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 "MEAS_VBATT" O R 3450 2100 50 F5 "MEAS_EN" I R 3450 2200 50 F6 "+BATT" B L 2000 2000 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 "SPI_MISO" I L 8150 4500 50 F5 "NFC_SPI_CS" I L 8150 4600 50 F6 "NFC_RX" I L 8150 4850 50 F7 "NFC_TX" I L 8150 4950 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 "ADC1_IN2" I L 4800 2100 50 F6 "BTN_PWR" I L 4800 1700 50 F7 "MEAS_EN" O L 4800 2200 50 F8 "PW_HOLD" O L 4800 1800 50 F9 "NFC_MISO" I R 7250 4500 50 F10 "NFC_SPI_CS" O R 7250 4600 50 F11 "NFC_SPI_SCK" O R 7250 4400 50 F12 "NFC_SPI_MOSI" O R 7250 4300 50 F13 "~DAC_SDMODE" O R 7250 2250 50 F14 "ESP_TX" O L 4800 4250 50 F15 "ESP_RX" O L 4800 4150 50 F16 "ESP_GPIO0" I L 4800 4450 50 F17 "ESP_RST" I L 4800 4350 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 3450 2100 4800 2100 Wire Wire Line 4800 2200 3450 2200 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" 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 $Sheet S 2000 3750 1450 1900 U 613CB1D0 F0 "programmer" 50 F1 "programmer.sch" 50 F2 "PROG_TX" O R 3450 4150 50 F3 "PROG_RX" I R 3450 4250 50 F4 "PROG_RST" O R 3450 4350 50 F5 "PROG_EN" O R 3450 4450 50 F6 "PROG_VCC" O R 3450 4050 50 $EndSheet NoConn ~ 8150 4850 NoConn ~ 8150 4950 $Comp L Connector_Generic:Conn_01x02 J5 U 1 1 613FA666 P 1550 2100 F 0 "J5" H 1630 2092 50 0000 L CNN F 1 "Conn_01x02" H 1630 2001 50 0000 L CNN F 2 "Connector_PinHeader_1.27mm:PinHeader_1x02_P1.27mm_Vertical" H 1550 2100 50 0001 C CNN F 3 "~" H 1550 2100 50 0001 C CNN 1 1550 2100 -1 0 0 1 $EndComp Wire Wire Line 1750 2000 2000 2000 $Comp L power:GND #PWR0115 U 1 1 613FB7CD P 1800 2200 F 0 "#PWR0115" H 1800 1950 50 0001 C CNN F 1 "GND" H 1805 2027 50 0000 C CNN F 2 "" H 1800 2200 50 0001 C CNN F 3 "" H 1800 2200 50 0001 C CNN 1 1800 2200 1 0 0 -1 $EndComp Wire Wire Line 1800 2200 1800 2100 Wire Wire Line 1800 2100 1750 2100 $Comp L Connector_Generic:Conn_01x06 J7 U 1 1 6147A1A8 P 3750 4250 F 0 "J7" H 3700 4600 50 0000 L CNN F 1 "Conn_01x06" H 3600 3850 50 0000 L CNN F 2 "Connector_PinSocket_1.00mm:PinSocket_1x06_P1.00mm_Vertical_small_CrtYd" H 3750 4250 50 0001 C CNN F 3 "~" H 3750 4250 50 0001 C CNN 1 3750 4250 1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_01x06 J8 U 1 1 6147AE86 P 4500 4250 F 0 "J8" H 4450 4600 50 0000 L CNN F 1 "Conn_01x06" H 4350 3850 50 0000 L CNN F 2 "Connector_PinSocket_1.00mm:PinSocket_1x06_P1.00mm_Vertical_small_CrtYd" H 4500 4250 50 0001 C CNN F 3 "~" H 4500 4250 50 0001 C CNN 1 4500 4250 -1 0 0 -1 $EndComp Wire Wire Line 3450 4450 3550 4450 Wire Wire Line 3550 4350 3450 4350 Wire Wire Line 3450 4250 3550 4250 Wire Wire Line 3550 4150 3450 4150 Wire Wire Line 4800 4150 4700 4150 Wire Wire Line 4800 4250 4700 4250 Wire Wire Line 4800 4350 4700 4350 Wire Wire Line 4800 4450 4700 4450 $Comp L power:+3.3V #PWR0140 U 1 1 61491319 P 4600 3700 F 0 "#PWR0140" H 4600 3550 50 0001 C CNN F 1 "+3.3V" H 4615 3873 50 0000 C CNN F 2 "" H 4600 3700 50 0001 C CNN F 3 "" H 4600 3700 50 0001 C CNN 1 4600 3700 1 0 0 -1 $EndComp Wire Wire Line 4600 3700 4600 3900 Wire Wire Line 4600 3900 4700 3900 Wire Wire Line 4700 3900 4700 4050 $Comp L power:GND #PWR0144 U 1 1 614936AA P 4700 4700 F 0 "#PWR0144" H 4700 4450 50 0001 C CNN F 1 "GND" H 4705 4527 50 0000 C CNN F 2 "" H 4700 4700 50 0001 C CNN F 3 "" H 4700 4700 50 0001 C CNN 1 4700 4700 1 0 0 -1 $EndComp Wire Wire Line 4700 4700 4700 4550 $Comp L power:GND2 #PWR0134 U 1 1 614B4F83 P 3550 4750 F 0 "#PWR0134" H 3550 4500 50 0001 C CNN F 1 "GND2" H 3555 4577 50 0000 C CNN F 2 "" H 3550 4750 50 0001 C CNN F 3 "" H 3550 4750 50 0001 C CNN 1 3550 4750 1 0 0 -1 $EndComp Wire Wire Line 3550 4550 3550 4750 Wire Wire Line 3550 4050 3450 4050 $EndSCHEMATC