# Next Thing CHIP ## U13 1 GND 2 CHG-IN 3 VCC-5V 4 GND 5 VCC-3V3 6 TS 7 VCC-1V8 8 BAT 9 PB15 10 PWRON 11 PB16 12 GND 13 TPX1 14 TPX2 15 TPY1 16 TPY2 17 PD2 18 PB2 19 PD4 20 PD3 21 PD6 22 PD5 23 PD10 24 PD7 25 PD12 26 PD11 27 PD14 28 PD13 29 PD18 30 PD15 31 PD20 32 PD19 33 PD22 34 PD21 35 PD24 36 PD23 37 PD27 38 PD26 39 GND 40 PD25 ## U14 1 GND 2 VCC-5V 3 PG3 4 HPL 5 PG4 6 HPCOM 7 UBOOT 8 HPR 9 VCC-3V3 10 MICM 11 #86 12 MICIN1 13 8574 P0 14 8574 P1 15 8574 P2 16 8574 P3 17 8574 P4 18 8574 P5 19 8574 P6 20 8574 P7 21 GND 22 GND 23 PG1 24 PB3 25 PB18 26 PB17 27 PE0 28 PE1 29 PE2 30 PE3 31 PE4 32 PE5 33 PE6 34 PE7 35 PE8 36 PE9 37 PE10 38 PE11 39 GND 40 GND ## Pocket Chip Ground 5 Volts 3 Volts battery ADC LRADC GPIO 1 8574 P2 GPIO 2 8574 P3 GPIO 3 8574 P4 GPIO 4 8574 P5 GPIO 5 8574 P6 GPIO 6 8574 P7 SPI:SCK PE1 SPI:SI PE2 SPI:SO PE3 SPI:SEL PE0 I2C:SDA PB18 I2C:SCL PB17 UART:RX PG4 UART:TX PG3 Ground FEL UBOOT