gadget-kspconsole/led.c
Daniele Lacamera b8a7ffcd31 Initial import
2023-11-27 15:16:45 +01:00

116 lines
2.8 KiB
C

/*
* Copyright (C) 2023 Daniele Lacamera <root@danielinux.net>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdint.h>
#include "led.h"
#include "system.h"
#include "unicore-mx/stm32/gpio.h"
#include "unicore-mx/stm32/rcc.h"
/* A15, G7, B4, G6, C6, C7 */
void uled_init(void)
{
rcc_periph_clock_enable(RCC_GPIOA);
rcc_periph_clock_enable(RCC_GPIOB);
rcc_periph_clock_enable(RCC_GPIOC);
rcc_periph_clock_enable(RCC_GPIOG);
gpio_mode_setup(GPIOA, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, LD0);
gpio_set(GPIOA, LD0);
gpio_mode_setup(GPIOG, GPIO_MODE_OUTPUT, GPIO_PUPD_PULLDOWN, LD1 | LD3);
gpio_set(GPIOG, LD1 | LD3);
gpio_mode_setup(GPIOB, GPIO_MODE_OUTPUT, GPIO_PUPD_PULLDOWN, LD2);
gpio_set(GPIOB, LD2);
gpio_mode_setup(GPIOC, GPIO_MODE_OUTPUT, GPIO_PUPD_PULLDOWN, LD4 | LD5);
gpio_set(GPIOC, LD4 | LD5);
}
void uled_on(int led)
{
switch(led)
{
case 0:
gpio_set(GPIOA, LD0);
break;
case 1:
gpio_set(GPIOG, LD1);
break;
case 2:
gpio_set(GPIOB, LD2);
break;
case 3:
gpio_set(GPIOG, LD3);
break;
case 4:
gpio_set(GPIOC, LD4);
break;
case 5:
gpio_set(GPIOC, LD5);
break;
}
}
void uled_off(int led)
{
switch(led)
{
case 0:
gpio_clear(GPIOA, LD0);
break;
case 1:
gpio_clear(GPIOG, LD1);
break;
case 2:
gpio_clear(GPIOB, LD2);
break;
case 3:
gpio_clear(GPIOG, LD3);
break;
case 4:
gpio_clear(GPIOC, LD4);
break;
case 5:
gpio_clear(GPIOC, LD5);
break;
}
}
void uled_bincount(uint8_t x)
{
int a,b,c,d;
a = (x & 0x1);
b = (x & 0x2) >> 1;
c = (x & 0x4) >> 2;
d = (x & 0x8) >> 3;
if (a)
gpio_set(GPIOA, LD0);
else
gpio_clear(GPIOA, LD0);
if (b)
gpio_set(GPIOG, LD1);
else
gpio_clear(GPIOG, LD1);
if (c)
gpio_set(GPIOB, LD2);
else
gpio_clear(GPIOB, LD2);
if (d)
gpio_set(GPIOG, LD3);
else
gpio_clear(GPIOG, LD3);
}