From 57b984b8395bb30b2d170369c75f19722502b104 Mon Sep 17 00:00:00 2001
From: zhangbo <zhangbo@qq.com>
Date: 星期一, 21 四月 2025 16:38:37 +0800
Subject: [PATCH] 新增加速度计步数检测功能，3s发一次数据和停止30秒1分钟发一次数据
---
keil/include/drivers/lis3dh_driver.c | 165 +++++++++++++++++++++++++++++++++++++++++++------------
1 files changed, 129 insertions(+), 36 deletions(-)
diff --git a/keil/include/drivers/lis3dh_driver.c b/keil/include/drivers/lis3dh_driver.c
index 0d2639b..66b7496 100644
--- a/keil/include/drivers/lis3dh_driver.c
+++ b/keil/include/drivers/lis3dh_driver.c
@@ -32,6 +32,7 @@
#include "mk_io.h"
#include "mk_gpio.h"
#include "global_param.h"
+#include "PCA9555.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
@@ -202,30 +203,85 @@
io_pull_set(SDA_PIN , IO_PULL_UP, IO_PULL_UP_LEVEL2);//输出高阻态
gpio_pin_set_dir(SCL_PIN , GPIO_DIR_OUT, 1);
- //io_open_drain_set(SCL_PIN, 1);//设置开漏输出
+// io_open_drain_set(SCL_PIN, 1);//设置开漏输出
io_pull_set(SCL_PIN , IO_HIGH_Z, IO_PULL_UP_NONE);
}
uint8_t lisid;
uint8_t lisidtemp;
-void Accelerometer_Init()
+//void Accelerometer_Init()
+//{
+
+// LIS3DH_GetWHO_AM_I(&lisidtemp);
+
+// lisid=(uint16_t)lisidtemp;
+
+// if(lisid == 0x33)
+// {
+// LIS3DH_Data_Init();
+// }
+// else if(lisid == 0x13)
+// {
+// mir3da_init();
+// }
+// else
+// {
+// g_com_map[IMU_ENABLE]=0;
+// }
+//
+
+//}
+void Accelerometer_Init()
{
-
- LIS3DH_GetWHO_AM_I(&lisidtemp);
- lisid=(uint16_t)lisidtemp;
-
- if(lisid == 0x33)
- {
- LIS3DH_Data_Init();
- }
- else
- {
- g_com_map[IMU_ENABLE]=0;
- }
-
+ lisid = mir3da_ReadOneByte(REG_CHIP_ID);
+
+ if(lisid == 0x13)
+ {
+ mir3da_init();
+ }
+ else
+ {
+ LIS3DH_GetWHO_AM_I(&lisidtemp);
+ lisid=(uint16_t)lisidtemp;
+
+ if(lisid == 0x33)
+ {
+ LIS3DH_Data_Init();
+ }
+ else
+ {
+ g_com_map[IMU_ENABLE]=0;
+ }
+ }
}
-
+//void Accelerometer_Init()
+//{
+//// lisid = mir3da_ReadOneByte(REG_CHIP_ID);
+////
+// if(lisid == 0x13)
+// {
+// mir3da_init();
+// }
+//// else
+//// {
+// LIS3DH_GetWHO_AM_I(&lisidtemp);
+// lisid=(uint16_t)lisidtemp;
+//
+//// if(lisid == 0x33)
+//// {
+//// LIS3DH_Data_Init();
+//// }
+// if(lisid == 0x13)
+// {
+// mir3da_init();
+// }
+// else
+// {
+// g_com_map[IMU_ENABLE]=0;
+// }
+//// }
+//}
void mir3da_init()
{
u8_m data_m = 0;
@@ -520,7 +576,7 @@
{
uint8_t ucErrTime=0;
// IIC2_SDA_IN(); //SDA设置为输入
- gpio_pin_set_dir(SDA_PIN , GPIO_DIR_IN, 1);
+ gpio_pin_set_dir(SDA_PIN , GPIO_DIR_IN, 0);
SDA_1;
delay_us(6);
SCL_1;
@@ -532,10 +588,11 @@
if(ucErrTime>250)
{
IIC2_Stop();
+ gpio_pin_set_dir(SDA_PIN , GPIO_DIR_OUT, 1);
return 1;
}
}
- gpio_pin_set_dir(SDA_PIN , GPIO_DIR_OUT, 1);
+ gpio_pin_set_dir(SDA_PIN , GPIO_DIR_OUT, 0);
SCL_0;//时钟输出0
return 0;
}
@@ -596,6 +653,7 @@
{
unsigned char i,receive=0;
// IIC2_SDA_IN();//SDA设置为输入
+ gpio_pin_set_dir(SDA_PIN,GPIO_DIR_IN,0); //设置为输入读取电平
for(i=0; i<8; i++ )
{
SCL_0;
@@ -605,26 +663,46 @@
if(IIC2_READ_SDA)receive++;
delay_us(5);
}
- if (!ack)
- IIC2_NAck();//发送nACK
- else
- IIC2_Ack(); //发送ACK
+ if (!ack){
+ IIC2_NAck();//发送nACK
+ gpio_pin_set_dir(SDA_PIN,GPIO_DIR_OUT,0); //设置为输出恢复ACK
+ }
+ else{
+ IIC2_Ack(); //发送ACK
+ gpio_pin_set_dir(SDA_PIN,GPIO_DIR_OUT,1); //设置为输出恢复ACK
+ }
+
return receive;
}
//在LIS3DH里面的指定地址开始读一字节数据
//ReadAddr :读出的地址
//返回值 :读出的数据
+//uint8_t LIS3DH_ReadOneByte(uint16_t ReadAddr)
+//{
+// uint8_t temp=0;
+// IIC2_Start();
+// IIC2_Send_Byte(0X32); //发送写命令
+// IIC2_Wait_Ack();
+// IIC2_Send_Byte(ReadAddr); //发送读地址
+// IIC2_Wait_Ack();
+// IIC2_Start();
+// IIC2_Send_Byte(0X33); //发送读命令，进入接收模式
+// IIC2_Wait_Ack();
+// temp=IIC2_Read_Byte(0);
+// IIC2_Stop(); //产生一个停止条件
+// return temp;
+//}
uint8_t LIS3DH_ReadOneByte(uint16_t ReadAddr)
{
uint8_t temp=0;
IIC2_Start();
- IIC2_Send_Byte(0X32); //发送写命令
+ IIC2_Send_Byte(0X4e); //发送写命令
IIC2_Wait_Ack();
IIC2_Send_Byte(ReadAddr); //发送读地址
IIC2_Wait_Ack();
IIC2_Start();
- IIC2_Send_Byte(0X33); //发送读命令，进入接收模式
+ IIC2_Send_Byte(0X4f); //发送读命令，进入接收模式
IIC2_Wait_Ack();
temp=IIC2_Read_Byte(0);
IIC2_Stop(); //产生一个停止条件
@@ -680,20 +758,35 @@
//在mir3da里面的指定地址开始读一字节数据
//ReadAddr :读出的地址
//返回值 :读出的数据
+//uint8_t mir3da_ReadOneByte(uint16_t ReadAddr)
+//{
+// uint8_t temp=0;
+// IIC2_Start();
+// IIC2_Send_Byte(0X4e); //发送写命令
+// IIC2_Wait_Ack();
+// IIC2_Send_Byte(ReadAddr); //发送读地址
+// IIC2_Wait_Ack();
+// IIC2_Start();
+// IIC2_Send_Byte(0X4f); //发送读命令，进入接收模式
+// IIC2_Wait_Ack();
+// temp=IIC2_Read_Byte(0);
+// IIC2_Stop(); //产生一个停止条件
+// return temp;
+//}
uint8_t mir3da_ReadOneByte(uint16_t ReadAddr)
{
- uint8_t temp=0;
- IIC2_Start();
- IIC2_Send_Byte(0X4e); //发送写命令
- IIC2_Wait_Ack();
- IIC2_Send_Byte(ReadAddr); //发送读地址
- IIC2_Wait_Ack();
- IIC2_Start();
- IIC2_Send_Byte(0X4f); //发送读命令，进入接收模式
- IIC2_Wait_Ack();
- temp=IIC2_Read_Byte(0);
- IIC2_Stop(); //产生一个停止条件
- return temp;
+ uint8_t temp=0;
+ IIC2_Start();
+ IIC2_Send_Byte(0X4e); //发送写命令
+ IIC2_Wait_Ack();
+ IIC2_Send_Byte(ReadAddr); //发送读地址
+ IIC2_Wait_Ack();
+ IIC2_Start();
+ IIC2_Send_Byte(0X4f); //发送读命令，进入接收模式
+ IIC2_Wait_Ack();
+ temp=IIC2_Read_Byte(0);
+ IIC2_Stop(); //产生一个停止条件
+ return temp;
}
//在mir3da指定地址写入一个数据
//WriteAddr :写入数据的目的地址
--
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