Keypad Connector
The Size 2 Tibbo Project PCB (TPP2) and TPP2 (G2) can control the four-button sensor keypad of the Size 2 Tibbo Project Box With LCD/Keypad (TPB2L). The following general-purpose I/O (GPIO) lines are used to work with the keypad:
|
GPIO line/port |
Function |
|
GPIO44 |
Reset (active LOW) |
|
GPIO36 |
Return line 1 (left button) |
|
GPIO37 |
Return line 2 |
|
GPIO38 |
Return line 3 |
|
GPIO39 |
Return line 4 (right button) |
Keypad handling is the responsibility of the kp. object.