betty/buttons.h

   1 /*
   2  * buttons.h - button api header file
   3  *
   4  * author: hackbard@hackdaworld.org
   5  *
   6  */
   7
   8 #ifndef BUTTONS_H
   9 #define BUTTONS_H
  10
  11 /* includes */
  12 #include "lpc2xxx.h"
  13 #include "types.h"
  14
  15 /* defines */
  16 #define BUTTON_MAX      8
  17 #define BUTTON_INT      (1<<0)
  18 #define BUTTON_POLL     (1<<1)
  19
  20 /* typedefs */
  21 typedef struct s_button {
  22         unsigned char mode;             // mode of the button api
  23         int retries;                    // amount of retries per event capture
  24         unsigned char cnt;              // amount of recognized key presses
  25         unsigned char key[BUTTON_MAX];  // pressed keys
  26 } t_button;
  27
  28 /* function prototypes */
  29 void button_init(t_button *button);
  30 void button_set_retries(t_button *button,int retries);
  31 unsigned char button_get_event(t_button *button);
  32
  33 /* button definitions */
  34 #define BUTTON_A                0x04
  35 #define BUTTON_B                0x03
  36 #define BUTTON_C                0x02
  37 #define BUTTON_D                0x08
  38 #define BUTTON_BETTY            0x0a
  39 #define BUTTON_EXIT             0x14
  40 #define BUTTON_UP               0x09
  41 #define BUTTON_DOWN             0x1b
  42 #define BUTTON_RIGHT            0x0e
  43 #define BUTTON_LEFT             0x0f
  44 #define BUTTON_OK               0x15
  45 #define BUTTON_VOL_UP           0x10
  46 #define BUTTON_VOL_DOWN         0x16
  47 #define BUTTON_PRG_UP           0x1a
  48 #define BUTTON_PRG_DOWN         0x20
  49 #define BUTTON_MUTE             0x21
  50 #define BUTTON_1                0x05
  51 #define BUTTON_2                0x27
  52 #define BUTTON_3                0x26
  53 #define BUTTON_4                0x0b
  54 #define BUTTON_5                0x00
  55 #define BUTTON_6                0x01
  56 #define BUTTON_7                0x11
  57 #define BUTTON_8                0x06
  58 #define BUTTON_9                0x07
  59 #define BUTTON_SHIFT            0x17
  60 #define BUTTON_0                0x0c
  61 #define BUTTON_AV               0x0d
  62 #define BUTTON_MENU             0x1c
  63 #define BUTTON_PIP              0x1d
  64 #define BUTTON_A_B              0x12
  65 #define BUTTON_16_9             0x13
  66 #define BUTTON_INFO             0x22
  67 #define BUTTON_TV1              0x23
  68 #define BUTTON_TV2              0x18
  69 #define BUTTON_TV3              0x19
  70 #define BUTTON_RED              0x28
  71 #define BUTTON_GREEN            0x29
  72 #define BUTTON_YELLOW           0x1e
  73 #define BUTTON_BLUE             0x1f
  74 #define BUTTON_TV               0x24
  75 #define BUTTON_POWER            0x25
  76
  77 #endif