betty/betty.c

   1 /*
   2  * betty.c - alternative firmware for the betty tv ;)
   3  *
   4  * author: hackbard@hackdaworld.org
   5  *
   6  */
   7
   8 /* includes */
   9 #include "betty.h"
  10
  11 /*
  12  * functions
  13  */
  14
  15 #define cc1100_init     spi1_init(8,SPI_MASTER,8)
  16
  17 /*
  18  * main function
  19  */
  20
  21 int main() {
  22
  23         char announce[]="betty - live from flash at 0x80000000! ;)\r\n";
  24         t_button button;
  25         u8 contrast;
  26
  27         /* system init */
  28         pll_init();
  29         pin_init();
  30         ext_mem_init();
  31
  32         /* uart init */
  33         uart0_init();
  34
  35         /* display init */
  36         display_bl_init();
  37
  38         /* button init */
  39         button_init(&button);
  40         button_set_retries(&button,100);
  41
  42         /* flash init */
  43         flash_init();
  44
  45         /*
  46          * start it ...
  47          */
  48
  49         /* pause - seems to not work if running from flash! (?) */
  50         pause(0xffffff);
  51
  52         /* display init */
  53         display_bl_toggle();
  54         display_init();
  55         contrast=0x38;
  56
  57         /* pasue again */
  58
  59         /* announce */
  60         uart0_send_string(announce);
  61
  62
  63         while(1) {
  64                 pause(0x0fffff);
  65
  66                 /* button test! */
  67                 if(button_get_event(&button)) {
  68                         uart0_send_string(announce);
  69                         switch(button.key[0]) {
  70                                 case BUTTON_POWER:
  71                                         display_load_logo(0);
  72                                         break;
  73                                 case BUTTON_DOWN:
  74                                         if(contrast>0x00)
  75                                                 contrast-=1;
  76                                         DISPLAY_SET_CONTRAST(contrast);
  77                                         break;
  78                                 case BUTTON_UP:
  79                                         if(contrast<0x3f)
  80                                                 contrast+=1;
  81                                         DISPLAY_SET_CONTRAST(contrast);
  82                                         break;
  83                                 case BUTTON_TV:
  84                                         display_fill_screen(button.key[0]);
  85                                         break;
  86                                 default:
  87                                         display_clear_screen();
  88                                         break;
  89                         }
  90                 }
  91         }
  92
  93         return 0;
  94 }
  95