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 /* To use new keymap framework */
  34 #define USE_KEYMAP_V2
  35
  36 /* key combination for command */
  37 #define IS_COMMAND()    ( \
  38     host_get_first_key() == KC_CANCEL \
  39 )
  40
  41
  42 /* PC98 Reset Port shared with TXD */
  43 #define PC98_RST_DDR    DDRD
  44 #define PC98_RST_PORT   PORTD
  45 #define PC98_RST_BIT    3
  46 /* PC98 Ready Port */
  47 #define PC98_RDY_DDR    DDRD
  48 #define PC98_RDY_PORT   PORTD
  49 #define PC98_RDY_BIT    4
  50 /* PC98 Retry Port */
  51 #define PC98_RTY_DDR    DDRD
  52 #define PC98_RTY_PORT   PORTD
  53 #define PC98_RTY_BIT    5
  54
  55 /*
  56  * PC98 Serial(USART) configuration
  57  *     asynchronous, positive logic, 19200baud, bit order: LSB first
  58  *     1-start bit, 8-data bit, odd parity, 1-stop bit
  59  */
  60 /*
  61  * Software Serial
  62  */
  63 #define SERIAL_SOFT_BAUD                19200
  64 #define SERIAL_SOFT_PARITY_ODD
  65 #define SERIAL_SOFT_BIT_ORDER_LSB
  66 #define SERIAL_SOFT_LOGIC_POSITIVE
  67 /* RXD Port */
  68 #define SERIAL_SOFT_RXD_DDR             DDRD
  69 #define SERIAL_SOFT_RXD_PORT            PORTD
  70 #define SERIAL_SOFT_RXD_PIN             PIND
  71 #define SERIAL_SOFT_RXD_BIT             2
  72 #define SERIAL_SOFT_RXD_READ()          (SERIAL_SOFT_RXD_PIN&(1<<SERIAL_SOFT_RXD_BIT))
  73 /* RXD Interupt */
  74 #define SERIAL_SOFT_RXD_VECT            INT2_vect
  75 #define SERIAL_SOFT_RXD_INIT()          do { \
  76     /* pin configuration: input with pull-up */ \
  77     SERIAL_SOFT_RXD_DDR &= ~(1<<SERIAL_SOFT_RXD_BIT); \
  78     SERIAL_SOFT_RXD_PORT |= (1<<SERIAL_SOFT_RXD_BIT); \
  79     /* enable interrupt: INT2(falling edge) */ \
  80     EICRA |= ((1<<ISC21)|(0<<ISC20)); \
  81     EIMSK |= (1<<INT2); \
  82     sei(); \
  83 } while (0)
  84 #define SERIAL_SOFT_RXD_INT_ENTER()
  85 #define SERIAL_SOFT_RXD_INT_EXIT()      do { \
  86     /* clear interrupt  flag */ \
  87     EIFR = (1<<INTF2); \
  88 } while (0)
  89 /* TXD Port */
  90 #define SERIAL_SOFT_TXD_DDR             DDRD
  91 #define SERIAL_SOFT_TXD_PORT            PORTD
  92 #define SERIAL_SOFT_TXD_PIN             PIND
  93 #define SERIAL_SOFT_TXD_BIT             3
  94 #define SERIAL_SOFT_TXD_HI()            do { SERIAL_SOFT_TXD_PORT |=  (1<<SERIAL_SOFT_TXD_BIT); } while (0)
  95 #define SERIAL_SOFT_TXD_LO()            do { SERIAL_SOFT_TXD_PORT &= ~(1<<SERIAL_SOFT_TXD_BIT); } while (0)
  96 #define SERIAL_SOFT_TXD_INIT()          do { \
  97     /* pin configuration: output */ \
  98     SERIAL_SOFT_TXD_DDR |= (1<<SERIAL_SOFT_TXD_BIT); \
  99     /* idle */ \
 100     SERIAL_SOFT_TXD_ON(); \
 101 } while (0)
 102
 103
 104 /*
 105  * Hardware Serial(UART)
 106  */
 107 #ifdef __AVR_ATmega32U4__
 108     #define SERIAL_UART_BAUD       19200
 109     #define SERIAL_UART_DATA       UDR1
 110     #define SERIAL_UART_UBRR       ((F_CPU/(16UL*SERIAL_UART_BAUD))-1)
 111     #define SERIAL_UART_RXD_VECT   USART1_RX_vect
 112     #define SERIAL_UART_TXD_READY  (UCSR1A&(1<<UDRE1))
 113     #define SERIAL_UART_INIT()     do { \
 114         UBRR1L = (uint8_t) SERIAL_UART_UBRR;       /* baud rate */ \
 115         UBRR1H = (uint8_t) (SERIAL_UART_UBRR>>8);  /* baud rate */ \
 116         UCSR1B |= (1<<RXCIE1) | (1<<RXEN1); /* RX interrupt, RX: enable */ \
 117         UCSR1B |= (0<<TXCIE1) | (1<<TXEN1); /* TX interrupt, TX: enable */ \
 118         UCSR1C |= (1<<UPM11) | (1<<UPM10);  /* parity: none(00), even(01), odd(11) */ \
 119         sei(); \
 120     } while(0)
 121 #else
 122     #error "USART configuration is needed."
 123 #endif
 124
 125
 126 #endif