I2C Bus Expander
Model :
KPF-S7101-FA00
Main
Parts：
Power Jack x 2
IC PCF8574TS x 1
3-bit DIP Switch x 1
2x3-pin Stackable Header x 1
8-pin Stackable Header x 1
Serial Interface：I2C
I2C Address：0x20 + A0 + A1 + A2
I2C address select：A0=0x01, A1=0x02, A2=0x04
Brick Unit：4 x 5
Note：Use DIP switch to adjust I2C address
