hulk/xlsw_3dp_LDC1612
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Author SHA1 Message Date
yelvlab
7e05771ed8 finish Tmp112A 2024-12-07 14:50:59 +08:00
8 changed files with 86 additions and 132 deletions
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9
cmake/toolchain.cmake
View File

@@ -94,12 +94,9 @@ set(TARGET_CFLAGS_HARDWARE "-mcpu=cortex-m23 -mfloat-abi=soft -mthumb -mthumb-in
#set(CMAKE_C_FLAGS_DEBUG "-DDEBUG=0 -O0 -g")
#set(CMAKE_CXX_FLAGS_DEBUG "-DDEBUG=0 -O0 -g")
#set(CMAKE_ASM_FLAGS_DEBUG "-DDEBUG=0 -O0 -g")
set(CMAKE_C_FLAGS_DEBUG "-DDEBUG=0 -O2 -g")
set(CMAKE_CXX_FLAGS_DEBUG "-DDEBUG=0 -O2 -g")
set(CMAKE_ASM_FLAGS_DEBUG "-DDEBUG=0 -O2 -g")
#set(CMAKE_C_FLAGS_DEBUG "-DDEBUG=0 -Os -g")
#set(CMAKE_CXX_FLAGS_DEBUG "-DDEBUG=0 -Os -g")
#set(CMAKE_ASM_FLAGS_DEBUG "-DDEBUG=0 -Os -g")
set(CMAKE_C_FLAGS_DEBUG "-DDEBUG=0 -Os -g")
set(CMAKE_CXX_FLAGS_DEBUG "-DDEBUG=0 -Os -g")
set(CMAKE_ASM_FLAGS_DEBUG "-DDEBUG=0 -Os -g")
# RELEASE
set(CMAKE_C_FLAGS_RELEASE "-DNDEBUG -O3") # -flto

9
inc/LDC1612.h
View File

@@ -14,6 +14,7 @@
#include <stdlib.h>
#define LDC1612_ADDR (0x2B << 1)
#define TMP112A_ADDR (0x49 << 1)
/*Register Rddr*/
/***************************************************************************/
@@ -44,7 +45,7 @@ typedef enum {
I2C_STOP
} i2c_process_enum;
#define I2C_SPEED 100000
#define I2C_SPEED 400000
#define RCU_IR_GPIO RCU_GPIOF
#define RCU_I2C RCU_I2C0
#define I2C_SCL_PORT GPIOF
@@ -57,9 +58,9 @@ typedef enum {
void I2C_config(void);
void I2C_scan(void);
// uint8_t IIC_read_16bit(uint8_t reg, uint16_t *value);
// void LDC1612_read_sensor_infomation(void);
int LDC1612_IIC_read_16bits(void);
uint32_t TMP112A_ReadTemperature(void);
#endif //LDC1612_H

2
inc/main.h
View File

@@ -43,7 +43,5 @@ OF SUCH DAMAGE.
#define LED_IRQ TIMER16_IRQn
void led_config(void);
void iicSendData(void);
void iicReceiveData(void);
#endif /* MAIN_H */

7
openocd_gd32e230f4.cfg
View File

@@ -1,5 +1,5 @@
# 连接cmsis-dap（喝粥）
interface cmsis-dap
; interface cmsis-dap
source [find interface/cmsis-dap.cfg]
# 选择SWD
@@ -7,8 +7,3 @@ transport select swd
# 加载gd32e23x.cfg
source [find target/gd32e23x.cfg]
; set CHIPNAME gd32e23x
;
; reset_config srst_only
adapter speed 500

49
src/LDC1612.c
View File

@@ -21,7 +21,7 @@ void I2C_config(void) {
i2c_clock_config(I2C0, I2C_SPEED, I2C_DTCY_2);
// i2c_mode_addr_config(I2C0, I2C_I2CMODE_ENABLE, I2C_ADDFORMAT_7BITS, LDC1612_ADDR);
i2c_mode_addr_config(I2C0, I2C_I2CMODE_ENABLE, I2C_ADDFORMAT_7BITS, 0x72);
i2c_enable(I2C0);
i2c_ack_config(I2C0, I2C_ACK_ENABLE);
}
@@ -37,13 +37,7 @@ void I2C_config(void) {
//
// }
/**
* @brief 扫描I2C总线，查找连接的设备
*
* 该函数会扫描I2C总线上的所有地址（1到126），并尝试与每个地址进行通信。
* 如果在某个地址上发现了设备，则会打印出该设备的地址。
* 最后会打印出找到的设备总数。
*/
void I2C_scan(void) {
uint32_t timeout;
uint8_t address;
@@ -97,10 +91,11 @@ void I2C_scan(void) {
}
}
int LDC1612_IIC_read_16bits(void) {
uint32_t TMP112A_ReadTemperature(void) {
uint8_t data[2] = {0};
uint16_t raw_temp = 0;
uint16_t timeout = 0;
uint32_t temperature = 0;
i2c_ack_config(I2C0, I2C_ACK_ENABLE);
@@ -117,10 +112,10 @@ int LDC1612_IIC_read_16bits(void) {
while (!i2c_flag_get(I2C0, I2C_FLAG_SBSEND) && (timeout < I2C_TIME_OUT)) //判断起始位是否发送，设置sensor地址并设置为写
timeout++;
if (timeout < I2C_TIME_OUT) {
i2c_master_addressing(I2C0, LDC1612_ADDR, I2C_TRANSMITTER);
i2c_master_addressing(I2C0, TMP112A_ADDR, I2C_TRANSMITTER);
timeout = 0;
} else {
return -2; // 超时返回错误
return -1; // 超时返回错误
}
while (!i2c_flag_get(I2C0, I2C_FLAG_ADDSEND) && (timeout < I2C_TIME_OUT))
@@ -129,17 +124,17 @@ int LDC1612_IIC_read_16bits(void) {
i2c_flag_clear(I2C0, I2C_FLAG_ADDSEND);
timeout = 0;
} else {
return -3; // 超时返回错误
return -1; // 超时返回错误
}
while (!i2c_flag_get(I2C0, I2C_FLAG_TBE) && (timeout < I2C_TIME_OUT)) //判断地址是否发送完成，然后发送寄存器地址
timeout++;
if (timeout < I2C_TIME_OUT) {
i2c_data_transmit(I2C0, READ_DEVICE_ID);
i2c_data_transmit(I2C0, 0x00);
timeout = 0;
// i2c_start_on_bus(I2C0);
} else {
return -4; // 超时返回错误
return -1; // 超时返回错误
}
while (i2c_flag_get(I2C0, I2C_FLAG_BTC) && (timeout < I2C_TIME_OUT)) //判断发送缓冲器是否为空，为空后（发送完毕）重新发送开始信号
@@ -148,17 +143,17 @@ int LDC1612_IIC_read_16bits(void) {
i2c_start_on_bus(I2C0);
timeout = 0;
} else {
return -5; // 超时返回错误
return -1; // 超时返回错误
}
while (!i2c_flag_get(I2C0, I2C_FLAG_SBSEND) && (timeout < I2C_TIME_OUT)) {
timeout++;
}
if (timeout < I2C_TIME_OUT) {
i2c_master_addressing(I2C0, LDC1612_ADDR, I2C_RECEIVER);
i2c_master_addressing(I2C0, TMP112A_ADDR, I2C_RECEIVER);
timeout = 0;
} else {
return -6; // 超时返回错误
return -1; // 超时返回错误
}
while (!i2c_flag_get(I2C0, I2C_FLAG_ADDSEND) && (timeout < I2C_TIME_OUT))
@@ -167,7 +162,7 @@ int LDC1612_IIC_read_16bits(void) {
i2c_flag_clear(I2C0, I2C_FLAG_ADDSEND);
timeout = 0;
} else {
return -7; // 超时返回错误
return -1; // 超时返回错误
}
// 读取第一个字节的数据
@@ -178,10 +173,10 @@ int LDC1612_IIC_read_16bits(void) {
data[0] = i2c_data_receive(I2C0);
timeout = 0;
} else {
return -8; // 超时返回错误
return -1; // 超时返回错误
}
// i2c_ack_config(I2C0, I2C_ACK_DISABLE); // 关闭发送ACK，它会在下一个字节完成后发送NAK
i2c_ack_config(I2C0, I2C_ACK_DISABLE); // 关闭发送ACK，它会在下一个字节完成后发送NAK
// 读取第二个字节的数据
while (!i2c_flag_get(I2C0, I2C_FLAG_RBNE) && (timeout < I2C_TIME_OUT)) {
@@ -191,11 +186,17 @@ int LDC1612_IIC_read_16bits(void) {
data[1] = i2c_data_receive(I2C0);
timeout = 0;
} else {
return -9; // 超时返回错误
return -1; // 超时返回错误
}
i2c_stop_on_bus(I2C0);
printf("device id = %x\r\n", (data[0] <<8 | data[1]));
return 0;
}
// printf("data[0]: %x, data[1]: %x\r\n", data[0], data[1]);
raw_temp = ((uint16_t) (data[0] << 4) | (data[1]>>4));
// printf("raw_temp: %x\r\n", raw_temp);
// printf("raw_temp(dec): %d\r\n", raw_temp);
temperature = raw_temp * 625;
// printf("temperature: %d\r\n", temperature);
return temperature;
}

5
src/RS485.c
View File

@@ -4,6 +4,8 @@
#include "RS485.h"
extern uint32_t g_temperature_uint32;
void RS485_config(void) {
rcu_periph_clock_enable(RS485_GPIO_RCU);
rcu_periph_clock_enable(RS485_RCU);
@@ -35,7 +37,8 @@ void process_command(char *cmd) {
if (strncmp(cmd, "M1", 2) == 0) {
printf("M1 -=-=- OK!\r\n");
} else if (strncmp(cmd, "M2", 2) == 0) {
printf("M2 -=-=- OK!\r\n");
// printf("M2 -=-=- OK!\r\n");
printf("Temperature: %lu\r\n", g_temperature_uint32);
// } else if (strncmp(cmd, "M3", 2) == 0) {
// char *param_str = cmd + 2; // Skip "M3"
// int param = atoi(param_str + 1); // Skip "S" and convert to integer

44
src/gd32e23x_it.c
View File

@@ -36,6 +36,10 @@ OF SUCH DAMAGE.
#include "main.h"
#include "systick.h"
#include "LDC1612.h"
#include "RS485.h"
char rx_buffer[RX_BUFFER_SIZE];
uint8_t rx_index = 0;
/*!
\brief this function handles NMI exception
@@ -99,6 +103,26 @@ void SysTick_Handler(void)
{
}
void TIMER13_IRQHandler(void)
{
if (timer_interrupt_flag_get(TIMER13, TIMER_INT_FLAG_UP) == SET)
{
timer_interrupt_flag_clear(TIMER13, TIMER_INT_FLAG_UP);
static uint8_t led_status = 0;
if (led_status)
{
//! turn on led & reconfig timer13 period to 19000(1900ms)
gpio_bit_write(GPIOB, GPIO_PIN_1, RESET);
timer_autoreload_value_config(TIMER13, 19200);
} else {
//! turn off led & reconfig timer13 period to 1000(100ms)
gpio_bit_write(GPIOB, GPIO_PIN_1, SET);
timer_autoreload_value_config(TIMER13, 800);
}
led_status = !led_status;
}
}
/**
* @brief This function handles TIMER5 interrupt request.
* @param[in] none
@@ -120,4 +144,24 @@ void TIMER16_IRQHandler(void) {
}
led_status = !led_status;
}
}
void USART0_IRQHandler(void) {
if(RESET != usart_interrupt_flag_get(USART0, USART_INT_FLAG_RBNE))
{
usart_interrupt_flag_clear(USART0, USART_INT_FLAG_RBNE);
uint8_t received_data = (uint8_t)usart_data_receive(USART0);
// 将接收到的数据存储到缓冲区
if(rx_index < RX_BUFFER_SIZE - 1) {
rx_buffer[rx_index++] = received_data;
}
// 检查是否接收到换行符，表示指令结束
if(received_data == '\n') {
rx_buffer[rx_index] = '\0'; // 添加字符串结束符
process_command(rx_buffer); // 处理指令
rx_index = 0; // 重置缓冲区索引
}
}
}

93
src/main.c
View File

@@ -12,6 +12,8 @@
#include "RS485.h"
#include "LDC1612.h"
uint32_t g_temperature_uint32;
void led_config(void)
{
rcu_periph_clock_enable(LED_RCU);
@@ -40,51 +42,6 @@ void led_config(void)
nvic_irq_enable(LED_IRQ, 2);
}
void iicSendData(void)
{
while (i2c_flag_get(I2C0, I2C_FLAG_I2CBSY));
i2c_start_on_bus(I2C0);
printf("1\r\n");
while (!i2c_flag_get(I2C0, I2C_FLAG_SBSEND));
i2c_master_addressing(I2C0, LDC1612_ADDR, I2C_TRANSMITTER);
printf("2\r\n");
while (!i2c_flag_get(I2C0, I2C_FLAG_ADDSEND));
i2c_flag_clear(I2C0, I2C_FLAG_ADDSEND);
printf("3\r\n");
while (!i2c_flag_get(I2C0, I2C_FLAG_TBE));
i2c_data_transmit(I2C0, 0x7E);
printf("4\r\n");
i2c_start_on_bus(I2C0);
}
void iicReceiveData(void)
{
uint16_t data[3] = {0};
i2c_start_on_bus(I2C0);
// i2c_stop_on_bus(I2C0);
printf("5\r\n");
while (!i2c_flag_get(I2C0, I2C_FLAG_SBSEND));
i2c_master_addressing(I2C0, LDC1612_ADDR, I2C_RECEIVER);
printf("6\r\n");
while (!i2c_flag_get(I2C0, I2C_FLAG_ADDSEND));
i2c_flag_clear(I2C0, I2C_FLAG_ADDSEND);
printf("7\r\n");
i2c_ack_config(I2C0, I2C_ACK_DISABLE);
while (!i2c_flag_get(I2C0, I2C_FLAG_RBNE));
data[0] = i2c_data_receive(I2C0);
while (!i2c_flag_get(I2C0, I2C_FLAG_RBNE));
data[1] = i2c_data_receive(I2C0);
while (!i2c_flag_get(I2C0, I2C_FLAG_RBNE));
data[2] = i2c_data_receive(I2C0);
i2c_stop_on_bus(I2C0);
i2c_ack_config(I2C0, I2C_ACK_ENABLE);
printf("data[0] = %x\r\n", data[0]);
printf("data[1] = %x\r\n", data[1]);
printf("data[2] = %x\r\n", data[2]);
}
/*!
\brief main function
\param[in] none
@@ -104,53 +61,11 @@ int main(void)
printf("XLSW-3DP-LDC1612! V0.0.1\r\n");
printf("\r\n");
// uint16_t data[3] = {0};
// I2C_scan();
delay_ms(1000);
// while (i2c_flag_get(I2C0, I2C_FLAG_I2CBSY));
// i2c_start_on_bus(I2C0);
// printf("1\r\n");
// while (!i2c_flag_get(I2C0, I2C_FLAG_SBSEND));
// i2c_master_addressing(I2C0, LDC1612_ADDR, I2C_TRANSMITTER);
// printf("2\r\n");
// while (!i2c_flag_get(I2C0, I2C_FLAG_ADDSEND));
// i2c_flag_clear(I2C0, I2C_FLAG_ADDSEND);
// printf("3\r\n");
// while (!i2c_flag_get(I2C0, I2C_FLAG_TBE));
// i2c_data_transmit(I2C0, 0x7E);
// printf("4\r\n");
// i2c_start_on_bus(I2C0);
// // i2c_stop_on_bus(I2C0);
// delay_ms(100);
// i2c_start_on_bus(I2C0);
// delay_ms(100);
// i2c_stop_on_bus(I2C0);
// i2c_stop_on_bus(I2C0);
// i2c_ack_config(I2C0, I2C_ACK_ENABLE);
// iicSendData();
// iicReceiveData();
int result = 0;
result = LDC1612_IIC_read_16bits();
printf("result = %d\r\n", result);
while(1){
delay_ms(1000);
printf("OK!!!\r\n");
// iicSendData();
// i2c_flag_clear(I2C0, I2C_FLAG_I2CBSY);
g_temperature_uint32 = TMP112A_ReadTemperature();
delay_ms(500);
}
}