[NCS] nrf5340 GPIO控制

1.测试环境

硬件：nrf5340开发板

ncs版本：2.5.2

2.移植

2.1 CMakeLists.txt添加源文件

target_sources(app PRIVATE src/main.c src/bsp_led.c)

2.2 bsp_led.h

/**
 * @file bsp_led.h
 * @author wfagly
 * @brief 基于安富莱电子(www.armfly.com)例子修改
 * @version 1.0.1
 * @date 2024-03-09
 *
 * @copyright Copyright (c) 2024
 *
 */
#ifndef __BSP_LED_H
#define __BSP_LED_H
​
#ifdef __cplusplus
extern "C"
{
#endif
​
#include <zephyr/kernel.h>
​
#define BSP_LED_OFF 0U
#define BSP_LED_ON 1U
​
    /**
     * @brief open led func.
     *
     * @param _no led number
     */
    void bsp_LedOn(uint8_t _no);
​
    /**
     * @brief close led func.
     *
     * @param _no led number
     */
    void bsp_LedOff(uint8_t _no);
​
    /**
     * @brief
     *
     * @param _no led number
     * @return int 0-fail
     */
    int bsp_LedToggle(uint8_t _no);
​
    /**
     * @brief Obtain LED status.
     *
     * @param _no led number
     * @return uint8_t 1-on, 0-off
     */
    uint8_t bsp_IsLedOn(uint8_t _no);
​
    /**
     * @brief led init func. default led off.
     *
     * @return int 0-error, 1-success
     */
    int bsp_InitLed(void);
​
#ifdef __cplusplus
}
#endif
​
#endif //__BSP_LED_H

2.3 bsp_led.c

/**
 * @file bsp_led.c
 * @author wfagly
 * @brief
 * @version 1.0.1
 * @date 2024-03-09
 *
 * @copyright Copyright (c) 2024
 *
 */
#include "bsp_led.h"
#include <zephyr/drivers/gpio.h>
​
#define LED_LIST_COUT 4
​
/* The devicetree node identifier for the "led0" alias. */
#define LED0_NODE DT_ALIAS(led0)
#define LED1_NODE DT_ALIAS(led1)
#define LED2_NODE DT_ALIAS(led2)
#define LED3_NODE DT_ALIAS(led3)
​
/*
 * A build error on this line means your board is unsupported.
 * See the sample documentation for information on how to fix this.
 */
static const struct gpio_dt_spec led[LED_LIST_COUT] =
    {
        GPIO_DT_SPEC_GET(LED0_NODE, gpios),
        GPIO_DT_SPEC_GET(LED1_NODE, gpios),
        GPIO_DT_SPEC_GET(LED2_NODE, gpios),
        GPIO_DT_SPEC_GET(LED3_NODE, gpios),
};
​
void bsp_LedOn(uint8_t _no)
{
    gpio_pin_set_dt(&led[_no], BSP_LED_ON);
}
​
void bsp_LedOff(uint8_t _no)
{
    gpio_pin_set_dt(&led[_no], BSP_LED_OFF);
}
​
int bsp_LedToggle(uint8_t _no)
{
    int ret = gpio_pin_toggle_dt(&led[_no]);
    if (ret < 0)
    {
        return 0;
    }
}
​
uint8_t bsp_IsLedOn(uint8_t _no)
{
    return (uint8_t)gpio_pin_get_dt(&led[_no]);
}
​
int bsp_InitLed(void)
{
    int ret;
    for (uint8_t i = 0; i < LED_LIST_COUT; i++)
    {
        if (!gpio_is_ready_dt(&led[i]))
        {
            return 0;
        }
​
        ret = gpio_pin_configure_dt(&led[i], GPIO_OUTPUT_ACTIVE);
        if (ret < 0)
        {
            return 0;
        }
​
        gpio_pin_set_dt(&led[i], BSP_LED_OFF);
    }
    return 1;
}

3.测试