mirror of
https://github.com/UberGuidoZ/Flipper.git
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135 lines
3.3 KiB
C
135 lines
3.3 KiB
C
/*
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* TamaLIB - A hardware agnostic Tamagotchi P1 emulation library
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*
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* Copyright (C) 2021 Jean-Christophe Rona <jc@rona.fr>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "hw.h"
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#include "cpu.h"
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#include "hal.h"
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/* SEG -> LCD mapping */
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static u8_t seg_pos[40] = {0, 1, 2, 3, 4, 5, 6, 7, 32, 8, 9, 10, 11, 12,
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13, 14, 15, 33, 34, 35, 31, 30, 29, 28, 27, 26, 25, 24,
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36, 23, 22, 21, 20, 19, 18, 17, 16, 37, 38, 39};
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bool_t hw_init(void) {
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/* Buttons are active LOW */
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cpu_set_input_pin(PIN_K00, PIN_STATE_HIGH);
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cpu_set_input_pin(PIN_K01, PIN_STATE_HIGH);
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cpu_set_input_pin(PIN_K02, PIN_STATE_HIGH);
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return 0;
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}
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void hw_release(void) {
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}
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void hw_set_lcd_pin(u8_t seg, u8_t com, u8_t val) {
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if(seg_pos[seg] < LCD_WIDTH) {
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g_hal->set_lcd_matrix(seg_pos[seg], com, val);
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} else {
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/*
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* IC n -> seg-com|...
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* IC 0 -> 8-0 |18-3 |19-2
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* IC 1 -> 8-1 |17-0 |19-3
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* IC 2 -> 8-2 |17-1 |37-12|38-13|39-14
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* IC 3 -> 8-3 |17-2 |18-1 |19-0
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* IC 4 -> 28-12|37-13|38-14|39-15
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* IC 5 -> 28-13|37-14|38-15
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* IC 6 -> 28-14|37-15|39-12
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* IC 7 -> 28-15|38-12|39-13
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*/
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if(seg == 8 && com < 4) {
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g_hal->set_lcd_icon(com, val);
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} else if(seg == 28 && com >= 12) {
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g_hal->set_lcd_icon(com - 8, val);
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}
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}
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}
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void hw_set_button(button_t btn, btn_state_t state) {
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pin_state_t pin_state = (state == BTN_STATE_PRESSED) ? PIN_STATE_LOW : PIN_STATE_HIGH;
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switch(btn) {
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case BTN_LEFT:
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cpu_set_input_pin(PIN_K02, pin_state);
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break;
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case BTN_MIDDLE:
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cpu_set_input_pin(PIN_K01, pin_state);
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break;
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case BTN_RIGHT:
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cpu_set_input_pin(PIN_K00, pin_state);
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break;
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}
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}
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void hw_set_buzzer_freq(u4_t freq) {
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u32_t snd_freq = 0;
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switch(freq) {
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case 0:
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/* 4096.0 Hz */
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snd_freq = 40960;
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break;
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case 1:
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/* 3276.8 Hz */
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snd_freq = 32768;
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break;
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case 2:
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/* 2730.7 Hz */
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snd_freq = 27307;
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break;
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case 3:
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/* 2340.6 Hz */
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snd_freq = 23406;
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break;
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case 4:
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/* 2048.0 Hz */
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snd_freq = 20480;
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break;
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case 5:
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/* 1638.4 Hz */
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snd_freq = 16384;
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break;
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case 6:
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/* 1365.3 Hz */
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snd_freq = 13653;
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break;
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case 7:
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/* 1170.3 Hz */
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snd_freq = 11703;
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break;
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}
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if(snd_freq != 0) {
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g_hal->set_frequency(snd_freq);
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}
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}
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void hw_enable_buzzer(bool_t en) {
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g_hal->play_frequency(en);
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}
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