From 2ebb8217f43b69f491620423ea4d5d5944d1f91d Mon Sep 17 00:00:00 2001
From: yincheng.zhong <634916154@qq.com>
Date: 星期六, 05 七月 2025 22:43:58 +0800
Subject: [PATCH] 格式化部分代码
---
keil/include/drivers/lis3dh_driver.c | 282 +++++++++++++++++++++++++++++++++----------------------
1 files changed, 168 insertions(+), 114 deletions(-)
diff --git a/keil/include/drivers/lis3dh_driver.c b/keil/include/drivers/lis3dh_driver.c
index e01b3b8..089330b 100644
--- a/keil/include/drivers/lis3dh_driver.c
+++ b/keil/include/drivers/lis3dh_driver.c
@@ -168,14 +168,68 @@
static void delay_us(uint32_t nTimer)
{
uint32_t i=0;
- for(i=0;i<nTimer;i++){
+ for(i=0; i<nTimer; i++) {
__NOP();
- __NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
- __NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
- __NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
- __NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
- __NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
- __NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
+ __NOP();
}
@@ -200,7 +254,7 @@
io_pin_mux_set(SCL_PIN, IO_FUNC0);
gpio_pin_set_dir(SDA_PIN , GPIO_DIR_OUT, 1);
- //io_open_drain_set(SDA_PIN, 1);
+ //io_open_drain_set(SDA_PIN, 1);
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);
@@ -225,26 +279,26 @@
// {
// 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;
- }
- }
+ 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 mir3da_init()
@@ -507,36 +561,36 @@
void IIC2_SDA_OUT()
{
-gpio_pin_set_dir(SDA_PIN , GPIO_DIR_OUT, 1);
+ gpio_pin_set_dir(SDA_PIN , GPIO_DIR_OUT, 1);
}
void IIC2_SDA_IN()
{
-gpio_pin_set_dir(SDA_PIN,GPIO_DIR_IN,1); //SDA设置为输入等待接收端的应答信号
+ gpio_pin_set_dir(SDA_PIN,GPIO_DIR_IN,1); //SDA设置为输入等待接收端的应答信号
}
//产生IIC起始信号
void IIC2_Start(void)
{
- IIC2_SDA_OUT(); //sda线输出
- SDA_1;
-// delay_us(10);
- SCL_1;
+ IIC2_SDA_OUT(); //sda线输出
+ SDA_1;
// delay_us(10);
- SDA_0;//START:when CLK is high,DATA change form high to low
- delay_us(10);
- SCL_0;//钳住I2C总线，准备发送或接收数据
-}
+ SCL_1;
+// delay_us(10);
+ SDA_0;//START:when CLK is high,DATA change form high to low
+ delay_us(10);
+ SCL_0;//钳住I2C总线，准备发送或接收数据
+}
//产生IIC停止信号
void IIC2_Stop(void)
{
- IIC2_SDA_OUT();//sda线输出
- SCL_0;
+ IIC2_SDA_OUT();//sda线输出
+ SCL_0;
// delay_us(10);
- SDA_0;//STOP:when CLK is high DATA change form low to high
- delay_us(10);
- SCL_1;
+ SDA_0;//STOP:when CLK is high DATA change form low to high
+ delay_us(10);
+ SCL_1;
// delay_us(10);
- SDA_1;//发送I2C总线结束信号
- delay_us(10);
+ SDA_1;//发送I2C总线结束信号
+ delay_us(10);
}
@@ -545,95 +599,95 @@
// 0，接收应答成功
uint8_t IIC2_Wait_Ack(void)
{
- uint8_t ucErrTime=0;
-IIC2_SDA_IN();
- SDA_1;
- delay_us(15);
- SCL_1;
- delay_us(15);
+ uint8_t ucErrTime=0;
+ IIC2_SDA_IN();
+ SDA_1;
+ delay_us(15);
+ SCL_1;
+ delay_us(15);
- while(IIC2_READ_SDA)
- {
- ucErrTime++;
- if(ucErrTime>250)
- {
- IIC2_Stop();
- return 1;
- }
- }
- SCL_0;//时钟输出0
- return 0;
-}
+ while(IIC2_READ_SDA)
+ {
+ ucErrTime++;
+ if(ucErrTime>250)
+ {
+ IIC2_Stop();
+ return 1;
+ }
+ }
+ SCL_0;//时钟输出0
+ return 0;
+}
//产生ACK应答
void IIC2_Ack(void)
{
- SCL_0;
- IIC2_SDA_OUT();
- SDA_0;
- delay_us(10);
- SCL_1;
- delay_us(10);
- SCL_0;
+ SCL_0;
+ IIC2_SDA_OUT();
+ SDA_0;
+ delay_us(10);
+ SCL_1;
+ delay_us(10);
+ SCL_0;
}
-//不产生ACK应答
+//不产生ACK应答
void IIC2_NAck(void)
{
- SCL_0;
- IIC2_SDA_OUT();
- SDA_1;
- delay_us(10);
- SCL_1;
- delay_us(10);
- SCL_0;
+ SCL_0;
+ IIC2_SDA_OUT();
+ SDA_1;
+ delay_us(10);
+ SCL_1;
+ delay_us(10);
+ SCL_0;
}
//IIC发送一个字节,WRITE
//返回从机有无应答
//1，有应答
-//0，无应答
+//0，无应答
void IIC2_Send_Byte(uint8_t txd)
-{
- uint8_t t;
- IIC2_SDA_OUT();
- SCL_0;//拉低时钟开始数据传输
- for(t=0;t<8;t++)
- {
- if((txd&0x80)>>7)
- {
- SDA_1;
- }
- else
- {
- SDA_0;
- }
- txd <<= 1;
- delay_us(10);
- SCL_1;
- delay_us(10);
- SCL_0;
- delay_us(10);
- }
-}
+{
+ uint8_t t;
+ IIC2_SDA_OUT();
+ SCL_0;//拉低时钟开始数据传输
+ for(t=0; t<8; t++)
+ {
+ if((txd&0x80)>>7)
+ {
+ SDA_1;
+ }
+ else
+ {
+ SDA_0;
+ }
+ txd <<= 1;
+ delay_us(10);
+ SCL_1;
+ delay_us(10);
+ SCL_0;
+ delay_us(10);
+ }
+}
-//读1个字节，ack=1时，发送ACK，ack=0，发送nACK
+//读1个字节，ack=1时，发送ACK，ack=0，发送nACK
uint8_t IIC2_Read_Byte(unsigned char ack)
{
- unsigned char i,receive=0;
- IIC2_SDA_IN();//SDA设置为输入
- for(i=0;i<8;i++ )
- {
- SCL_0;
- delay_us(10);
- SCL_1;
- receive<<=1;
- if(IIC2_READ_SDA)receive++;
- delay_us(5);
- }
+ unsigned char i,receive=0;
+ IIC2_SDA_IN();//SDA设置为输入
+ for(i=0; i<8; i++ )
+ {
+ SCL_0;
+ delay_us(10);
+ SCL_1;
+ receive<<=1;
+ if(IIC2_READ_SDA)receive++;
+ delay_us(5);
+ }
if (!ack)
IIC2_NAck();//发送nACK
else
- IIC2_Ack(); //发送ACK
+ IIC2_Ack(); //发送ACK
return receive;
}
--
Gitblit v1.9.3