Flipper/Applications/Official/source-OLDER/xMasterX/tama_p1/tamalib/hw.c

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2023-01-26 07:52:38 +00:00
/*
* TamaLIB - A hardware agnostic Tamagotchi P1 emulation library
*
* Copyright (C) 2021 Jean-Christophe Rona <jc@rona.fr>
*
* 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "hw.h"
#include "cpu.h"
#include "hal.h"
/* SEG -> LCD mapping */
static u8_t seg_pos[40] = {0, 1, 2, 3, 4, 5, 6, 7, 32, 8, 9, 10, 11, 12,
13, 14, 15, 33, 34, 35, 31, 30, 29, 28, 27, 26, 25, 24,
36, 23, 22, 21, 20, 19, 18, 17, 16, 37, 38, 39};
bool_t hw_init(void) {
/* Buttons are active LOW */
cpu_set_input_pin(PIN_K00, PIN_STATE_HIGH);
cpu_set_input_pin(PIN_K01, PIN_STATE_HIGH);
cpu_set_input_pin(PIN_K02, PIN_STATE_HIGH);
return 0;
}
void hw_release(void) {
}
void hw_set_lcd_pin(u8_t seg, u8_t com, u8_t val) {
if(seg_pos[seg] < LCD_WIDTH) {
g_hal->set_lcd_matrix(seg_pos[seg], com, val);
} else {
/*
* IC n -> seg-com|...
* IC 0 -> 8-0 |18-3 |19-2
* IC 1 -> 8-1 |17-0 |19-3
* IC 2 -> 8-2 |17-1 |37-12|38-13|39-14
* IC 3 -> 8-3 |17-2 |18-1 |19-0
* IC 4 -> 28-12|37-13|38-14|39-15
* IC 5 -> 28-13|37-14|38-15
* IC 6 -> 28-14|37-15|39-12
* IC 7 -> 28-15|38-12|39-13
*/
if(seg == 8 && com < 4) {
g_hal->set_lcd_icon(com, val);
} else if(seg == 28 && com >= 12) {
g_hal->set_lcd_icon(com - 8, val);
}
}
}
void hw_set_button(button_t btn, btn_state_t state) {
pin_state_t pin_state = (state == BTN_STATE_PRESSED) ? PIN_STATE_LOW : PIN_STATE_HIGH;
switch(btn) {
case BTN_LEFT:
cpu_set_input_pin(PIN_K02, pin_state);
break;
case BTN_MIDDLE:
cpu_set_input_pin(PIN_K01, pin_state);
break;
case BTN_RIGHT:
cpu_set_input_pin(PIN_K00, pin_state);
break;
}
}
void hw_set_buzzer_freq(u4_t freq) {
u32_t snd_freq = 0;
switch(freq) {
case 0:
/* 4096.0 Hz */
snd_freq = 40960;
break;
case 1:
/* 3276.8 Hz */
snd_freq = 32768;
break;
case 2:
/* 2730.7 Hz */
snd_freq = 27307;
break;
case 3:
/* 2340.6 Hz */
snd_freq = 23406;
break;
case 4:
/* 2048.0 Hz */
snd_freq = 20480;
break;
case 5:
/* 1638.4 Hz */
snd_freq = 16384;
break;
case 6:
/* 1365.3 Hz */
snd_freq = 13653;
break;
case 7:
/* 1170.3 Hz */
snd_freq = 11703;
break;
}
if(snd_freq != 0) {
g_hal->set_frequency(snd_freq);
}
}
void hw_enable_buzzer(bool_t en) {
g_hal->play_frequency(en);
}