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 DEVICE_VER      0x0001
  26 #define MANUFACTURER    t.m.k.
  27 #define PRODUCT         PS/2 keyboard converter
  28 #define DESCRIPTION     convert PS/2 keyboard to USB
  29
  30
  31 /* matrix size */
  32 #define MATRIX_ROWS 32  // keycode bit: 3-0
  33 #define MATRIX_COLS 8   // keycode bit: 6-4
  34
  35
  36 /* key combination for command */
  37 #define IS_COMMAND() ( \
  38     keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) || \
  39     keyboard_report->mods == (MOD_BIT(KC_LCTRL) | MOD_BIT(KC_RSHIFT)) \
  40 )
  41
  42
  43 //#define NO_SUSPEND_POWER_DOWN
  44
  45
  46 /*
  47  * PS/2 Busywait
  48  */
  49 #ifdef PS2_USE_BUSYWAIT
  50 #define PS2_CLOCK_PORT  PORTD
  51 #define PS2_CLOCK_PIN   PIND
  52 #define PS2_CLOCK_DDR   DDRD
  53 #define PS2_CLOCK_BIT   5
  54 #define PS2_DATA_PORT   PORTD
  55 #define PS2_DATA_PIN    PIND
  56 #define PS2_DATA_DDR    DDRD
  57 #define PS2_DATA_BIT    2
  58 #endif
  59
  60 /*
  61  * PS/2 Pin interrupt
  62  */
  63 #ifdef PS2_USE_INT
  64 /* uses INT1 for clock line(ATMega32U4) */
  65 #define PS2_CLOCK_PORT  PORTD
  66 #define PS2_CLOCK_PIN   PIND
  67 #define PS2_CLOCK_DDR   DDRD
  68 #define PS2_CLOCK_BIT   1
  69 #define PS2_DATA_PORT   PORTD
  70 #define PS2_DATA_PIN    PIND
  71 #define PS2_DATA_DDR    DDRD
  72 #define PS2_DATA_BIT    0
  73 #define PS2_INT_INIT()  do {    \
  74     EICRA |= ((1<<ISC11) |      \
  75               (0<<ISC10));      \
  76 } while (0)
  77 #define PS2_INT_ON()  do {      \
  78     EIMSK |= (1<<INT1);         \
  79 } while (0)
  80 #define PS2_INT_OFF() do {      \
  81     EIMSK &= ~(1<<INT1);        \
  82 } while (0)
  83 #define PS2_INT_VECT    INT1_vect
  84 #endif
  85
  86 /*
  87  * PS/2 USART
  88  */
  89 #ifdef PS2_USE_USART
  90 #if defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__)
  91 /* XCK for clock line and RXD for data line */
  92 #define PS2_CLOCK_PORT  PORTD
  93 #define PS2_CLOCK_PIN   PIND
  94 #define PS2_CLOCK_DDR   DDRD
  95 #define PS2_CLOCK_BIT   5
  96 #define PS2_DATA_PORT   PORTD
  97 #define PS2_DATA_PIN    PIND
  98 #define PS2_DATA_DDR    DDRD
  99 #define PS2_DATA_BIT    2
 100 /* synchronous, odd parity, 1-bit stop, 8-bit data, sample at falling edge */
 101 /* set DDR of CLOCK as input to be slave */
 102 #define PS2_USART_INIT() do {   \
 103     PS2_CLOCK_DDR &= ~(1<<PS2_CLOCK_BIT);   \
 104     PS2_DATA_DDR &= ~(1<<PS2_DATA_BIT);     \
 105     UCSR1C = ((1 << UMSEL10) |  \
 106               (3 << UPM10)   |  \
 107               (0 << USBS1)   |  \
 108               (3 << UCSZ10)  |  \
 109               (0 << UCPOL1));   \
 110     UCSR1A = 0;                 \
 111     UBRR1H = 0;                 \
 112     UBRR1L = 0;                 \
 113 } while (0)
 114 #define PS2_USART_RX_INT_ON() do {  \
 115     UCSR1B = ((1 << RXCIE1) |       \
 116               (1 << RXEN1));        \
 117 } while (0)
 118 #define PS2_USART_RX_POLL_ON() do { \
 119     UCSR1B = (1 << RXEN1);          \
 120 } while (0)
 121 #define PS2_USART_OFF() do {    \
 122     UCSR1C = 0;                 \
 123     UCSR1B &= ~((1 << RXEN1) |  \
 124                 (1 << TXEN1));  \
 125 } while (0)
 126 #define PS2_USART_RX_READY      (UCSR1A & (1<<RXC1))
 127 #define PS2_USART_RX_DATA       UDR1
 128 #define PS2_USART_ERROR         (UCSR1A & ((1<<FE1) | (1<<DOR1) | (1<<UPE1)))
 129 #define PS2_USART_RX_VECT       USART1_RX_vect
 130 #elif defined(__AVR_ATmega168__) || defined(__AVR_ATmega168P__) || defined(__AVR_ATmega328P__)
 131 /* XCK for clock line and RXD for data line */
 132 #define PS2_CLOCK_PORT  PORTD
 133 #define PS2_CLOCK_PIN   PIND
 134 #define PS2_CLOCK_DDR   DDRD
 135 #define PS2_CLOCK_BIT   4
 136 #define PS2_DATA_PORT   PORTD
 137 #define PS2_DATA_PIN    PIND
 138 #define PS2_DATA_DDR    DDRD
 139 #define PS2_DATA_BIT    0
 140 /* synchronous, odd parity, 1-bit stop, 8-bit data, sample at falling edge */
 141 /* set DDR of CLOCK as input to be slave */
 142 #define PS2_USART_INIT() do {   \
 143     PS2_CLOCK_DDR &= ~(1<<PS2_CLOCK_BIT);   \
 144     PS2_DATA_DDR &= ~(1<<PS2_DATA_BIT);     \
 145     UCSR0C = ((1 << UMSEL00) |  \
 146               (3 << UPM00)   |  \
 147               (0 << USBS0)   |  \
 148               (3 << UCSZ00)  |  \
 149               (0 << UCPOL0));   \
 150     UCSR0A = 0;                 \
 151     UBRR0H = 0;                 \
 152     UBRR0L = 0;                 \
 153 } while (0)
 154 #define PS2_USART_RX_INT_ON() do {  \
 155     UCSR0B = ((1 << RXCIE0) |       \
 156               (1 << RXEN0));        \
 157 } while (0)
 158 #define PS2_USART_RX_POLL_ON() do { \
 159     UCSR0B = (1 << RXEN0);          \
 160 } while (0)
 161 #define PS2_USART_OFF() do {    \
 162     UCSR0C = 0;                 \
 163     UCSR0B &= ~((1 << RXEN0) |  \
 164                 (1 << TXEN0));  \
 165 } while (0)
 166 #define PS2_USART_RX_READY      (UCSR0A & (1<<RXC0))
 167 #define PS2_USART_RX_DATA       UDR0
 168 #define PS2_USART_ERROR         (UCSR0A & ((1<<FE0) | (1<<DOR0) | (1<<UPE0)))
 169 #define PS2_USART_RX_VECT       USART_RX_vect
 170 #endif
 171 #endif
 172
 173 #endif