hulk/xlsw_3dp_LDC1612
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yelvlab
2024-12-24 19:25:27 +08:00
parent 2d273efef5
commit fa7f364bdb
5 changed files with 85 additions and 63 deletions
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8
inc/rs485.h
View File

@@ -24,7 +24,7 @@
#define RS485_EN_PIN GPIO_PIN_1 #define RS485_EN_PIN GPIO_PIN_1
#define RX_BUFFER_SIZE 64 #define RX_BUFFER_SIZE 32
typedef enum { typedef enum {
VALIDATION_SUCCESS = 0, VALIDATION_SUCCESS = 0,
@@ -32,11 +32,17 @@ typedef enum {
} validation_result_t; } validation_result_t;
void rs485_config(void); void rs485_config(void);
void process_command(uint8_t *cmd, size_t length); void process_command(uint8_t *cmd, size_t length);
uint8_t calculate_crc(uint8_t data[], size_t data_length); uint8_t calculate_crc(uint8_t data[], size_t data_length);
validation_result_t validate_package_crc(uint8_t *data, size_t data_length);
validation_result_t validate_package_header(uint8_t *data); validation_result_t validate_package_header(uint8_t *data);
validation_result_t validate_package_type(uint8_t *data); validation_result_t validate_package_type(uint8_t *data);
void eddy_current_value_report(void); void eddy_current_value_report(void);
void tempture_value_report(void); void tempture_value_report(void);
#endif //RS485_H #endif //RS485_H

34
src/gd32e23x_it.c
View File

@@ -121,7 +121,7 @@ void USART0_IRQHandler(void) {
static uint8_t rx_index = 0; static uint8_t rx_index = 0;
static uint8_t rx_buffer[RX_BUFFER_SIZE]; static uint8_t rx_buffer[RX_BUFFER_SIZE];
if (RESET != usart_interrupt_flag_get(USART0, USART_INT_FLAG_RBNE)) { if (usart_interrupt_flag_get(USART0, USART_INT_FLAG_RBNE) != RESET) {
usart_interrupt_flag_clear(USART0, USART_INT_FLAG_RBNE); usart_interrupt_flag_clear(USART0, USART_INT_FLAG_RBNE);
uint8_t received_data = (uint8_t) usart_data_receive(USART0); uint8_t received_data = (uint8_t) usart_data_receive(USART0);
@@ -129,25 +129,23 @@ void USART0_IRQHandler(void) {
if (rx_index < RX_BUFFER_SIZE - 1) { if (rx_index < RX_BUFFER_SIZE - 1) {
rx_buffer[rx_index++] = received_data; rx_buffer[rx_index++] = received_data;
} }
// printf("len: %d, data: %c\r\n", rx_index, received_data);
// 检查是否接收到换行符，表示指令结束
// if (received_data == '\n') {
if (calculate_crc(rx_buffer, rx_index - 1) == rx_buffer[rx_index - 1]) {
// printf("CRC check success");
// rx_buffer[rx_index] = '\0'; // 添加字符串结束符
process_command(rx_buffer, rx_index); // 处理指令
rx_index = 0; // 重置缓冲区索引
// printf("%c", 0xff);
} else {
// printf("CRC check failed");
// printf("%c%c%c%c", 0xB5, 0xF2, 0x00, 0xF2);
// fflush(stdout);
rx_index = 0; // 重置缓冲区索引
return;
} }
if (usart_interrupt_flag_get(USART0, USART_INT_FLAG_IDLE) != RESET) {
usart_interrupt_flag_clear(USART0, USART_INT_FLAG_IDLE);
// printf("%c%c%c%c%c%c", 0xB5, 0xF0, 0x02, 0x6F, 0x6B, 0xCC);
// printf("%d", rx_index);
// printf("%c", rx_buffer[0]);
// uint8_t crc = calculate_crc(rx_buffer, rx_index - 2);
// printf("%d", crc);
// if (calculate_crc(rx_buffer, rx_index - 1) == rx_buffer[rx_index - 1])
// // printf("CRC check success");
// // rx_buffer[rx_index] = '\0'; // 添加字符串结束符
process_command(rx_buffer, rx_index); // 处理指令
// } else {
// // printf("CRC check failed");
// printf("%c%c%c%c", 0xB5, 0xF2, 0x00, 0xF2);
// // fflush(stdout);
// } // }
} }
} }

34
src/i2c.c
View File

@@ -158,7 +158,7 @@ uint8_t i2c_write_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t data[2])
} else { } else {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c bus is busy in WRITE BYTE!\n"); printf("i2c bus is busy in WRITE BYTE!\n");
#endif #endif
} }
@@ -175,7 +175,7 @@ uint8_t i2c_write_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t data[2])
} else { } else {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master sends start signal timeout in WRITE BYTE!\n"); printf("i2c master sends start signal timeout in WRITE BYTE!\n");
#endif #endif
} }
@@ -192,7 +192,7 @@ uint8_t i2c_write_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t data[2])
} else { } else {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master clears address flag timeout in WRITE BYTE!\n"); printf("i2c master clears address flag timeout in WRITE BYTE!\n");
#endif #endif
} }
@@ -209,7 +209,7 @@ uint8_t i2c_write_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t data[2])
} else { } else {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master sends data timeout in WRITE BYTE!\n"); printf("i2c master sends data timeout in WRITE BYTE!\n");
#endif #endif
} }
@@ -225,7 +225,7 @@ uint8_t i2c_write_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t data[2])
} else { } else {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master sends MSB data timeout in WRITE BYTE!\n"); printf("i2c master sends MSB data timeout in WRITE BYTE!\n");
#endif #endif
} }
@@ -242,7 +242,7 @@ uint8_t i2c_write_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t data[2])
} else { } else {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master sends LSB data timeout in WRITE BYTE!\n"); printf("i2c master sends LSB data timeout in WRITE BYTE!\n");
#endif #endif
} }
@@ -257,7 +257,7 @@ uint8_t i2c_write_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t data[2])
} else { } else {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master sends data timeout in WRITE BYTE!\n"); printf("i2c master sends data timeout in WRITE BYTE!\n");
#endif #endif
} }
@@ -276,7 +276,7 @@ uint8_t i2c_write_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t data[2])
} else { } else {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master sends stop signal timeout in WRITE BYTE!\n"); printf("i2c master sends stop signal timeout in WRITE BYTE!\n");
#endif #endif
} }
@@ -285,7 +285,7 @@ uint8_t i2c_write_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t data[2])
state = I2C_START; state = I2C_START;
i2c_timeout_flag = I2C_OK; i2c_timeout_flag = I2C_OK;
timeout = 0; timeout = 0;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master sends start signal in WRITE BYTE.\n"); printf("i2c master sends start signal in WRITE BYTE.\n");
#endif #endif
break; break;
@@ -319,7 +319,7 @@ uint8_t i2c_read_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t *data) {
// i2c_bus_reset(); // i2c_bus_reset();
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c bus is busy in READ!\n"); printf("i2c bus is busy in READ!\n");
#endif #endif
} }
@@ -348,7 +348,7 @@ uint8_t i2c_read_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t *data) {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
read_cycle = RESET; read_cycle = RESET;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master sends start signal timeout in READ!\n"); printf("i2c master sends start signal timeout in READ!\n");
#endif #endif
} }
@@ -370,7 +370,7 @@ uint8_t i2c_read_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t *data) {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
read_cycle = RESET; read_cycle = RESET;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master clears address flag timeout in READ!\n"); printf("i2c master clears address flag timeout in READ!\n");
#endif #endif
} }
@@ -389,7 +389,7 @@ uint8_t i2c_read_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t *data) {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
read_cycle = RESET; read_cycle = RESET;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master wait data buffer is empty timeout in READ!\n"); printf("i2c master wait data buffer is empty timeout in READ!\n");
#endif #endif
} }
@@ -405,7 +405,7 @@ uint8_t i2c_read_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t *data) {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
read_cycle = RESET; read_cycle = RESET;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master sends register address timeout in READ!\n"); printf("i2c master sends register address timeout in READ!\n");
#endif #endif
} }
@@ -432,7 +432,7 @@ uint8_t i2c_read_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t *data) {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
read_cycle = 0; read_cycle = 0;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master sends data timeout in READ!\n"); printf("i2c master sends data timeout in READ!\n");
#endif #endif
} }
@@ -454,7 +454,7 @@ uint8_t i2c_read_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t *data) {
timeout = 0; timeout = 0;
state = I2C_START; state = I2C_START;
read_cycle = 0; read_cycle = 0;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master sends stop signal timeout in READ!\n"); printf("i2c master sends stop signal timeout in READ!\n");
#endif #endif
} }
@@ -464,7 +464,7 @@ uint8_t i2c_read_16bits(uint8_t slave_addr, uint8_t reg_addr, uint8_t *data) {
read_cycle = 0; read_cycle = 0;
i2c_timeout_flag = I2C_OK; i2c_timeout_flag = I2C_OK;
timeout = 0; timeout = 0;
#ifdef DEBUG_VERBOES: #ifdef DEBUG_VERBOES
printf("i2c master sends start signal in READ.\n"); printf("i2c master sends start signal in READ.\n");
#endif #endif
break; break;

3
src/main.c
View File

@@ -36,7 +36,7 @@ int main(void) {
i2c_gpio_config(); i2c_gpio_config();
i2c_config(); i2c_config();
ldc1612_iic_get_sensor_infomation(); // ldc1612_iic_get_sensor_infomation();
/* configure LDC1612 */ /* configure LDC1612 */
ldc1612_single_ch0_config(); ldc1612_single_ch0_config();
@@ -46,6 +46,7 @@ int main(void) {
g_temperature_uint32 = 0; g_temperature_uint32 = 0;
g_eddy_current_value_uint32 = ldc1612_get_raw_channel_result(CHANNEL_0); g_eddy_current_value_uint32 = ldc1612_get_raw_channel_result(CHANNEL_0);
g_temperature_uint32 = tmp112a_get_raw_channel_result(); g_temperature_uint32 = tmp112a_get_raw_channel_result();
// printf("1");
} }
} }

53
src/rs485.c
View File

@@ -33,52 +33,69 @@ void rs485_config(void) {
usart_enable(RS485_PHY); usart_enable(RS485_PHY);
nvic_irq_enable(USART0_IRQn, 0);
usart_interrupt_enable(RS485_PHY, USART_INT_RBNE); usart_interrupt_enable(RS485_PHY, USART_INT_RBNE);
usart_interrupt_enable(RS485_PHY, USART_INT_IDLE);
nvic_irq_enable(USART0_IRQn, 0);
} }
void process_command(uint8_t *cmd, size_t length) { void process_command(uint8_t *cmd, size_t length) {
char combined_str[3]; char combined_str[3];
if (cmd[0] == 0xD5) { // printf("%d", length);
if (cmd[1] == 0x03) {
if (cmd[2] == 0x02) { // validate_package_crc(cmd, length);
// if (calculate_crc(cmd, length - 1) != cmd[length - 1]) {
// printf("%c%c%c%c", 0xB5, 0xF3, 0x00, 0xF3);
// }
// if (cmd[0] == 0xD5) {
// if (cmd[1] == 0x03) {
// if (cmd[2] == 0x02) {
sprintf(combined_str, "%c%c", cmd[3], cmd[4]); sprintf(combined_str, "%c%c", cmd[3], cmd[4]);
if (strcmp(combined_str, "M1") == 0) { if (strcmp(combined_str, "M1") == 0) {
eddy_current_value_report(); eddy_current_value_report();
} else if (strcmp(combined_str, "M2") == 0) { } else if (strcmp(combined_str, "M2") == 0) {
tempture_value_report(); tempture_value_report();
} else { } else {
printf("%c%c%c%c%c%c%c", 0xB5, 0xF0, 0x03, 0x65, 0x72, 0x72, 0x3C); printf("%c%c%c%c%c%c%c", 0xB5, 0xF0, 0x03, 0x65, 0x72, 0x72, 0x3C);
return; // return;
}
} else {
printf("%c%c%c%c", 0xB5, 0xF1, 0x00, 0xF1);
}
} else {
printf("%c%c%c%c", 0xB5, 0xF5, 0x00, 0xF5);
}
} else {
printf("%c%c%c%c", 0xB5, 0xF3, 0x00, 0xF3);
} }
// } else {
// printf("%c%c%c%c", 0xB5, 0xF1, 0x00, 0xF1);
// }
// } else {
// printf("%c%c%c%c", 0xB5, 0xF5, 0x00, 0xF5);
// }
// }
} }
uint8_t calculate_crc(uint8_t data[], size_t data_length) { uint8_t calculate_crc(uint8_t data[], size_t data_length) {
uint8_t crc = 0; uint8_t crc = 0;
for (size_t i = 1; i < data_length; i++) { for (size_t i = 1; i < data_length - 1; i++) {
crc += data[i]; crc += data[i];
} }
return (uint8_t) (crc & 0xFF); return (uint8_t) (crc & 0xFF);
} }
validation_result_t validate_package_crc(uint8_t *data, size_t data_length) {
uint8_t crc = calculate_crc(data, data_length - 2);
if (crc == data[data_length]) {
return VALIDATION_SUCCESS;
} else {
printf("%c%c%c%c", 0xB5, 0xF3, 0x01, 0xF3);
return VALIDATION_CRC_ERROR;
}
}
validation_result_t validate_package_header(uint8_t *data) { validation_result_t validate_package_header(uint8_t *data) {
if (data[0] == 0xD5) { if (data[0] == 0xD5) {
return VALIDATION_SUCCESS; return VALIDATION_SUCCESS;
} else { } else {
printf("%c%c%c%c", 0xB5, 0xF3, 0x00, 0xF3); printf("%c%c%c%c", 0xB5, 0xF3, 0x02, 0xF3);
return VALIDATION_CRC_ERROR; return VALIDATION_CRC_ERROR;
} }
} }
@@ -87,7 +104,7 @@ validation_result_t validate_package_type(uint8_t *data) {
if (data[1] == 0x03) { if (data[1] == 0x03) {
return VALIDATION_SUCCESS; return VALIDATION_SUCCESS;
} else { } else {
printf("%c%c%c%c", 0xB5, 0xF3, 0x00, 0xF3); printf("%c%c%c%c", 0xB5, 0xF3, 0x03, 0xF3);
return VALIDATION_CRC_ERROR; return VALIDATION_CRC_ERROR;
} }
} }