[RT-Thread x 大学生夏令营] psoc6读取mpu6050并实现oled显示

发布于 2023-07-27 09:36:52 浏览：376 订阅该版

[tocm]

# 基于RT-thread和Psoc6实现的多线程mpu6050读取及显示
这次RT-thread官方主办的一个大学生夏令营活动，我们组使用的是Psoc6开发板，这个板子的主控是英飞凌，这个板子的的介绍在RTT的官方文档里面有。我们这次的项目是使用通过多线程读取并显示mpu6050的数据并显示在oled屏上。
## 下面是项目流程图

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230727/fdf2231be447f773a77807b5d8f0f982.png)
### 一．	开发环境的搭建
我们使用RTT的官方开发环境，其实使用keil也可以，但是这个开发环境集成了许多软件包和库，可以大大简化我们在实际开发的时候的操作难度和繁琐程度。

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230727/59b13de975862ccc2aabaa1f9d1259dc.png)

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230727/773ecb248fd725c2d33d6ec6c5ff3049.png.webp)

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230727/98a6bb41c5cf1486e8173c3c380a009f.png.webp)

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230727/b482e7dcb1db8b609ecf009cb93ee626.png.webp)

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230727/2efe6caf26dca403f86fc781f1bd36bd.png.webp)

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230727/d1d58e405fcaf0a7c0d9e1dac515d6c7.png.webp)

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230727/945641cf08d9ac1fb40998128d0b285f.png.webp)

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230727/82054e1b2a9dd43e585c1d000c3a96fd.png.webp)

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230727/d297adb943c47f3acd04079b8bf4f8db.png.webp)

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230727/6d59f21929fc57a4f0f55df53e37fca8.png.webp)

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230727/bec412f4c9f00f34dba2644fe12854f2.png.webp)

![screenshot_image.png](https://oss-club.rt-thread.org/uploads/20230727/d65301151e604e9779071f74ce51000c.png.webp)

3 条评论

单片机单片魂 2023-07-27

这家伙很懒，什么也没写！

```c
#include <rtthread.h>
#include <rtdevice.h>

#include "drv_gpio.h"
#include "ssd1306.h"
//#include "ssd1306_tests.h"
#include "stdio.h"
#include "mpu6xxx.h"
#define MPU6XXX_DEVICE_NAME  "i2c3"

static rt_thread_t oled_show = RT_NULL;
static rt_thread_t MPU6050 = RT_NULL;

struct mpu6xxx_3axes accel, gyro;

static void MPU6050_Entry(void *para)
{
    struct mpu6xxx_device *dev;
    int i;

/* Initialize mpu6xxx, The parameter is RT_NULL, means auto probing for i2c*/
    dev = mpu6xxx_init(MPU6XXX_DEVICE_NAME, RT_NULL);

if (dev == RT_NULL)
    {
        rt_kprintf("mpu6xxx init failed\n");
    }
    rt_kprintf("mpu6xxx init succeed\n");

//    for (i = 0; i < 5; i++)
//    {
//        mpu6xxx_get_accel(dev, &accel);
//        mpu6xxx_get_gyro(dev, &gyro);
//
//        rt_kprintf("accel.x = %3d, accel.y = %3d, accel.z = %3d ", accel.x, accel.y, accel.z);
//        rt_kprintf("gyro.x = %3d gyro.y = %3d, gyro.z = %3d\n", gyro.x, gyro.y, gyro.z);
//
//        rt_thread_mdelay(100);
//    }

while(1)
    {
        mpu6xxx_get_accel(dev, &accel);
        mpu6xxx_get_gyro(dev, &gyro);

rt_kprintf("accel.x = %3d, accel.y = %3d, accel.z = %3d ", accel.x, accel.y, accel.z);
        rt_kprintf("gyro.x = %3d gyro.y = %3d, gyro.z = %3d\n", gyro.x, gyro.y, gyro.z);

rt_thread_mdelay(10);
    }
}

static void OLED_Entry(void *para)
{
    ssd1306_Init();//添加代码，显示屏初始化
    ssd1306_SetCursor(80, 0);//添加代码，设置显示光标位置

ssd1306_WriteString("RT-", Font_11x18, White);//添加代码，设置显示内容

ssd1306_SetCursor(72, 18);//添加代码，设置显示光标位置

ssd1306_WriteString("Thread", Font_7x10, White);//添加代码，设置显示内容

ssd1306_SetCursor(72, 28);//添加代码，设置显示光标位置

ssd1306_WriteString("CZU NEPU", Font_7x10, White);//常州工学院 东北电力大学

ssd1306_SetCursor(72, 38);//添加代码，设置显示光标位置

ssd1306_WriteString("SZU UOEM", Font_7x10, White);//深圳大学 应急管理大学

ssd1306_UpdateScreen();////添加代码，更新显示屏信息

char acc[3][16];
    char Gyro[3][16];
    while(1)
    {
        sprintf(acc[0],"accx:%d",accel.x);
        sprintf(acc[1],"accy:%d",accel.y);
        sprintf(acc[2],"accz:%d",accel.z);

sprintf(Gyro[0],"gyro:%d",gyro.x);
        sprintf(Gyro[1],"gyro:%d",gyro.y);
        sprintf(Gyro[2],"gyro:%d",gyro.z);

ssd1306_SetCursor(0, 0);//添加代码，设置显示光标位置
        ssd1306_WriteString(acc[0], Font_7x10, White);//添加代码，设置显示内容
        ssd1306_SetCursor(0, 10);//添加代码，设置显示光标位置
        ssd1306_WriteString(acc[1], Font_7x10, White);//添加代码，设置显示内容
        ssd1306_SetCursor(0, 20);//添加代码，设置显示光标位置
        ssd1306_WriteString(acc[2], Font_7x10, White);//添加代码，设置显示内容

ssd1306_SetCursor(0, 30);//添加代码，设置显示光标位置
        ssd1306_WriteString(Gyro[0], Font_7x10, White);//添加代码，设置显示内容
        ssd1306_SetCursor(0, 40);//添加代码，设置显示光标位置
        ssd1306_WriteString(Gyro[1], Font_7x10, White);//添加代码，设置显示内容
        ssd1306_SetCursor(0, 50);//添加代码，设置显示光标位置
        ssd1306_WriteString(Gyro[2], Font_7x10, White);//添加代码，设置显示内容
        ssd1306_UpdateScreen();////添加代码，更新显示屏信息
        rt_thread_mdelay(1);
    }
}

int Thread_Init()
{
    oled_show = rt_thread_create("oled", OLED_Entry, RT_NULL, 1024, 0, 10);
    if(oled_show != RT_NULL)
    {
        rt_thread_startup(oled_show);
    }

MPU6050 = rt_thread_create("mpu6050", MPU6050_Entry, RT_NULL, 1024, 1, 10);
    if(oled_show != RT_NULL)
    {
        rt_thread_startup(MPU6050);
    }
}

#define LED_PIN     GET_PIN(0, 0)
#define BOTTOM      GET_PIN(6,2)
int main(void)
{
    rt_pin_mode(BOTTOM,PIN_MODE_INPUT_PULLUP);
    rt_pin_mode(LED_PIN, PIN_MODE_OUTPUT);
    rt_pin_mode(64,PIN_MODE_OUTPUT_OD);
    rt_pin_mode(65,PIN_MODE_OUTPUT_OD);
    rt_kprintf("Hello rtthread!!!");
    Thread_Init();
    for (;;)
    {
        rt_pin_write(LED_PIN, PIN_HIGH);
        rt_thread_mdelay(500);
        rt_pin_write(LED_PIN, PIN_LOW);
        rt_thread_mdelay(500);
        if(rt_pin_read(BOTTOM) == 0)
        {
            rt_kprintf("pressing....");
            while(rt_pin_read(BOTTOM));
        }

}
}

```