![](/media/cache/group/X1_XNu7A_400x400.png.50x50_q85.png)
Gestione tastierino robotval
main.cpp
- Committer:
- fdalforno
- Date:
- 2018-05-05
- Revision:
- 0:051324d87f93
File content as of revision 0:051324d87f93:
#include "mbed.h" #include "TextLCD.h" DigitalOut myled(LED1); PinName rowPins[4] = { PB_0 , PA_4 , PA_1 , PA_0 }; PinName colPins[4] = { PA_13 , PA_14 , PC_14 , PC_15 }; DigitalOut* _rows[4]; DigitalIn* _cols[4]; TextLCD lcd(D2,D3,D4,D5,D6,D7); void printKeyBoard(){ //lcd.cls(); lcd.locate(0,0); lcd.printf("KeyBoard: "); lcd.locate(0,1); for(int i = 0;i < 4 ;i++){ DigitalOut *row = _rows[i]; char level = 'L'; if(row->read() == 1){ level = 'H'; } lcd.printf( "%c" , level); } lcd.printf( "%c" , " "); for(int i = 0;i < 4;i++){ DigitalIn *col = _cols[i]; char level = 'L'; if(col->read() == 1){ level = 'H'; } lcd.printf( "%c" , level); } } int main() { lcd.locate(0,0); lcd.printf("Clean"); for(int i = 0;i < 4; i++){ _rows[i] = new DigitalOut(rowPins[i]); _rows[i]->write(0); } for(int i = 0;i < 4; i++){ _cols[i] = new DigitalIn(colPins[i],PullDown); } while(1) { for (int i = 0; i < 4; i++) { _rows[i]->write(1); printKeyBoard(); wait(0.5); _rows[i]->write(0); } } }