converter/ps2_usb/config.h

   1 /*
   2 Copyright 2012 Jun Wako <wakojun@gmail.com>
   3
   4 This program is free software: you can redistribute it and/or modify
   5 it under the terms of the GNU General Public License as published by
   6 the Free Software Foundation, either version 2 of the License, or
   7 (at your option) any later version.
   8
   9 This program is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 GNU General Public License for more details.
  13
  14 You should have received a copy of the GNU General Public License
  15 along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16 */
  17
  18 #ifndef CONFIG_H
  19 #define CONFIG_H
  20
  21 #include <avr/interrupt.h>
  22
  23 #define VENDOR_ID       0xFEED
  24 #define PRODUCT_ID      0x6512
  25 #define MANUFACTURER    t.m.k.
  26 #define PRODUCT         PS/2 keyboard converter
  27 #define DESCRIPTION     convert PS/2 keyboard to USB
  28
  29
  30 /* matrix size */
  31 #define MATRIX_ROWS 32  // keycode bit: 3-0
  32 #define MATRIX_COLS 8   // keycode bit: 6-4
  33
  34
  35 /* key combination for command */
  36 #define IS_COMMAND() ( \
  37     keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) || \
  38     keyboard_report->mods == (MOD_BIT(KC_LCTRL) | MOD_BIT(KC_RSHIFT)) \
  39 )
  40
  41
  42 #ifdef PS2_USE_USART
  43 #if defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__)
  44 /* XCK for clock line and RXD for data line */
  45 #define PS2_CLOCK_PORT  PORTD
  46 #define PS2_CLOCK_PIN   PIND
  47 #define PS2_CLOCK_DDR   DDRD
  48 #define PS2_CLOCK_BIT   5
  49 #define PS2_DATA_PORT   PORTD
  50 #define PS2_DATA_PIN    PIND
  51 #define PS2_DATA_DDR    DDRD
  52 #define PS2_DATA_BIT    2
  53
  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     UCSR1C = ((1 << UMSEL10) |  \
  60               (3 << UPM10)   |  \
  61               (0 << USBS1)   |  \
  62               (3 << UCSZ10)  |  \
  63               (0 << UCPOL1));   \
  64     UCSR1A = 0;                 \
  65     UBRR1H = 0;                 \
  66     UBRR1L = 0;                 \
  67 } while (0)
  68 #define PS2_USART_RX_INT_ON() do {  \
  69     UCSR1B = ((1 << RXCIE1) |       \
  70               (1 << RXEN1));        \
  71 } while (0)
  72 #define PS2_USART_RX_POLL_ON() do { \
  73     UCSR1B = (1 << RXEN1);          \
  74 } while (0)
  75 #define PS2_USART_OFF() do {    \
  76     UCSR1C = 0;                 \
  77     UCSR1B &= ~((1 << RXEN1) |  \
  78                 (1 << TXEN1));  \
  79 } while (0)
  80 #define PS2_USART_RX_READY      (UCSR1A & (1<<RXC1))
  81 #define PS2_USART_RX_DATA       UDR1
  82 #define PS2_USART_ERROR         (UCSR1A & ((1<<FE1) | (1<<DOR1) | (1<<UPE1)))
  83 #define PS2_USART_RX_VECT       USART1_RX_vect
  84
  85 #elif defined(__AVR_ATmega168__) || defined(__AVR_ATmega168P__) || defined(__AVR_ATmega328P__)
  86 /* XCK for clock line and RXD for data line */
  87 #define PS2_CLOCK_PORT  PORTD
  88 #define PS2_CLOCK_PIN   PIND
  89 #define PS2_CLOCK_DDR   DDRD
  90 #define PS2_CLOCK_BIT   4
  91 #define PS2_DATA_PORT   PORTD
  92 #define PS2_DATA_PIN    PIND
  93 #define PS2_DATA_DDR    DDRD
  94 #define PS2_DATA_BIT    0
  95
  96 /* synchronous, odd parity, 1-bit stop, 8-bit data, sample at falling edge */
  97 /* set DDR of CLOCK as input to be slave */
  98 #define PS2_USART_INIT() do {   \
  99     PS2_CLOCK_DDR &= ~(1<<PS2_CLOCK_BIT);   \
 100     PS2_DATA_DDR &= ~(1<<PS2_DATA_BIT);     \
 101     UCSR0C = ((1 << UMSEL00) |  \
 102               (3 << UPM00)   |  \
 103               (0 << USBS0)   |  \
 104               (3 << UCSZ00)  |  \
 105               (0 << UCPOL0));   \
 106     UCSR0A = 0;                 \
 107     UBRR0H = 0;                 \
 108     UBRR0L = 0;                 \
 109 } while (0)
 110 #define PS2_USART_RX_INT_ON() do {  \
 111     UCSR0B = ((1 << RXCIE0) |       \
 112               (1 << RXEN0));        \
 113 } while (0)
 114 #define PS2_USART_RX_POLL_ON() do { \
 115     UCSR0B = (1 << RXEN0);          \
 116 } while (0)
 117 #define PS2_USART_OFF() do {    \
 118     UCSR0C = 0;                 \
 119     UCSR0B &= ~((1 << RXEN0) |  \
 120                 (1 << TXEN0));  \
 121 } while (0)
 122 #define PS2_USART_RX_READY      (UCSR0A & (1<<RXC0))
 123 #define PS2_USART_RX_DATA       UDR0
 124 #define PS2_USART_ERROR         (UCSR0A & ((1<<FE0) | (1<<DOR0) | (1<<UPE0)))
 125 #define PS2_USART_RX_VECT       USART_RX_vect
 126 #endif
 127 #endif
 128
 129
 130 #ifdef PS2_USE_INT
 131 /* uses INT1 for clock line(ATMega32U4) */
 132 #define PS2_CLOCK_PORT  PORTD
 133 #define PS2_CLOCK_PIN   PIND
 134 #define PS2_CLOCK_DDR   DDRD
 135 #define PS2_CLOCK_BIT   1
 136 #define PS2_DATA_PORT   PORTD
 137 #define PS2_DATA_PIN    PIND
 138 #define PS2_DATA_DDR    DDRD
 139 #define PS2_DATA_BIT    2
 140
 141 #define PS2_INT_INIT()  do {    \
 142     EICRA |= ((1<<ISC11) |      \
 143               (0<<ISC10));      \
 144 } while (0)
 145 #define PS2_INT_ON()  do {      \
 146     EIMSK |= (1<<INT1);         \
 147 } while (0)
 148 #define PS2_INT_OFF() do {      \
 149     EIMSK &= ~(1<<INT1);        \
 150 } while (0)
 151 #define PS2_INT_VECT    INT1_vect
 152 #endif
 153
 154
 155 #ifdef PS2_USE_BUSYWAIT
 156 #define PS2_CLOCK_PORT  PORTF
 157 #define PS2_CLOCK_PIN   PINF
 158 #define PS2_CLOCK_DDR   DDRF
 159 #define PS2_CLOCK_BIT   0
 160 #define PS2_DATA_PORT   PORTF
 161 #define PS2_DATA_PIN    PINF
 162 #define PS2_DATA_DDR    DDRF
 163 #define PS2_DATA_BIT    1
 164 #endif
 165
 166 #endif