ps2_usb/config_vusb.h

   1 #ifndef CONFIG_H
   2 #define CONFIG_H
   3
   4
   5 #define VENDOR_ID       0xFEED
   6 #define PRODUCT_ID      0x2233
   7 // TODO: share these strings with usbconfig.h
   8 // Edit usbconfig.h to change these.
   9 #define MANUFACTURER    t.m.k.
  10 #define PRODUCT         PS/2 keyboard converter
  11 #define DESCRIPTION     convert PS/2 keyboard to USB
  12
  13
  14 /* matrix size */
  15 #define MATRIX_ROWS 32  // keycode bit: 3-0
  16 #define MATRIX_COLS 8   // keycode bit: 6-4
  17
  18
  19 /* key combination for command */
  20 #define IS_COMMAND() ( \
  21     keyboard_report->mods == (BIT_LSHIFT | BIT_RSHIFT) || \
  22     keyboard_report->mods == (BIT_LCTRL | BIT_RSHIFT) \
  23 )
  24
  25
  26 /* mouse keys */
  27 #ifdef MOUSEKEY_ENABLE
  28 #   define MOUSEKEY_DELAY_TIME 255
  29 #endif
  30
  31
  32 /* PS/2 lines */
  33 #define PS2_CLOCK_PORT  PORTD
  34 #define PS2_CLOCK_PIN   PIND
  35 #define PS2_CLOCK_DDR   DDRD
  36 #define PS2_CLOCK_BIT   4
  37 #define PS2_DATA_PORT   PORTD
  38 #define PS2_DATA_PIN    PIND
  39 #define PS2_DATA_DDR    DDRD
  40 #define PS2_DATA_BIT    0
  41
  42
  43 // Synchronous USART is used to receive data from keyboard.
  44 // Use RXD pin for PS/2 DATA line and XCK for PS/2 CLOCK.
  45 // NOTE: This is recomended strongly if you use V-USB library.
  46 #define PS2_USE_USART
  47
  48 // External or Pin Change Interrupt is used to receive data from keyboard.
  49 // Use INT1 or PCINTxx for PS/2 CLOCK line. see below.
  50 //#define PS2_USE_INT
  51
  52
  53 #ifdef PS2_USE_USART
  54 // synchronous, odd parity, 1-bit stop, 8-bit data, sample at falling edge
  55 // set DDR of CLOCK as input to be slave
  56 #define PS2_USART_INIT() do {   \
  57     PS2_CLOCK_DDR &= ~(1<<PS2_CLOCK_BIT);   \
  58     PS2_DATA_DDR &= ~(1<<PS2_DATA_BIT);     \
  59     UCSR0C = ((1 << UMSEL00) |  \
  60               (3 << UPM00)   |  \
  61               (0 << USBS0)   |  \
  62               (3 << UCSZ00)  |  \
  63               (0 << UCPOL0));   \
  64     UCSR0A = 0;                 \
  65     UBRR0H = 0;                 \
  66     UBRR0L = 0;                 \
  67 } while (0)
  68 #define PS2_USART_RX_INT_ON() do {  \
  69     UCSR0B = ((1 << RXCIE0) |       \
  70               (1 << RXEN0));        \
  71 } while (0)
  72 #define PS2_USART_RX_POLL_ON() do { \
  73     UCSR0B = (1 << RXEN0);          \
  74 } while (0)
  75 #define PS2_USART_OFF() do {    \
  76     UCSR0C = 0;                 \
  77     UCSR0B &= ~((1 << RXEN0) |  \
  78                 (1 << TXEN0));  \
  79 } while (0)
  80 #define PS2_USART_RX_READY      (UCSR0A & (1<<RXC0))
  81 #define PS2_USART_RX_DATA       UDR0
  82 #define PS2_USART_ERROR         (UCSR0A & ((1<<FE0) | (1<<DOR0) | (1<<UPE0)))
  83 #define PS2_USART_RX_VECT       USART_RX_vect
  84 #endif
  85
  86
  87 #ifdef PS2_USE_INT
  88 /* INT1
  89 #define PS2_INT_INIT()  do {    \
  90     EICRA |= ((1<<ISC11) |      \
  91               (0<<ISC10));      \
  92 } while (0)
  93 #define PS2_INT_ON()  do {      \
  94     EIMSK |= (1<<INT1);         \
  95 } while (0)
  96 #define PS2_INT_OFF() do {      \
  97     EIMSK &= ~(1<<INT1);        \
  98 } while (0)
  99 #define PS2_INT_VECT    INT1_vect
 100 */
 101
 102 /* PCINT20 */
 103 #define PS2_INT_INIT()  do {    \
 104     PCICR  |= (1<<PCIE2);       \
 105 } while (0)
 106 #define PS2_INT_ON()  do {      \
 107     PCMSK2 |= (1<<PCINT20);     \
 108 } while (0)
 109 #define PS2_INT_OFF() do {      \
 110     PCMSK2 &= ~(1<<PCINT20);    \
 111     PCICR  &= ~(1<<PCIE2);      \
 112 } while (0)
 113 #define PS2_INT_VECT    PCINT2_vect
 114 #endif
 115
 116 #endif