/**********************************************************************
|
* Copyright: (C)2024 LingYun IoT System Studio
|
* Author: GuoWenxue<guowenxue@gmail.com>
|
* Description: ISKBoard Hardware Abstract Layer driver
|
*
|
* ChangeLog:
|
* Version Date Author Description
|
* V1.0.0 2024.08.29 GuoWenxue Release initial version
|
***********************************************************************/
|
|
#include "miscdev.h"
|
|
/*
|
*+----------------------+
|
*| GPIO Relay API |
|
*+----------------------+
|
*/
|
|
gpio_t relays[RelayMax] =
|
{
|
{ "Relay1", GPIOD, GPIO_PIN_2, OFF },
|
};
|
|
int init_relay(void)
|
{
|
int which;
|
|
/* Turn all relays off */
|
for(which=0; which<RelayMax; which++)
|
{
|
HAL_GPIO_WritePin(relays[which].group, relays[which].pin, GPIO_PIN_RESET);
|
}
|
|
return 0;
|
}
|
|
/* Turn $which relay to ON/OFF */
|
void turn_relay(int which, int status)
|
{
|
GPIO_PinState level;
|
|
if( which >= RelayMax )
|
return ;
|
|
level = status==OFF ? GPIO_PIN_RESET : GPIO_PIN_SET;
|
|
HAL_GPIO_WritePin(relays[which].group, relays[which].pin, level);
|
|
relays[which].status = status;
|
}
|
|
/* Get $which relay current status */
|
int status_relay(int which)
|
{
|
if( which >= RelayMax )
|
return 0;
|
|
return relays[which].status;
|
}
|
|
/*
|
*+----------------------+
|
*| GPIO Led API |
|
*+----------------------+
|
*/
|
|
gpio_t leds[LedMax] =
|
{
|
{ "RedLed", GPIOC, GPIO_PIN_9, OFF },
|
{ "GreenLed", GPIOC, GPIO_PIN_6, OFF },
|
{ "BlueLed", GPIOB, GPIO_PIN_2, OFF },
|
};
|
|
|
int init_led(void)
|
{
|
int which;
|
|
/* Turn all Leds off */
|
for(which=0; which<LedMax; which++)
|
{
|
HAL_GPIO_WritePin(leds[which].group, leds[which].pin, GPIO_PIN_SET);
|
}
|
|
return 0;
|
}
|
|
/* Turn $which led to ON/OFF */
|
void turn_led(int which, int status)
|
{
|
GPIO_PinState level;
|
|
if( which >= LedMax )
|
return ;
|
|
level = status==OFF ? GPIO_PIN_SET : GPIO_PIN_RESET;
|
|
HAL_GPIO_WritePin(leds[which].group, leds[which].pin, level);
|
|
leds[which].status = status;
|
}
|
|
/* Toggle $which led status */
|
void toggle_led(int which)
|
{
|
|
if( which >= LedMax )
|
return ;
|
|
HAL_GPIO_TogglePin(leds[which].group, leds[which].pin);
|
|
leds[which].status = !leds[which].status;
|
}
|
|
/* Blink $which led */
|
void blink_led(int which, uint32_t interval)
|
{
|
turn_led(which, ON);
|
HAL_Delay(interval);
|
|
turn_led(which, OFF);
|
HAL_Delay(interval);
|
}
|
|
/* Get $which led current status */
|
int status_led(int which)
|
{
|
if( which >= LedMax )
|
return 0;
|
|
return leds[which].status;
|
}
|
|
/*
|
*+----------------------+
|
*| GPIO Key API |
|
*+----------------------+
|
*/
|
#include "main.h" /* Key1_pin, Key2_Pin, Key3_Pin 定义在该头文件下 */
|
void HAL_GPIO_EXTI_Callback(uint16_t GPIO_Pin)
|
{
|
if( Key1_Pin == GPIO_Pin )
|
{
|
blink_led( Led_R, 500 );
|
}
|
else if( Key2_Pin == GPIO_Pin )
|
{
|
blink_led( Led_G, 500 );
|
}
|
else if( Key3_Pin == GPIO_Pin )
|
{
|
blink_led( Led_B, 500 );
|
}
|
}
|
|
/*
|
*+----------------------+
|
*| printf API |
|
*+----------------------+
|
*/
|
#include "usart.h" /* 全局变量huart1定义在 usart.c中，并在sart.h头文件中声明 */
|
|
/* gcc 编译器中的 printf 函数将会调用 __io_putchar() 函数，实现最终的字符打印
|
* keil编译器中的 printf 函数将会调用 fputc() 函数，实现最终的字符打印
|
* 这里我们定义一个宏 PUTCHAR_PROTOTYPE 来兼容这两个编译器所需要的函数原型；
|
*/
|
#ifdef __GNUC__
|
#define PUTCHAR_PROTOTYPE int __io_putchar(int ch)
|
#else
|
#define PUTCHAR_PROTOTYPE int fputc(int ch, FILE *f)
|
#endif
|
|
/*
|
* STM32CubeIDE使用的是 gcc 编译器，它会内建 __GNUC__ 宏定义，所以下面PUTCHAR_PROTOTYPE将会扩展为:
|
* int __io_putchar(int ch)
|
*/
|
PUTCHAR_PROTOTYPE
|
{
|
/* 调用STM32 HAL库的串口发送函数，将printf要打印的这个字符通过串口发送出去 */
|
HAL_UART_Transmit(&huart1, (uint8_t *)&ch, 1, 0xFFFF);
|
return ch;
|
}
|
|
/*
|
*+----------------------------+
|
*| ADC noisy & lux sensor API |
|
*+----------------------------+
|
*/
|
|
#include "adc.h"
|
int adc_sample_lux_noisy(uint32_t *lux, uint32_t *noisy)
|
{
|
uint8_t i;
|
uint32_t timeout = 0xffffff;
|
|
for(i=0; i<ADCCHN_MAX; i++)
|
{
|
HAL_ADC_Start(&hadc1);
|
|
HAL_ADC_PollForConversion(&hadc1, timeout);
|
|
if( ADCCHN_NOISY == i )
|
{
|
*noisy = HAL_ADC_GetValue(&hadc1);
|
}
|
else if( ADCCHN_LUX == i )
|
{
|
*lux = HAL_ADC_GetValue(&hadc1);
|
}
|
|
HAL_Delay(10);
|
}
|
|
HAL_ADC_Stop(&hadc1);
|
|
return 0;
|
}
|
