EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr User 11988 8268 encoding utf-8 Sheet 1 6 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Sheet S 2000 1400 1450 1650 U 60FE1698 F0 "Power" 50 F1 "Power.sch" 50 F2 "BTN_PWR" O R 3450 1700 50 F3 "PW_HOLD" I R 3450 1800 50 F4 "USB_D+" I L 2000 2250 50 F5 "USB_D-" I L 2000 2350 50 $EndSheet $Sheet S 8150 3750 1450 1900 U 60FE21EE F0 "NFC" 50 F1 "NFC.sch" 50 F2 "SPI_MOSI" I L 8150 4300 50 F3 "SPI_SCK" I L 8150 4400 50 F4 "NFC_SPI_CS" I L 8150 4600 50 F5 "SPI_MISO" I L 8150 4500 50 F6 "~NFC_RST" I L 8150 4850 50 F7 "NFC_INT0" O L 8150 4700 50 $EndSheet $Sheet S 4800 1400 2450 4300 U 60FFCEAC F0 "CPU" 50 F1 "CPU.sch" 50 F2 "DAC_LRCK" O R 7250 1800 50 F3 "DAC_BCLK" O R 7250 1700 50 F4 "DAC_DATA" O R 7250 1900 50 F5 "BTN_PWR" I L 4800 1700 50 F6 "MEAS_EN" O L 4800 5350 50 F7 "PW_HOLD" O L 4800 1800 50 F8 "NFC_SPI_CS" O R 7250 4600 50 F9 "NFC_SPI_SCK" O R 7250 4400 50 F10 "NFC_SPI_MOSI" O R 7250 4300 50 F11 "~DAC_SDMODE" O R 7250 2250 50 F12 "ESP_GPIO0" I L 4800 4450 50 F13 "ESP_RST" I L 4800 4350 50 F14 "NFC_SPI_MISO" I R 7250 4500 50 F15 "~NFC_RST" O R 7250 4850 50 F16 "USB_D+" I L 4800 4250 50 F17 "USB_D-" I L 4800 4150 50 F18 "NFC_INT" I R 7250 4700 50 F19 "I2C_SDA" B L 4800 4950 50 F20 "I2C_SCL" O L 4800 5050 50 $EndSheet $Sheet S 8150 1400 1450 1700 U 60FDB9AA F0 "I2S_DAC_AMP" 50 F1 "I2S_DAC_AMP.sch" 50 F2 "I2S_SD_MODE" I L 8150 2250 50 F3 "I2S_BCLK" I L 8150 1700 50 F4 "I2S_LRCLK" I L 8150 1800 50 F5 "I2S_DIN" I L 8150 1900 50 F6 "SPKOUT+" O R 9600 2200 50 F7 "SPK_OUT-" O R 9600 2300 50 $EndSheet Wire Wire Line 7250 1700 8150 1700 Wire Wire Line 8150 1800 7250 1800 Wire Wire Line 7250 1900 8150 1900 Wire Wire Line 7250 4300 8150 4300 Wire Wire Line 8150 4400 7250 4400 Wire Wire Line 7250 4500 8150 4500 Wire Wire Line 8150 4600 7250 4600 Wire Wire Line 3450 1700 4800 1700 Wire Wire Line 3450 1800 4800 1800 Wire Wire Line 7250 2250 8150 2250 $Comp L Connector_Generic:Conn_01x02 J3 U 1 1 611410AC P 10100 2200 F 0 "J3" H 10180 2192 50 0000 L CNN F 1 "Conn_01x02" H 10180 2101 50 0000 L CNN F 2 "Connector_PinHeader_1.27mm:PinHeader_1x02_P1.27mm_Vertical_small_CrtYd" H 10100 2200 50 0001 C CNN F 3 "~" H 10100 2200 50 0001 C CNN 1 10100 2200 1 0 0 -1 $EndComp Wire Wire Line 9900 2200 9600 2200 Wire Wire Line 9900 2300 9600 2300 $Comp L Leo_muziekdoos-eagle-import:MOUNTINGHOLE3.0 M1 U 1 1 6115ABB0 P 7900 6550 F 0 "M1" H 7950 6600 50 0001 C CNN F 1 "MOUNTINGHOLE3.0" H 7900 6550 50 0001 C CNN F 2 "MountingHole:MountingHole_3mm" H 7900 6550 50 0001 C CNN F 3 "" H 7900 6550 50 0001 C CNN 1 7900 6550 1 0 0 -1 $EndComp $Comp L Leo_muziekdoos-eagle-import:MOUNTINGHOLE3.0 M2 U 1 1 6115AFF4 P 8400 6550 F 0 "M2" H 8450 6600 50 0001 C CNN F 1 "MOUNTINGHOLE3.0" H 8400 6550 50 0001 C CNN F 2 "MountingHole:MountingHole_3mm" H 8400 6550 50 0001 C CNN F 3 "" H 8400 6550 50 0001 C CNN 1 8400 6550 1 0 0 -1 $EndComp Wire Wire Line 2000 2350 1750 2350 Wire Wire Line 1750 2350 1750 4150 Wire Wire Line 1650 2250 2000 2250 Wire Wire Line 8150 4850 7250 4850 Wire Wire Line 1750 4150 4800 4150 Wire Wire Line 1650 4250 4800 4250 Wire Wire Line 1650 4250 1650 2250 Wire Wire Line 7250 4700 8150 4700 $Sheet S 2000 4550 1450 1150 U 61B5E734 F0 "sensors" 50 F1 "sensors.sch" 50 F2 "I2C_SDA" B R 3450 4950 50 F3 "I2C_SCL" I R 3450 5050 50 F4 "ADS_RDY" I R 3450 5150 50 F5 "MEAS_EN" I R 3450 5350 50 $EndSheet Wire Wire Line 4800 4950 3450 4950 Wire Wire Line 3450 5050 4800 5050 Wire Wire Line 3450 5350 4800 5350 $EndSCHEMATC