BV4619 - 20x4 display - Keypad 4x4 - Raspberry March 03, 2014 09:58AM |
Registered: 10 years ago Posts: 2 |
do{ wiringPiI2CWrite( i2c_lcd,'s'); wiringPiI2CWrite( i2c_lcd, 4 ); wiringPiI2CWrite( i2c_lcd, 'r' ); key = wiringPiI2CRead( i2c_lcd); wiringPiI2CWrite( i2c_lcd,'p'); printf("key:%X\n",key); delay(250); //250ms }while(1);
Re: BV4619 - 20x4 display - Keypad 4x4 - Raspberry March 03, 2014 03:21PM |
Admin Registered: 11 years ago Posts: 351 |