inputs.c

   1
   2 #include "input_config.h"
   3 #include "inputs.h"
   4
   5 uint8_t switch_last_state = 0;
   6 int switch_debounce_timeout = 0;
   7
   8 void input_setup(void){
   9     //FIXME set input DDRs
  10 }
  11
  12 void input_loop(void){
  13     //FIXME scan inputs
  14     //switch_states[0] |= !!(PINH&0x02);
  15     for(int i=0; i<INPUT_COUNT; i++){
  16         debounce_timeouts[i]--;
  17         //A #define for the debounce time would be great
  18         if(debounce_timeouts[i] == 0){
  19             uint8_t new_switch_state = switch_states[i]<<1;
  20             if(!(switch_states[i]^new_switch_state)){
  21                 uart_putc('c');
  22                 uart_puthex(i);
  23                 uart_puthex(switch_states[i]&1);
  24                 debounce_timeouts[i] = 0xFF;
  25                 switch_states[i] = new_switch_state&3;
  26             }
  27         }
  28     }
  29 }
  30