converter/pc98_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 #define VENDOR_ID       0xFEED
  22 #define PRODUCT_ID      0x9898
  23 #define DEVICE_VER      0x0100
  24 #define MANUFACTURER    t.m.k.
  25 #define PRODUCT         PC98 keyboard converter
  26 #define DESCRIPTION     converts PC98 keyboard protocol into USB
  27
  28
  29 /* matrix size */
  30 #define MATRIX_ROWS 16
  31 #define MATRIX_COLS 8
  32
  33
  34 /* key combination for command */
  35 #define IS_COMMAND() ( \
  36     keyboard_report->mods == (MOD_BIT(KC_LALT) | MOD_BIT(KC_RALT)) || \
  37     keyboard_report->mods == (MOD_BIT(KC_LGUI) | MOD_BIT(KC_RGUI)) || \
  38     keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
  39 )
  40
  41
  42 /* PC98 Serial(USART) configuration
  43  *     asynchronous, positive logic, 19200baud, bit order: LSB first
  44  *     1-start bit, 8-data bit, odd parity, 1-stop bit
  45  */
  46 #define SERIAL_BAUD 19200
  47 #define SERIAL_PARITY_ODD
  48 #define SERIAL_BIT_ORDER_LSB
  49
  50 /* PC98 Reset Port */
  51 #define PC98_RST_DDR    DDRD
  52 #define PC98_RST_PORT   PORTD
  53 #define PC98_RST_BIT    1
  54 /* PC98 Ready Port */
  55 #define PC98_RDY_DDR    DDRD
  56 #define PC98_RDY_PORT   PORTD
  57 #define PC98_RDY_BIT    4
  58 /* PC98 Retry Port */
  59 #define PC98_RTY_DDR    DDRD
  60 #define PC98_RTY_PORT   PORTD
  61 #define PC98_RTY_BIT    5
  62
  63 /* RXD Port */
  64 #define SERIAL_RXD_DDR  DDRD
  65 #define SERIAL_RXD_PORT PORTD
  66 #define SERIAL_RXD_PIN  PIND
  67 #define SERIAL_RXD_BIT  2
  68 #define SERIAL_RXD_READ()       (SERIAL_RXD_PIN&(1<<SERIAL_RXD_BIT))
  69 /* RXD Interupt */
  70 #define SERIAL_RXD_VECT INT2_vect
  71 #define SERIAL_RXD_INIT()  do { \
  72     /* pin configuration: input with pull-up */ \
  73     SERIAL_RXD_DDR &= ~(1<<SERIAL_RXD_BIT);     \
  74     SERIAL_RXD_PORT |= (1<<SERIAL_RXD_BIT);     \
  75     /* enable interrupt: INT2(falling edge) */  \
  76     EICRA |= ((1<<ISC21)|(0<<ISC20));           \
  77     EIMSK |= (1<<INT2);                         \
  78 } while (0)
  79 #define SERIAL_RXD_INT_ENTER()
  80 #define SERIAL_RXD_INT_EXIT() do {  \
  81     /* clear interrupt  flag */     \
  82     EIFR = (1<<INTF2);              \
  83 } while (0)
  84
  85 /* TXD Port: Not used */
  86 #define SERIAL_TXD_DDR  DDRD
  87 #define SERIAL_TXD_PORT PORTD
  88 #define SERIAL_TXD_PIN  PIND
  89 #define SERIAL_TXD_BIT  3
  90 /* negative logic */
  91 #define SERIAL_TXD_ON()     do { SERIAL_TXD_PORT &= ~(1<<SERIAL_TXD_BIT); } while (0)
  92 #define SERIAL_TXD_OFF()    do { SERIAL_TXD_PORT |=  (1<<SERIAL_TXD_BIT); } while (0)
  93 #define SERIAL_TXD_INIT()   do { \
  94     /* pin configuration: output */         \
  95     SERIAL_TXD_DDR |= (1<<SERIAL_TXD_BIT);  \
  96     /* idle */                              \
  97     SERIAL_TXD_ON();                        \
  98 } while (0)
  99
 100 #endif