68
Keyboard connector
Pin No. Signal name I/O Description
1 DATA I/O Data
2NC — Not connected
3 GND — Ground
4 VCC — Power
5 CLK I/O Clock
6NC — Not connected
USB connector
Pin No. Signal name I/O Description
1 VCC — Cable/power
2 –DATA I/O –data signal
3 +DATA I/O +data signal
4 GND — Cable/ground
6
4
2
5
3
1
1234