2 * main_basic.c - a simplified main procedure that relies upon a ersver to do
3 * anything smart. Just be a dumb interface to a display, keypad, coin mech
7 #include "display_basic.h"
15 u16 last_coin_value = coin_value;
23 case 'V': /* dispense something */
25 case 'D': /* write string to display */
29 case 'U': /* query current coin balance */
31 case 'G': /* give change */
40 if (keypad_pressed()) {
41 /* send packet about it */
45 if (coin_value != last_coin_value) {
46 /* send a packet about it */
52 chime(); /* turn chime on or off as need be */