From 504a9f42ff7cfecb94eb954124e48ff65d345008 Mon Sep 17 00:00:00 2001 From: tmk Date: Sun, 24 Feb 2013 20:38:43 +0900 Subject: Inhibit repeating key of PC98 --- converter/pc98_usb/matrix.c | 60 ++++++++++++++++++++++++++++++++++++++++----- 1 file changed, 54 insertions(+), 6 deletions(-) (limited to 'converter/pc98_usb/matrix.c') diff --git a/converter/pc98_usb/matrix.c b/converter/pc98_usb/matrix.c index 2f1e821c5..18ad5bfe7 100644 --- a/converter/pc98_usb/matrix.c +++ b/converter/pc98_usb/matrix.c @@ -61,11 +61,42 @@ uint8_t matrix_cols(void) return MATRIX_COLS; } +static void pc98_inhibit_repeat(void) +{ + uint8_t code; + + while (serial_recv()) ; +RETRY: + PC98_RDY_PORT |= (1<. /* matrix size */ -#define MATRIX_ROWS 16 -#define MATRIX_COLS 8 +#define MATRIX_ROWS 16 +#define MATRIX_COLS 8 /* To use new keymap framework */ #define USE_KEYMAP_V2 /* key combination for command */ -#define IS_COMMAND() ( \ +#define IS_COMMAND() ( \ host_get_first_key() == KC_CANCEL \ ) -/* PC98 Serial(USART) configuration - * asynchronous, positive logic, 19200baud, bit order: LSB first - * 1-start bit, 8-data bit, odd parity, 1-stop bit - */ -#define SERIAL_BAUD 19200 -#define SERIAL_PARITY_ODD -#define SERIAL_BIT_ORDER_LSB -#define SERIAL_LOGIC_POSITIVE - /* PC98 Reset Port shared with TXD */ #define PC98_RST_DDR DDRD #define PC98_RST_PORT PORTD @@ -61,50 +52,92 @@ along with this program. If not, see . #define PC98_RTY_PORT PORTD #define PC98_RTY_BIT 5 +/* + * PC98 Serial(USART) configuration + * asynchronous, positive logic, 19200baud, bit order: LSB first + * 1-start bit, 8-data bit, odd parity, 1-stop bit + */ +/* + * Software Serial + */ +#define SERIAL_SOFT_BAUD 19200 +#define SERIAL_SOFT_PARITY_ODD +#define SERIAL_SOFT_BIT_ORDER_LSB +#define SERIAL_SOFT_LOGIC_POSITIVE /* RXD Port */ -#define SERIAL_RXD_DDR DDRD -#define SERIAL_RXD_PORT PORTD -#define SERIAL_RXD_PIN PIND -#define SERIAL_RXD_BIT 2 -#ifdef SERIAL_LOGIC_NEGATIVE -#define SERIAL_RXD_READ() ~(SERIAL_RXD_PIN&(1<>8); /* baud rate */ \ + UCSR1B |= (1< + +This software is licensed with a Modified BSD License. +All of this is supposed to be Free Software, Open Source, DFSG-free, +GPL-compatible, and OK to use in both free and proprietary applications. +Additions and corrections to this file are welcome. + + +Redistribution and use in source and binary forms, with or without +modification, are permitted provided that the following conditions are met: + +* Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + +* Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + +* Neither the name of the copyright holders nor the names of + contributors may be used to endorse or promote products derived + from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" +AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE +LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR +CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF +SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS +INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN +CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) +ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE +POSSIBILITY OF SUCH DAMAGE. +*/ + +#include +#include +#include +#include "serial.h" + + +void serial_init(void) +{ + SERIAL_UART_INIT(); +} + +// RX ring buffer +#define RBUF_SIZE 8 +static uint8_t rbuf[RBUF_SIZE]; +static uint8_t rbuf_head = 0; +static uint8_t rbuf_tail = 0; + +uint8_t serial_recv(void) +{ + uint8_t data = 0; + if (rbuf_head == rbuf_tail) { + return 0; + } + + data = rbuf[rbuf_tail]; + rbuf_tail = (rbuf_tail + 1) % RBUF_SIZE; + return data; +} + +int16_t serial_recv2(void) +{ + uint8_t data = 0; + if (rbuf_head == rbuf_tail) { + return -1; + } + + data = rbuf[rbuf_tail]; + rbuf_tail = (rbuf_tail + 1) % RBUF_SIZE; + return data; +} + +void serial_send(uint8_t data) +{ + while (!SERIAL_UART_TXD_READY) ; + SERIAL_UART_DATA = data; +} + +// USART RX complete interrupt +ISR(SERIAL_UART_RXD_VECT) +{ + uint8_t next = (rbuf_head + 1) % RBUF_SIZE; + if (next != rbuf_tail) { + rbuf[rbuf_head] = SERIAL_UART_DATA; + rbuf_head = next; + } +} -- cgit v1.2.3