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/*
Copyright 2012 Jun Wako <wakojun@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#define VENDOR_ID 0xFEED
#define PRODUCT_ID 0x6512
#define DEVICE_VER 0x0001
#define MANUFACTURER QMK
#define PRODUCT XT keyboard converter
#define DESCRIPTION convert XT keyboard to USB
/* matrix size */
#define MATRIX_ROWS 16 // keycode bit: 3-0
#define MATRIX_COLS 8 // keycode bit: 6-4
/* key combination for command */
#define IS_COMMAND() ( \
get_mods() == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) || \
get_mods() == (MOD_BIT(KC_LCTRL) | MOD_BIT(KC_RSHIFT)) \
)
//#define NO_SUSPEND_POWER_DOWN
/*
* XT Pin interrupt
*/
#define XT_CLOCK_PORT PORTD
#define XT_CLOCK_PIN PIND
#define XT_CLOCK_DDR DDRD
#define XT_CLOCK_BIT 1
#define XT_DATA_PORT PORTD
#define XT_DATA_PIN PIND
#define XT_DATA_DDR DDRD
#define XT_DATA_BIT 0
#define XT_RST_PORT PORTB
#define XT_RST_PIN PINB
#define XT_RST_DDR DDRB
#define XT_RST_BIT 7
/* hard reset: low pulse for 500ms and after that HiZ for safety */
#define XT_RESET() do { \
XT_RST_PORT &= ~(1<<XT_RST_BIT); \
XT_RST_DDR |= (1<<XT_RST_BIT); \
_delay_ms(500); \
XT_RST_DDR &= ~(1<<XT_RST_BIT); \
} while (0)
/* INT1 for falling edge of clock line */
#define XT_INT_INIT() do { \
EICRA |= ((1<<ISC11) | \
(0<<ISC10)); \
} while (0)
/* clears flag and enables interrupt */
#define XT_INT_ON() do { \
EIFR |= (1<<INTF1); \
EIMSK |= (1<<INT1); \
} while (0)
#define XT_INT_OFF() do { \
EIMSK &= ~(1<<INT1); \
} while (0)
#define XT_INT_VECT INT1_vect
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