tmk
12 years ago
parent
90e6ff92f4
commit
ea1ede83c3
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#include "stdbool.h"
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#include "stdint.h"
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#include "keycode.h"
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#include "serial.h"
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#include "print.h"
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#include "command.h"
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bool command_extra(uint8_t code)
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{
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switch (code) {
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case KC_H:
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case KC_SLASH: /* ? */
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print("\n\n----- Sun converter Help -----\n");
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print("UP: Bell On\n");
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print("DOWN: Bell Off\n");
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print("LEFT: Click On\n");
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print("RIGHT: Click Off\n");
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return false;
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case KC_UP:
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print("Bell On\n");
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serial_send(0x02);
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break;
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case KC_DOWN:
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print("Bell Off\n");
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serial_send(0x03);
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break;
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case KC_LEFT:
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print("Click On\n");
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serial_send(0x0A);
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break;
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case KC_RIGHT:
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print("Click Off\n");
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serial_send(0x0B);
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break;
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case KC_NUMLOCK:
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print("layout\n");
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serial_send(0x0F);
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break;
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default:
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return false;
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}
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return true;
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}
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@ -0,0 +1,93 @@
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/*
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Copyright 2013 Jun WAKO <wakojun@gmail.com>
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This software is licensed with a Modified BSD License.
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All of this is supposed to be Free Software, Open Source, DFSG-free,
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GPL-compatible, and OK to use in both free and proprietary applications.
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Additions and corrections to this file are welcome.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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* Neither the name of the copyright holders nor the names of
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdbool.h>
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#include <avr/io.h>
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#include <avr/interrupt.h>
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#include "serial.h"
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void serial_init(void)
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{
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SERIAL_UART_INIT();
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}
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// RX ring buffer
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#define RBUF_SIZE 8
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static uint8_t rbuf[RBUF_SIZE];
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static uint8_t rbuf_head = 0;
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static uint8_t rbuf_tail = 0;
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uint8_t serial_recv(void)
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{
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uint8_t data = 0;
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if (rbuf_head == rbuf_tail) {
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return 0;
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}
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data = rbuf[rbuf_tail];
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rbuf_tail = (rbuf_tail + 1) % RBUF_SIZE;
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return data;
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}
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int16_t serial_recv2(void)
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{
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uint8_t data = 0;
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if (rbuf_head == rbuf_tail) {
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return -1;
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}
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data = rbuf[rbuf_tail];
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rbuf_tail = (rbuf_tail + 1) % RBUF_SIZE;
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return data;
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}
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void serial_send(uint8_t data)
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{
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while (!SERIAL_UART_TXD_READY) ;
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SERIAL_UART_DATA = data;
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}
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// USART RX complete interrupt
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ISR(SERIAL_UART_RXD_VECT)
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{
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uint8_t next = (rbuf_head + 1) % RBUF_SIZE;
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if (next != rbuf_tail) {
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rbuf[rbuf_head] = SERIAL_UART_DATA;
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rbuf_head = next;
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}
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}
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