4 * Copyright (C) 2013-06-20 K.Ohta <whatisthis.sowhat ai gmail.com>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2,
9 * or (at your option) any later version.
10 * This library / program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 * See the GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this library; see the file COPYING. If not, write to the
17 * Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
20 * As a special exception, if you link this(includeed from sdcc) library
21 * with other files, some of which are compiled with SDCC,
22 * to produce an executable, this library does not by itself cause
23 * the resulting executable to be covered by the GNU General Public License.
24 * This exception does not however invalidate any other reasons why
25 * the executable file might be covered by the GNU General Public License.
27 #include "commondef.h"
31 unsigned char statecount;
33 void set_amfmlamp(unsigned char f)
45 void set_examp_mute(unsigned char f)
48 _PORT_MUTE = 0; // Not Mute
54 void set_radiopower(unsigned char f)
57 _PORT_RADIOPOW = 0; // OFF
59 _PORT_RADIOPOW = 1; // ON
63 void set_powerlamp(unsigned char f)
72 void lcd_setbacklight(unsigned char flag, unsigned char level)
92 if(level > 100) level = 100;
93 h = (level & 0xfc) >> 2;
94 l = (level & 0x03) << 4;
100 T2CONbits.TMR2ON = 1;
101 // _LCD_PORT |= _LCD_BACKLIGHT;
110 T3CONbits.TMR3ON = 1;
113 void io_intcountinit(void)
116 T3CON = 0b10001100; // TMR3 = 16bit, CCP is not use TMR3, Prescaler=1:2(1uS)
117 // DO-not-use SYNC, Internal clock, TMR3 temporally off.
120 IPR2bits.TMR3IP = 0; // Low priority.
128 void lcd_backlightinit(void)
131 PSTRCON = 0b00000001; // P1A = PWM, P1B~P1D=PORT, Steeling sync to PWM.
132 CCP1CON = 0b00001100; // PWM, Low-Active.
133 ECCP1AS = 0b10000111; // Auto shutdown is disabled
134 // Use TMR2 as source.
135 PIE1 &= ~0b00000010; // TMR2 Interrupt disabled.
136 PIR1 &= ~0b00000010; // TMR2 Interrupt clear.
137 IPR1 &= ~0b00000010; // Priority = LOW
138 T2CON = 0b00000011; // Prescaler/Postscaler = 1:1, Temporally disabled TMR2.
139 TMR2 = 0x00; // Value;
140 PR2 = 0x65; // 19.61KHz
141 CCPR1L = 100; // Duty = 100;
146 #if defined(pic18f23k22) || defined(pic18f24k22) || defined(pic18f25k22) || defined(pic18f26k22)
148 * For 28Pin PIC(18F2xK22), I2C lcd using.
151 void keyin_ioinit(void)
153 /* Initialize IOPORTS*/
167 TRISC = TRIS_C_VAL_O;
173 #if defined(pic18f23k20) || defined(pic18f24k20) || defined(pic18f25k20) || defined(pic18f26k20)
175 * For 28Pin PIC(18F2xK20), I2C lcd using.
178 void keyin_ioinit(void)
180 /* Initialize IOPORTS*/
183 ANSEL = 0x01; // Use RA0 AS ADC, Another is not used.
193 TRISC = TRIS_C_VAL_O;
199 #if defined(pic18f43k20) || defined(pic18f44k20) || defined(pic18f45k20) || defined(pic18f46k20)
201 * For 40Pin PIC(18F4xK20), paralell or I2C lcd using.
203 void keyin_ioinit(void)
205 /* Initialize IOPORTS*/
208 ANSEL = 0x80; // Use RA7 AS ADC, Another is not used.
218 TRISC = TRIS_C_VAL_O;
221 * You can use PORTD,RE0-RE2 extention, when using I2C lcd.
228 PORTE = 0b00000000; // Mute OK
231 INTCONbits.INT0IE = 0;
232 INTCONbits.INT0IF = 0;
233 INTCON3bits.INT1IF = 0;
234 INTCON3bits.INT2IF = 0;
235 INTCON3bits.INT1IE = 0;
236 INTCON3bits.INT2IE = 0;
242 void keyin_ioinit(void)
244 /* Initialize IOPORTS*/
247 // ANSEL = 0x01; // Use RA0 AS ADC, Another is not used.
257 TRISC = TRIS_C_VAL_O;
264 * Read IOPORTS for KEY. You should modify if you modify circuit.
266 void readkey_io(unsigned char state)
273 for(i = 0; i < 2; i++){
274 keyin_old[1].byte[i] = keyin_old[0].byte[i];
275 keyin_old[0].byte[i] = keyin_now.byte[i];
276 keyin_now.byte[i] = 0x00;
278 _KEY_SENDPORT |= _KEY_SENDPORTMASK; // Group1 DOWN.
281 _KEY_SEND_GRP1 = 0; // Group1 DOWN.
284 portvar.byte = _KEY_RECVPORT;
285 if(!_KEY_POS1MASK(portvar)) {
288 if(!_KEY_POS2MASK(portvar)) {
291 if(!_KEY_POS3MASK(portvar)) {
294 if(!_KEY_POS4MASK(portvar)) {
297 _KEY_SENDPORT |= _KEY_SENDPORTMASK; // Group1 DOWN.
300 _KEY_SEND_GRP2 = 0; // Group2 DOWN.
303 portvar.byte = _KEY_RECVPORT;
304 if(!_KEY_POS1MASK(portvar)) {
307 if(!_KEY_POS2MASK(portvar)) {
310 if(!_KEY_POS3MASK(portvar)) {
313 if(!_KEY_POS4MASK(portvar)) {
316 _KEY_SENDPORT |= _KEY_SENDPORTMASK; // Group1 DOWN.
319 _KEY_SEND_GRP3 = 0; // Group1 DOWN.
322 portvar.byte = _KEY_RECVPORT;
323 if(!_KEY_POS1MASK(portvar)) {
326 if(!_KEY_POS2MASK(portvar)) {
329 if(!_KEY_POS3MASK(portvar)) {
332 if(!_KEY_POS4MASK(portvar)) {
335 _KEY_SENDPORT |= _KEY_SENDPORTMASK; // Group1 DOWN.
338 _KEY_SEND_GRP4 = 0; // Group4 up
341 portvar.byte = _KEY_RECVPORT;
342 if(!_KEY_POS1MASK(portvar)) {
345 if(!_KEY_POS2MASK(portvar)) {
348 if(!_KEY_POS3MASK(portvar)) {
351 if(!_KEY_POS4MASK(portvar)) {
354 _KEY_SENDPORT |= _KEY_SENDPORTMASK; // Group1 DOWN.