stm32f103联网问题

发布于 2018-06-10 17:10:38 浏览：2167 订阅该版

2 个回答

zc12138 2018-06-10

这家伙很懒，什么也没写！

#include <rtthread.h>
#include <rtdevice.h>
#include <drv_spi.h>
#include <board.h>

#ifdef RT_USING_ENC28J60
#include "enc28j60.h"
#define SPI_BUS_NAME            "spi1"
#define SPI_ENC_DEVICE_NAME     "spi10"

#define ENC28J60_INT_PIN        35	        //PC0，在 drv_gpio.c 文件 pin_index pins[]中查到 PC0 编号为 26
#define ENC28J60_CS_PIN         40          //PC1，在 drv_gpio.c 文件 pin_index pins[]中查到 PC0 编号为 26

static struct rt_spi_device spi_dev_enc; 
static rt_base_t  enc_cs_pin;

//管脚外部中断回调函数
void enc28j60_int_pin_callback(void *args)
{
    enc28j60_isr();
}

rt_err_t enc28j60_init(void)
{ 
    rt_thread_t tid;
    rt_err_t res;
    
    enc_cs_pin = ENC28J60_CS_PIN;
    
    rt_pin_mode(ENC28J60_CS_PIN, PIN_MODE_OUTPUT);

res = rt_spi_bus_attach_device(&spi_dev_enc, SPI_ENC_DEVICE_NAME, SPI_BUS_NAME, (void*)enc_cs_pin);
    if (res != RT_EOK)
    {
        rt_kprintf("rt_spi_bus_attach_device() run failed!\n");
        return res;
    }
    
    //上拉输入
    rt_pin_mode(ENC28J60_INT_PIN, PIN_MODE_INPUT);
    //绑定中断，下降沿模式，回调函数名为enc28j60_int_pin_callback
    rt_pin_attach_irq(ENC28J60_INT_PIN, PIN_IRQ_MODE_FALLING,enc28j60_int_pin_callback,RT_NULL);
    //使能中断
    rt_pin_irq_enable(ENC28J60_INT_PIN, PIN_IRQ_ENABLE); 
    
    res = enc28j60_attach(SPI_ENC_DEVICE_NAME);
    if (res != RT_EOK)
    {
        rt_kprintf("enc28j60_attach() run failed!\n");
        return res;
    }
    else
    {
        rt_kprintf("[INIT] enc28j60 device initialize success! \n");
    }
  
    return RT_EOK;
}

int app_init(void)
{
    /* 初始化 enc28j60 网卡设备 */
    enc28j60_init();
    
    return 0;
}

#ifdef FINSH_USING_MSH
MSH_CMD_EXPORT(app_init, init enc28j60 device);
#endif

#endif /* RT_USING_ENC28J60 */