700 6750 11350 6750 Connection ~ 11350 6750 $Comp L Device:C_Small C13 U 1 1 6208A205 P 11350 6650 F 0 "C13" H 11442 6696 50 0000 L CNN F 1 "22uF" H 11442 6605 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 11350 6650 50 0001 C CNN F 3 "~" H 11350 6650 50 0001 C CNN 1 11350 6650 1 0 0 -1 $EndComp Wire Wire Line 11250 6750 11350 6750 Connection ~ 11350 6550 Wire Wire Line 11350 6550 11700 6550 Wire Wire Line 9800 4700 9200 4700 Text Label 9200 4700 0 50 ~ 0 TMC_UH Wire Wire Line 9800 4800 9200 4800 Text Label 9200 4800 0 50 ~ 0 TMC_UL Wire Wire Line 9800 4900 9200 4900 Text Label 9200 4900 0 50 ~ 0 TMC_VH Wire Wire Line 9800 5000 9200 5000 Text Label 9200 5000 0 50 ~ 0 TMC_VL Wire Wire Line 9800 5100 9200 5100 Text Label 9200 5100 0 50 ~ 0 TMC_WH Wire Wire Line 9800 5200 9200 5200 Text Label 9200 5200 0 50 ~ 0 TMC_WL $Comp L Device:R_Small R7 U 1 1 6217C4CC P 9900 4700 F 0 "R7" V 9950 4750 50 0000 L CNN F 1 "100k" V 9900 4700 31 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 9900 4700 50 0001 C CNN F 3 "~" H 9900 4700 50 0001 C CNN 1 9900 4700 0 -1 -1 0 $EndComp $Comp L Device:R_Small R8 U 1 1 62180F46 P 9900 4800 F 0 "R8" V 9950 4850 50 0000 L CNN F 1 "100k" V 9900 4800 31 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 9900 4800 50 0001 C CNN F 3 "~" H 9900 4800 50 0001 C CNN 1 9900 4800 0 -1 -1 0 $EndComp $Comp L Device:R_Small R9 U 1 1 621810C8 P 9900 4900 F 0 "R9" V 9950 4950 50 0000 L CNN F 1 "100k" V 9900 4900 31 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 9900 4900 50 0001 C CNN F 3 "~" H 9900 4900 50 0001 C CNN 1 9900 4900 0 -1 -1 0 $EndComp $Comp L Device:R_Small R10 U 1 1 62181360 P 9900 5000 F 0 "R10" V 9950 5050 50 0000 L CNN F 1 "100k" V 9900 5000 31 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 9900 5000 50 0001 C CNN F 3 "~" H 9900 5000 50 0001 C CNN 1 9900 5000 0 -1 -1 0 $EndComp $Comp L Device:R_Small R11 U 1 1 621814C1 P 9900 5100 F 0 "R11" V 9950 5150 50 0000 L CNN F 1 "100k" V 9900 5100 31 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 9900 5100 50 0001 C CNN F 3 "~" H 9900 5100 50 0001 C CNN 1 9900 5100 0 -1 -1 0 $EndComp $Comp L Device:R_Small R12 U 1 1 6218171E P 9900 5200 F 0 "R12" V 9950 5250 50 0000 L CNN F 1 "100k" V 9900 5200 31 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 9900 5200 50 0001 C CNN F 3 "~" H 9900 5200 50 0001 C CNN 1 9900 5200 0 -1 -1 0 $EndComp $Comp L power:GND #PWR0135 U 1 1 62182795 P 10200 5400 F 0 "#PWR0135" H 10200 5150 50 0001 C CNN F 1 "GND" H 10205 5227 50 0000 C CNN F 2 "" H 10200 5400 50 0001 C CNN F 3 "" H 10200 5400 50 0001 C CNN 1 10200 5400 1 0 0 -1 $EndComp Wire Wire Line 10000 4700 10200 4700 Wire Wire Line 10200 4700 10200 4800 Wire Wire Line 10200 4800 10000 4800 Connection ~ 10200 4800 Wire Wire Line 10200 4800 10200 4900 Wire Wire Line 10000 4900 10200 4900 Connection ~ 10200 4900 Wire Wire Line 10200 4900 10200 5000 Wire Wire Line 10000 5000 10200 5000 Connection ~ 10200 5000 Wire Wire Line 10200 5000 10200 5100 Wire Wire Line 10000 5100 10200 5100 Connection ~ 10200 5100 Wire Wire Line 10200 5100 10200 5200 Wire Wire Line 10000 5200 10200 5200 Connection ~ 10200 5200 Wire Wire Line 10200 5200 10200 5400 Wire Wire Line 13650 3850 13650 4750 Wire Wire Line 14050 4050 14050 3850 Wire Wire Line 14550 3650 15000 3650 Wire Wire Line 14150 3850 15000 3850 Text Label 15000 3650 2 50 ~ 0 SDA Text Label 15000 3850 2 50 ~ 0 SCL NoConn ~ 14550 2850 NoConn ~ 13050 2750 NoConn ~ 13050 2850 NoConn ~ 13550 3850 $Comp L power:PWR_FLAG #FLG0101 U 1 1 625E1008 P 2250 2300 F 0 "#FLG0101" H 2250 2375 50 0001 C CNN F 1 "PWR_FLAG" H 2250 2473 50 0000 C CNN F 2 "" H 2250 2300 50 0001 C CNN F 3 "~" H 2250 2300 50 0001 C CNN 1 2250 2300 1 0 0 -1 $EndComp Wire Wire Line 2250 2300 2250 2400 Connection ~ 2250 2400 Wire Wire Line 2250 2400 2650 2400 $Comp L power:PWR_FLAG #FLG0102 U 1 1 625FA47A P 1800 3950 F 0 "#FLG0102" H 1800 4025 50 0001 C CNN F 1 "PWR_FLAG" H 1800 4123 50 0000 C CNN F 2 "" H 1800 3950 50 0001 C CNN F 3 "~" H 1800 3950 50 0001 C CNN 1 1800 3950 1 0 0 -1 $EndComp Wire Wire Line 1500 3900 1500 3950 Wire Wire Line 1500 3950 1800 3950 Connection ~ 1500 3900 $Comp L power:+5V #PWR0101 U 1 1 61F5E471 P 3500 9050 F 0 "#PWR0101" H 3500 8900 50 0001 C CNN F 1 "+5V" H 3515 9223 50 0000 C CNN F 2 "" H 3500 9050 50 0001 C CNN F 3 "" H 3500 9050 50 0001 C CNN 1 3500 9050 1 0 0 -1 $EndComp $Comp L power:+5V #PWR0133 U 1 1 62078A82 P 1200 9050 F 0 "#PWR0133" H 1200 8900 50 0001 C CNN F 1 "+5V" H 1215 9223 50 0000 C CNN F 2 "" H 1200 9050 50 0001 C CNN F 3 "" H 1200 9050 50 0001 C CNN 1 1200 9050 1 0 0 -1 $EndComp $Comp L power:+5V #PWR0136 U 1 1 62644C87 P 2650 2300 F 0 "#PWR0136" H 2650 2150 50 0001 C CNN F 1 "+5V" H 2665 2473 50 0000 C CNN F 2 "" H 2650 2300 50 0001 C CNN F 3 "" H 2650 2300 50 0001 C CNN 1 2650 2300 1 0 0 -1 $EndComp Wire Wire Line 2650 2300 2650 2400 $Comp L power:+5V #PWR0137 U 1 1 62663A0F P 11250 6450 F 0 "#PWR0137" H 11250 6300 50 0001 C CNN F 1 "+5V" H 11265 6623 50 0000 C CNN F 2 "" H 11250 6450 50 0001 C CNN F 3 "" H 11250 6450 50 0001 C CNN 1 11250 6450 1 0 0 -1 $EndComp Wire Wire Line 11250 6450 11250 6550 Wire Wire Line 11250 6550 11350 6550 $Comp L power:+5V #PWR0138 U 1 1 6269A626 P 950 1000 F 0 "#PWR0138" H 950 850 50 0001 C CNN F 1 "+5V" H 965 1173 50 0000 C CNN F 2 "" H 950 1000 50 0001 C CNN F 3 "" H 950 1000 50 0001 C CNN 1 950 1000 1 0 0 -1 $EndComp Wire Wire Line 950 1000 950 1050 NoConn ~ 12000 9550 $Comp L VEML7700:VEML7700 U8 U 1 1 6271597A P 2400 5800 F 0 "U8" H 2122 5821 50 0000 R CNN F 1 "VEML7700" H 2122 5730 50 0000 R CNN F 2 "VEML7700:VEML7700-TOP" H 2400 5800 50 0001 C CNN F 3 "" H 2400 5800 50 0001 C CNN 1 2400 5800 1 0 0 -1 $EndComp $Comp L Device:C_Small C27 U 1 1 6271863D P 1750 5500 F 0 "C27" H 1842 5546 50 0000 L CNN F 1 "0.1uF" H 1842 5455 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 1750 5500 50 0001 C CNN F 3 "~" H 1750 5500 50 0001 C CNN 1 1750 5500 1 0 0 -1 $EndComp $Comp L power:+3.3V #PWR0139 U 1 1 62719D79 P 1750 5100 F 0 "#PWR0139" H 1750 4950 50 0001 C CNN F 1 "+3.3V" H 1765 5273 50 0000 C CNN F 2 "" H 1750 5100 50 0001 C CNN F 3 "" H 1750 5100 50 0001 C CNN 1 1750 5100 1 0 0 -1 $EndComp $Comp L power:GND #PWR0140 U 1 1 6271A63E P 1750 6500 F 0 "#PWR0140" H 1750 6250 50 0001 C CNN F 1 "GND" H 1755 6327 50 0000 C CNN F 2 "" H 1750 6500 50 0001 C CNN F 3 "" H 1750 6500 50 0001 C CNN 1 1750 6500 1 0 0 -1 $EndComp Wire Wire Line 1750 6500 1750 6400 Wire Wire Line 2400 6350 2400 6400 Wire Wire Line 2400 6400 1750 6400 Connection ~ 1750 6400 Wire Wire Line 1750 6400 1750 5600 Wire Wire Line 1750 5400 1750 5300 Wire Wire Line 1750 5300 2400 5300 Wire Wire Line 1750 5300 1750 5100 Connection ~ 1750 5300 Wire Wire Line 2750 5650 3250 5650 Text Label 3250 5650 2 50 ~ 0 SDA Text Label 3250 5950 2 50 ~ 0 SCL Wire Wire Line 3250 5950 2750 5950 $Comp L Device:R_Small R13 U 1 1 627E020E P 8300 4950 F 0 "R13" V 8104 4950 50 0000 C CNN F 1 "2.2k" V 8195 4950 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 8300 4950 50 0001 C CNN F 3 "~" H 8300 4950 50 0001 C CNN 1 8300 4950 1 0 0 -1 $EndComp $Comp L Device:R_Small R14 U 1 1 627EADB9 P 8550 5200 F 0 "R14" V 8354 5200 50 0000 C CNN F 1 "2.2k" V 8445 5200 50 0000 C CNN F 2 "Resistor_SMD:R_0603_1608Metric" H 8550 5200 50 0001 C CNN F 3 "~" H 8550 5200 50 0001 C CNN 1 8550 5200 1 0 0 -1 $EndComp Text Label 7700 5050 0 50 ~ 0 SDA Text Label 7700 5300 0 50 ~ 0 SCL $Comp L power:+3.3V #PWR0141 U 1 1 62826CAD P 8450 4750 F 0 "#PWR0141" H 8450 4600 50 0001 C CNN F 1 "+3.3V" H 8465 4923 50 0000 C CNN F 2 "" H 8450 4750 50 0001 C CNN F 3 "" H 8450 4750 50 0001 C CNN 1 8450 4750 1 0 0 -1 $EndComp Wire Wire Line 8300 4850 8300 4750 Wire Wire Line 8300 4750 8450 4750 Wire Wire Line 8450 4750 8550 4750 Wire Wire Line 8550 4750 8550 5100 Connection ~ 8450 4750 Wire Wire Line 7700 5050 7900 5050 Wire Wire Line 7700 5300 7900 5300 $Comp L Connector:TestPoint_Small TP1 U 1 1 620734A8 P 1050 1050 F 0 "TP1" H 1098 1096 50 0000 L CNN F 1 "5V" H 1098 1005 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_D2.0mm" H 1250 1050 50 0001 C CNN F 3 "~" H 1250 1050 50 0001 C CNN 1 1050 1050 1 0 0 -1 $EndComp Wire Wire Line 1050 1050 950 1050 Connection ~ 950 1050 Wire Wire Line 950 1050 950 1150 $Comp L Connector:TestPoint_Small TP2 U 1 1 620939BB P 2750 1050 F 0 "TP2" H 2798 1096 50 0000 L CNN F 1 "3.3v" H 2798 1005 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_D2.0mm" H 2950 1050 50 0001 C CNN F 3 "~" H 2950 1050 50 0001 C CNN 1 2750 1050 1 0 0 -1 $EndComp Wire Wire Line 2750 1050 2650 1050 $Comp L Connector:TestPoint_Small TP3 U 1 1 620F043A P 2000 1600 F 0 "TP3" H 2048 1646 50 0000 L CNN F 1 "GND" H 2048 1555 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_D2.0mm" H 2200 1600 50 0001 C CNN F 3 "~" H 2200 1600 50 0001 C CNN 1 2000 1600 1 0 0 -1 $EndComp Wire Wire Line 2000 1600 1900 1600 Connection ~ 1900 1600 $Comp L Connector:TestPoint_Small TP12 U 1 1 6213725A P 2250 9250 F 0 "TP12" H 2298 9296 50 0000 L CNN F 1 "LED" H 2298 9205 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_D2.0mm" H 2450 9250 50 0001 C CNN F 3 "~" H 2450 9250 50 0001 C CNN 1 2250 9250 1 0 0 -1 $EndComp Wire Wire Line 2250 9250 2150 9250 Wire Wire Line 2150 9250 2150 9550 Connection ~ 2150 9550 Wire Wire Line 2150 9550 2800 9550 $Comp L Connector:TestPoint_Small TP9 U 1 1 62179005 P 3300 7600 F 0 "TP9" H 3348 7646 50 0000 L CNN F 1 "CSN" H 3350 7600 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_D2.0mm" H 3500 7600 50 0001 C CNN F 3 "~" H 3500 7600 50 0001 C CNN 1 3300 7600 1 0 0 -1 $EndComp Wire Wire Line 3300 7600 3200 7600 Wire Wire Line 3200 7600 3200 7550 Connection ~ 3200 7550 Wire Wire Line 3200 7550 3800 7550 $Comp L Connector:TestPoint_Small TP10 U 1 1 621B8956 P 3300 7700 F 0 "TP10" H 3348 7746 50 0000 L CNN F 1 "CLK" H 3350 7700 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_D2.0mm" H 3500 7700 50 0001 C CNN F 3 "~" H 3500 7700 50 0001 C CNN 1 3300 7700 1 0 0 -1 $EndComp Wire Wire Line 3300 7700 3200 7700 $Comp L Connector:TestPoint_Small TP11 U 1 1 621D8FB7 P 3300 7800 F 0 "TP11" H 3348 7846 50 0000 L CNN F 1 "DO" H 3350 7800 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_D2.0mm" H 3500 7800 50 0001 C CNN F 3 "~" H 3500 7800 50 0001 C CNN 1 3300 7800 1 0 0 -1 $EndComp Wire Wire Line 3300 7800 3200 7800 Wire Wire Line 3200 7700 3200 7650 Connection ~ 3200 7650 Wire Wire Line 3200 7650 3800 7650 Wire Wire Line 3200 7800 3200 7750 Connection ~ 3200 7750 Wire Wire Line 3200 7750 3800 7750 $Comp L Connector:TestPoint_Small TP6 U 1 1 62263AA7 P 13550 6550 F 0 "TP6" H 13598 6596 50 0000 L CNN F 1 "U" H 13600 6550 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_D2.0mm" H 13750 6550 50 0001 C CNN F 3 "~" H 13750 6550 50 0001 C CNN 1 13550 6550 1 0 0 -1 $EndComp Wire Wire Line 13550 6550 13550 6600 Connection ~ 13550 6600 Wire Wire Line 13550 6600 13650 6600 $Comp L Connector:TestPoint_Small TP7 U 1 1 622A8E6D P 13550 6650 F 0 "TP7" H 13598 6696 50 0000 L CNN F 1 "V" H 13600 6650 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_D2.0mm" H 13750 6650 50 0001 C CNN F 3 "~" H 13750 6650 50 0001 C CNN 1 13550 6650 1 0 0 -1 $EndComp Wire Wire Line 13550 6650 13550 6700 $Comp L Connector:TestPoint_Small TP8 U 1 1 622CAD46 P 13550 6750 F 0 "TP8" H 13598 6796 50 0000 L CNN F 1 "W" H 13600 6750 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_D2.0mm" H 13750 6750 50 0001 C CNN F 3 "~" H 13750 6750 50 0001 C CNN 1 13550 6750 1 0 0 -1 $EndComp Wire Wire Line 13550 6750 13550 6800 $Comp L Connector:TestPoint_Small TP4 U 1 1 622F4012 P 7900 5000 F 0 "TP4" H 7948 5046 50 0000 L CNN F 1 "SDA" H 7950 5000 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_D2.0mm" H 8100 5000 50 0001 C CNN F 3 "~" H 8100 5000 50 0001 C CNN 1 7900 5000 1 0 0 -1 $EndComp Wire Wire Line 7900 5000 7900 5050 $Comp L Connector:TestPoint_Small TP5 U 1 1 623162CF P 7900 5250 F 0 "TP5" H 7948 5296 50 0000 L CNN F 1 "SCL" H 7950 5250 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_D2.0mm" H 8100 5250 50 0001 C CNN F 3 "~" H 8100 5250 50 0001 C CNN 1 7900 5250 1 0 0 -1 $EndComp Wire Wire Line 7900 5250 7900 5300 Connection ~ 7900 5050 Wire Wire Line 7900 5050 8300 5050 Connection ~ 7900 5300 Wire Wire Line 7900 5300 8550 5300 Connection ~ 13550 6700 Wire Wire Line 13550 6700 13650 6700 Connection ~ 13550 6800 Wire Wire Line 13550 6800 13450 6800 Connection ~ 2650 1050 Wire Wire Line 2650 1050 2650 1150 $EndSCHEMATC