SunFounder PiPower
Table 1: IO Expansion
Functions Pin Pin Functions
5V 5V 3V3 3V3
ADC,Touch,GPIO8 8 GND Ground
ADC,Touch,GPIO9 9 10 GPIO10,Touch,ADC
ADC,DAC,GPIO18 18 36 GPIO36
GPIO37 37 38 GPIO38
GPIO39 39 40 GPIO40
GPIO41 41 42 GPIO42
4.10. IO Expansion 57