feat(DengFOC):
新增了基于三相电流采样的dq轴电流计算函数`cal_Iq_Id`
调整了开环控制中的电压限制逻辑
更新了默认电源电压值为24V。
KHT7823测试代码
```
This commit is contained in:
cbb
2025-10-30 20:20:14 +08:00
parent 5d14731af5
commit 180a46271c
10 changed files with 318 additions and 364 deletions
+41 -27
View File
@@ -1,14 +1,16 @@
#include "adc.h"
#include "Filter.h"
#include "math.h"
#include <cstring>
#include <cstdio>
#include <cstring>
#include <stdint.h>
constexpr float ERROR_ADC_VAL = 255.0f;
constexpr float ADC_SCALE = 3.3f / 4096.0f;
constexpr float TEMP_FACTOR = 1000.0f / 4.3f;
constexpr float VCC_FACTOR = 11.0f;
// constexpr float CURRENT_OFFSET = 0 - 4096.0f / 2.0f;
constexpr float CURRENT_OFFSET = 0;
constexpr float CURRENT_FACTOR =
1.0f / 50.0f * 100.0f; // 50倍放大,100倍电流采样电阻, 单位mA
constexpr float MAX_TEMP = 150.0f;
@@ -18,18 +20,23 @@ constexpr float MIN_CURRENT = -0.1f;
constexpr float MAX_VCC = 65.0f;
constexpr float MIN_VCC = -0.1f;
u16 adc_value[7] = {0}; // 显式初始化数组元素为0
u16 adc_value[6] = {0}; // 显式初始化数组元素为0
/**
* @brief 采样类初始化
*/
void sampler::init() {
for (int i = 0; i < 7; i++) {
for (int i = 0; i < FILTER_SIZE + 1; i++) {
mcu_temp_samples[i] =
(1.43f - adc_value[0] * ADC_SCALE) * TEMP_FACTOR + 35.0f;
currU_samples[i] = adc_value[2] * ADC_SCALE * CURRENT_FACTOR;
currV_samples[i] = adc_value[3] * ADC_SCALE * CURRENT_FACTOR;
currW_samples[i] = adc_value[4] * ADC_SCALE * CURRENT_FACTOR;
currU_samples[i] =
(adc_value[2] * ADC_SCALE + CURRENT_OFFSET) * CURRENT_FACTOR;
currV_samples[i] =
(adc_value[3] * ADC_SCALE + CURRENT_OFFSET) * CURRENT_FACTOR;
currW_samples[i] =
(adc_value[4] * ADC_SCALE + CURRENT_OFFSET) * CURRENT_FACTOR;
vbus_samples[i] = adc_value[5] * ADC_SCALE * VCC_FACTOR;
float R_now = (float)adc_value[1] / (4096 - (float)adc_value[1]) * 4700;
@@ -43,13 +50,13 @@ void sampler::init() {
* 温度值,单位为摄氏度,范围应在-40到145之间,如果读取失败则返回0.0f
*/
float sampler::get_mcu_temp() {
tempora_sample = medium_filter(mcu_temp_samples, 7);
tempora_sample = medium_filter(mcu_temp_samples, FILTER_SIZE + 1);
// 检查温度读数是否在有效范围内
if (tempora_sample < MIN_TEMP || tempora_sample > MAX_TEMP) {
return ERROR_ADC_VAL;
}
return tempora_sample;
}
}
/**
* @brief 获取电机驱动温度
@@ -59,7 +66,7 @@ float sampler::get_mcu_temp() {
* 如果计算结果超出有效范围(-40到255摄氏度),则重新采样计算。
*/
float sampler::get_drv_temp() {
tempora_sample = medium_filter(drv_temp_samples, 7);
tempora_sample = medium_filter(drv_temp_samples, FILTER_SIZE + 1);
// 检查温度读数是否在有效范围内
if (tempora_sample < MIN_TEMP || tempora_sample > MAX_TEMP) {
return ERROR_ADC_VAL;
@@ -77,15 +84,15 @@ float sampler::get_drv_temp() {
float sampler::get_current(char type) {
switch (type) {
case 'U': {
tempora_sample = medium_filter(currU_samples, 7);
tempora_sample = medium_filter(currU_samples, FILTER_SIZE + 1);
break;
}
case 'V': {
tempora_sample = medium_filter(currV_samples, 7);
tempora_sample = medium_filter(currV_samples, FILTER_SIZE + 1);
break;
}
case 'W': {
tempora_sample = medium_filter(currW_samples, 7);
tempora_sample = medium_filter(currW_samples, FILTER_SIZE + 1);
break;
}
default: {
@@ -106,11 +113,13 @@ float sampler::get_current(char type) {
* 如果计算结果超出有效范围(-40到255伏特),则重新采样计算。
*/
float sampler::get_vbus_voltage() {
tempora_sample = medium_filter(vbus_samples, FILTER_SIZE + 1);
// 检查电压读数是否在有效范围内
if (vbus_samples[4] > MAX_VCC || vbus_samples[4] < MIN_VCC) {
if (vbus_samples[FILTER_SIZE / 2] > MAX_VCC ||
vbus_samples[FILTER_SIZE / 2] < MIN_VCC) {
return ERROR_ADC_VAL;
}
return vbus_samples[4];
return tempora_sample;
}
/**
@@ -120,36 +129,41 @@ float sampler::get_vbus_voltage() {
* 如果计算结果超出有效范围(-40到255摄氏度),则重新采样计算。
*/
void sampler::update_mcu_temp() {
memmove(mcu_temp_samples, mcu_temp_samples + 1, 6 * sizeof(float));
mcu_temp_samples[6] = (1.43f - adc_value[0] * ADC_SCALE) * TEMP_FACTOR + 35.0f;
memmove(mcu_temp_samples, mcu_temp_samples + 1, FILTER_SIZE * sizeof(float));
mcu_temp_samples[FILTER_SIZE] =
(1.43f - adc_value[0] * ADC_SCALE) * TEMP_FACTOR + 35.0f;
}
/**
* @brief 更新MCU温度
*/
void sampler::update_drv_temp() {
memmove(drv_temp_samples, drv_temp_samples + 1, 6 * sizeof(float));
memmove(drv_temp_samples, drv_temp_samples + 1, FILTER_SIZE * sizeof(float));
float R_now = (float)adc_value[1] / (4096 - (float)adc_value[1]) * 4700;
drv_temp_samples[6] = 1.0f / (0.00335f + 0.00025f * log(R_now / 10000.0f)) - 273.15f;
drv_temp_samples[FILTER_SIZE] =
1.0f / (0.00335f + 0.00025f * log(R_now / 10000.0f)) - 273.15f;
}
/**
* @brief 更新相电流
*/
void sampler::update_current() {
memmove(currU_samples, currU_samples + 1, 6 * sizeof(float));
memmove(currV_samples, currV_samples + 1, 6 * sizeof(float));
memmove(currW_samples, currW_samples + 1, 6 * sizeof(float));
currU_samples[6] = adc_value[2] * ADC_SCALE;
currV_samples[6] = adc_value[3] * ADC_SCALE;
currW_samples[6] = adc_value[4] * ADC_SCALE;
memmove(currU_samples, currU_samples + 1, FILTER_SIZE * sizeof(float));
memmove(currV_samples, currV_samples + 1, FILTER_SIZE * sizeof(float));
memmove(currW_samples, currW_samples + 1, FILTER_SIZE * sizeof(float));
currU_samples[FILTER_SIZE] =
(adc_value[2] * ADC_SCALE + CURRENT_OFFSET) * CURRENT_FACTOR;
currV_samples[FILTER_SIZE] =
(adc_value[3] * ADC_SCALE + CURRENT_OFFSET) * CURRENT_FACTOR;
currW_samples[FILTER_SIZE] =
(adc_value[4] * ADC_SCALE + CURRENT_OFFSET) * CURRENT_FACTOR;
}
/**
* @brief 更新供电电压
*/
void sampler::update_vbus_voltage() {
memmove(vbus_samples, vbus_samples + 1, 6 * sizeof(float));
vbus_samples[6] = adc_value[5] * ADC_SCALE;
memmove(vbus_samples, vbus_samples + 1, FILTER_SIZE * sizeof(float));
vbus_samples[FILTER_SIZE] = adc_value[5] * ADC_SCALE;
}
+10 -10
View File
@@ -6,29 +6,29 @@ extern "C" {
#endif
#include "stdint.h"
constexpr u8 FILTER_SIZE = 6;
class sampler {
private:
float vbus_samples[7];
float currU_samples[7];
float currV_samples[7];
float currW_samples[7];
float mcu_temp_samples[7];
float drv_temp_samples[7];
private:
float vbus_samples[FILTER_SIZE + 1];
float currU_samples[FILTER_SIZE + 1];
float currV_samples[FILTER_SIZE + 1];
float currW_samples[FILTER_SIZE + 1];
float mcu_temp_samples[FILTER_SIZE + 1];
float drv_temp_samples[FILTER_SIZE + 1];
float tempora_sample;
public:
void init();
void update_mcu_temp(void);
void update_drv_temp(void);
void update_vbus_voltage(void);
void update_current(void);
float get_mcu_temp(void);
float get_drv_temp(void);
float get_vbus_voltage(void);
float get_current(char);
};
#ifdef __cplusplus
+98 -302
View File
@@ -5,335 +5,131 @@
#include "stdbool.h"
#include "systick.h"
#define SPI_TX_OFF() \
do { \
gpio_init(GPIOB, GPIO_MODE_IN_FLOATING, GPIO_OSPEED_50MHZ, GPIO_PIN_5); \
} while(0)
#define SPI_TX_ON() \
do { \
gpio_init(GPIOB, GPIO_MODE_AF_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_5); \
} while(0)
#define SPI_TX_OFF() \
do { \
gpio_init(GPIOB, GPIO_MODE_IN_FLOATING, GPIO_OSPEED_50MHZ, \
GPIO_PIN_5); \
} while (0)
#define SPI_TX_ON() \
do { \
gpio_init(GPIOB, GPIO_MODE_AF_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_5); \
} while (0)
#define SPI_CS_ENABLE() gpio_bit_reset(GPIOA, GPIO_PIN_15)
#define SPI_CS_ENABLE() gpio_bit_reset(GPIOA, GPIO_PIN_15)
#define SPI_CS_DISABLE() gpio_bit_set(GPIOA, GPIO_PIN_15)
/**
* @brief SPI command definitions for TLI5012B sensor
* @note All commands are 16-bit values following the TLI5012B protocol
*/
/* SPI operation types */
static constexpr uint16_t WRITE = 0; /**< SPI Write Operation */
static constexpr uint16_t READ = 1; /**< SPI Read Operation */
/* SPI communication constants */
static constexpr uint16_t DUMMY_BYTE = 0xFFFF; /**< Dummy byte for SPI read operations */
static constexpr uint16_t WR_REG = 0x0000; /**< Write command - MSB is 0 */
static constexpr uint16_t RD_REG = 0x8000; /**< Read command - MSB is 1 */
static constexpr uint16_t LockValue_LADDR = 0x0000; /**< Lock value for addresses 0x00-0x04 */
static constexpr uint16_t LockValue_HADDR = 0x5000; /**< Lock value for addresses 0x05-0x11 */
/* Update buffer access command */
static constexpr uint16_t UPD_CMD = 0x0400; /**< Update command - bit 10 is 1, access update buffer */
/* Read command values */
static constexpr uint16_t READ_STAT_VALUE = 0x8001; /**< Read status register */
static constexpr uint16_t READ_ACSTAT_VALUE = 0x8011; /**< Read activation status register */
static constexpr uint16_t READ_ANGLE_VALUE = 0x8021; /**< Read angle value register */
static constexpr uint16_t READ_SPEED_VALUE = 0x8031; /**< Read speed value register */
/* Write command values and their corresponding data */
static constexpr uint16_t WRITE_MOD1_VALUE = 0x5061; /**< Write to MOD1 register (0_1010_0_000110_0001) */
static constexpr uint16_t MOD1_VALUE = 0x0001; /**< MOD1 register configuration value */
static constexpr uint16_t WRITE_MOD2_VALUE = 0x5081; /**< Write to MOD2 register (0_1010_0_001000_0001) */
static constexpr uint16_t MOD2_VALUE = 0x0809; /**< MOD2 register configuration value */
static constexpr uint16_t WRITE_MOD3_VALUE = 0x5091; /**< Write to MOD3 register (0_1010_0_001001_0001) */
static constexpr uint16_t MOD3_VALUE = 0x0000; /**< MOD3 register configuration value */
static constexpr uint16_t WRITE_MOD4_VALUE = 0x50E1; /**< Write to MOD4 register (0_1010_0_001110_0001) */
static constexpr uint16_t MOD4_VALUE = 0x0080; /**< MOD4 register value: 12-bit 4096, absolute count disable 0x0080; enable 0x0000 */
/**
* @brief Send or read half word through SPI
*
* @param[in] spi_periph SPI peripheral
* @param[in] i_HalfWord data
*/
uint16_t spi_rw_half_word(uint32_t spi_periph, const uint16_t i_HalfWord)
{
uint32_t to;
uint16_t data = 0xFFFF;
bool ok = true;
uint16_t spi_rw_half_word(uint32_t spi_periph, const uint16_t i_HalfWord) {
uint32_t to;
uint16_t data = 0xFFFF;
bool ok = true;
/* ---------- Send data ---------- */
to = 200;
while ((RESET == spi_i2s_flag_get(spi_periph, SPI_FLAG_TBE)) && --to);
if (to == 0) ok = false;
/* ---------- Send data ---------- */
to = 200;
while ((RESET == spi_i2s_flag_get(spi_periph, SPI_FLAG_TBE)) && --to)
;
if (to == 0)
ok = false;
if (ok)
{
if(RESET == spi_i2s_flag_get(spi_periph, SPI_FLAG_RBNE))
{
(void)spi_i2s_data_receive(spi_periph); /* throw Dummy */
}
spi_i2s_data_transmit(spi_periph, i_HalfWord);
/* wait rx succ*/
to = 200;
while ((RESET == spi_i2s_flag_get(spi_periph, SPI_FLAG_RBNE)) && --to);
if (to == 0) ok = false;
else
data = spi_i2s_data_receive(spi_periph); /* throw Dummy */
}
if (ok) {
if (RESET == spi_i2s_flag_get(spi_periph, SPI_FLAG_RBNE)) {
(void)spi_i2s_data_receive(spi_periph); /* throw Dummy */
}
spi_i2s_data_transmit(spi_periph, i_HalfWord);
/* wait rx succ*/
to = 200;
while ((RESET == spi_i2s_flag_get(spi_periph, SPI_FLAG_RBNE)) && --to)
;
if (to == 0)
ok = false;
else
data = spi_i2s_data_receive(spi_periph); /* throw Dummy */
}
/* ---------- wait bsu idle ---------- */
if (ok)
{
to = 200;
while ((SET == spi_i2s_flag_get(spi_periph, SPI_FLAG_TRANS)) \
&& SET == spi_i2s_flag_get(spi_periph, SPI_FLAG_RBNE) && --to);
if (to == 0) ok = false;
}
/* ---------- wait bsu idle ---------- */
if (ok) {
to = 200;
while ((SET == spi_i2s_flag_get(spi_periph, SPI_FLAG_TRANS)) &&
SET == spi_i2s_flag_get(spi_periph, SPI_FLAG_RBNE) && --to)
;
if (to == 0)
ok = false;
}
return ok ? data : 0xFFFF;
return ok ? data : 0xFFFF;
}
/**
* @brief Write data to TLI5012B register
* @param i_Cmd Command word to send
* @param i_Data Data to write to register
* @return Register response value, 0xFFFF if error
* @note This function performs a complete SPI write transaction:
*/
uint16_t cdd_TLI5012_WriteReg(uint16_t i_Cmd, uint16_t i_Data)
{
uint16_t result = 0xFFFF; /* Default error code */
SPI_CS_ENABLE();
__NOP(); __NOP(); __NOP(); // 添加小延时确保CS稳定
result = spi_rw_half_word(SPI0, i_Cmd);
result = spi_rw_half_word(SPI0, i_Data);
SPI_TX_OFF(); /* Configure MOSI as input to avoid conflicts */
__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
__NOP();__NOP();__NOP();__NOP();__NOP();__NOP(); // 增加延时
result = spi_rw_half_word(SPI0, DUMMY_BYTE);
SPI_CS_DISABLE();
SPI_TX_ON(); /* Restore MOSI as output */
__NOP(); __NOP(); __NOP(); // 添加小延时确保CS稳定
return result;
}
/**
* @brief Read data from TLI5012B register
* @param i_Cmd Command word to send
* @param i_Data Not used in read operation (kept for compatibility)
* @return Register data value, 0xFFFF if error
* @note This function performs a complete SPI read transaction:
*/
uint16_t cdd_TLI5012_ReadReg(uint16_t i_Cmd, uint16_t * const i_Data)
{
uint16_t result = 0xFFFF; /* Default error code */
SPI_CS_ENABLE();
__NOP(); __NOP(); __NOP(); // 添加小延时确保CS稳定
*i_Data = spi_rw_half_word(SPI0, i_Cmd);
SPI_TX_OFF(); /* Configure MOSI as input to avoid conflicts */
__NOP();__NOP();__NOP();__NOP();__NOP();__NOP();
__NOP();__NOP();__NOP();__NOP();__NOP();__NOP(); // 增加延时
*i_Data = spi_rw_half_word(SPI0, DUMMY_BYTE);
result = spi_rw_half_word(SPI0, DUMMY_BYTE);
SPI_CS_DISABLE();
SPI_TX_ON(); /* Restore MOSI as output */
__NOP(); __NOP(); __NOP(); // 添加小延时确保CS稳定
return result;
}
void tle5012b_gpio_init(void)
{
void KHT7823_gpio_init(void) {
rcu_periph_clock_enable(RCU_GPIOA);
rcu_periph_clock_enable(RCU_GPIOB);
rcu_periph_clock_enable(RCU_SPI0);
rcu_periph_clock_enable(RCU_AF);
/* 关闭 JTAG,仅保留 SWD(释放 PA15、PB3、PB4) */
gpio_pin_remap_config(GPIO_SWJ_SWDPENABLE_REMAP, ENABLE);
/* -------- SPI0 全 remap:PB3/4/5 + PA15 -------- */
gpio_pin_remap_config(GPIO_SPI0_REMAP, ENABLE);
/* PA15 → NSS, 推挽输出 */
gpio_init(GPIOA, GPIO_MODE_OUT_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_15);
/* PB3 → SCK, PB5 → MOSI, 推挽输出 */
gpio_init(GPIOB, GPIO_MODE_AF_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_3 | GPIO_PIN_5);
/* PB4 → MISO, 浮空输入 */
gpio_init(GPIOB, GPIO_MODE_IN_FLOATING, GPIO_OSPEED_50MHZ, GPIO_PIN_4 | GPIO_PIN_10);
rcu_periph_clock_enable(RCU_GPIOB);
rcu_periph_clock_enable(RCU_SPI0);
rcu_periph_clock_enable(RCU_AF);
/* 关闭 JTAG,仅保留 SWD(释放 PA15、PB3、PB4) */
gpio_pin_remap_config(GPIO_SWJ_SWDPENABLE_REMAP, ENABLE);
/* -------- SPI0 全 remap:PB3/4/5 + PA15 -------- */
gpio_pin_remap_config(GPIO_SPI0_REMAP, ENABLE);
/* PA15 → NSS, 推挽输出 */
gpio_init(GPIOA, GPIO_MODE_OUT_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_15);
/* PB3 → SCK, PB5 → MOSI, 推挽输出 */
gpio_init(GPIOB, GPIO_MODE_AF_PP, GPIO_OSPEED_50MHZ,
GPIO_PIN_3 | GPIO_PIN_5);
/* PB4 → MISO, 浮空输入 */
gpio_init(GPIOB, GPIO_MODE_IN_FLOATING, GPIO_OSPEED_50MHZ,
GPIO_PIN_4 | GPIO_PIN_10);
}
/**
* @brief Initialize SPI module
*
* @details Configures SPI hardware and initializes necessary settings
*/
void tle5012b_spi_init(void)
{
spi_parameter_struct spi_init_str;
spi_struct_para_init(&spi_init_str);
void KHT7823_spi_init(void) {
spi_parameter_struct spi_init_str;
spi_struct_para_init(&spi_init_str);
/* SPI参数:16bit, 主机, 全双工, CPOL=0 CPHA=1, MSB first */
spi_init_str.device_mode = SPI_MASTER;
spi_init_str.trans_mode = SPI_TRANSMODE_FULLDUPLEX;
spi_init_str.frame_size = SPI_FRAMESIZE_16BIT;
spi_init_str.clock_polarity_phase = SPI_CK_PL_HIGH_PH_2EDGE;
spi_init_str.nss = SPI_NSS_SOFT;
spi_init_str.endian = SPI_ENDIAN_MSB;
/* SPI参数:16bit, 主机, 全双工, CPOL=0 CPHA=1, MSB first */
spi_init_str.device_mode = SPI_MASTER;
spi_init_str.trans_mode = SPI_TRANSMODE_FULLDUPLEX;
spi_init_str.frame_size = SPI_FRAMESIZE_16BIT;
spi_init_str.clock_polarity_phase = SPI_CK_PL_HIGH_PH_2EDGE;
spi_init_str.nss = SPI_NSS_SOFT;
spi_init_str.endian = SPI_ENDIAN_MSB;
spi_init_str.prescale = SPI_PSC_16; /* 8MHz @ 128MHz */
spi_init(SPI0, &spi_init_str);
spi_nss_output_enable(SPI0);
spi_nssp_mode_enable(SPI0);
spi_enable(SPI0);
}
/**
* @brief Initialize TLI5012B magnetic angle sensor
* @note This function configures the sensor registers for proper operation
* @return None
*/
void cdd_TLI5012_Init(void)
{
uint16_t u16Command = 0xFFFF;
uint16_t u16Data = 0x0000;
uint16_t u16Safe = 0x0000;
/* ---------- Step 1: Read and configure STAT register ---------- */
/* Read STAT register to get current status */
u16Command = READ_STAT_VALUE;
u16Safe = cdd_TLI5012_ReadReg(u16Command, &u16Data);
printf("\r\n @Joe [TLI5012Init] [STAT] read u16Data: 0x%04X SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* Write STAT register, set Slave_Number = 00 */
u16Command = 0x0001;
u16Data &= 0x9FFF; /* Clear bits 13-14 (Slave_Number) */
u16Safe = cdd_TLI5012_WriteReg(u16Command, u16Data);
printf("\r\n @Joe [TLI5012Init] [STAT] write u16Data: 0x%04X SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* Read STAT register again to verify write operation */
u16Command = READ_STAT_VALUE;
u16Safe = cdd_TLI5012_ReadReg(u16Command, &u16Data);
printf("\r\n @Joe [TLI5012Init] [STAT] read u16Data: 0x%04X SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* ---------- Step 2: Read ACSTAT register ---------- */
u16Command = READ_ACSTAT_VALUE;
u16Safe = cdd_TLI5012_ReadReg(u16Command, &u16Data);
printf("\r\n @Joe [TLI5012Init] read [ACSTAT]: 0x%04X SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* ---------- Step 3: Configure MOD1 register ---------- */
/* Read current MOD1 register value */
u16Command = RD_REG | WRITE_MOD1_VALUE;
u16Safe = cdd_TLI5012_ReadReg(u16Command, &u16Data);
printf("\r\n @Joe [TLI5012Init] read MOD1: 0x%04X, SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* Write MOD1 register with configuration value */
u16Command = WRITE_MOD1_VALUE;
u16Data = MOD1_VALUE;
u16Safe = cdd_TLI5012_WriteReg(u16Command, u16Data);
printf("\r\n @Joe [TLI5012Init] [MOD1] write u16Data: 0x%04X, SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* Verify MOD1 register write operation */
u16Command = RD_REG | WRITE_MOD1_VALUE;
u16Safe = cdd_TLI5012_ReadReg(u16Command, &u16Data);
printf("\r\n @Joe [TLI5012Init] read MOD1: 0x%04X, SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* ---------- Step 4: Configure MOD2 register ---------- */
/* Read current MOD2 register value */
u16Command = RD_REG | WRITE_MOD2_VALUE;
u16Safe = cdd_TLI5012_ReadReg(u16Command, &u16Data);
printf("\r\n @Joe [TLI5012Init] read MOD2: 0x%04X, SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* Write MOD2 register with configuration value */
u16Command = WRITE_MOD2_VALUE;
u16Data = MOD2_VALUE;
u16Safe = cdd_TLI5012_WriteReg(u16Command, u16Data);
printf("\r\n @Joe [TLI5012Init] [MOD2] write u16Data: 0x%04X, SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* Verify MOD2 register write operation */
u16Command = RD_REG | WRITE_MOD2_VALUE;
u16Safe = cdd_TLI5012_ReadReg(u16Command, &u16Data);
printf("\r\n @Joe [TLI5012Init] read MOD2: 0x%04X, SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* ---------- Step 5: Configure MOD3 register ---------- */
/* Read current MOD3 register value */
u16Command = RD_REG | WRITE_MOD3_VALUE;
u16Safe = cdd_TLI5012_ReadReg(u16Command, &u16Data);
printf("\r\n @Joe [TLI5012Init] read MOD3: 0x%04X, SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* Write MOD3 register with configuration value */
u16Command = WRITE_MOD3_VALUE;
u16Data = MOD3_VALUE;
u16Safe = cdd_TLI5012_WriteReg(u16Command, u16Data);
printf("\r\n @Joe [TLI5012Init] [MOD3] write u16Data: 0x%04X, SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* Verify MOD3 register write operation */
u16Command = RD_REG | WRITE_MOD3_VALUE;
u16Safe = cdd_TLI5012_ReadReg(u16Command, &u16Data);
printf("\r\n @Joe [TLI5012Init] read MOD3: 0x%04X, SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* ---------- Step 6: Configure MOD4 register ---------- */
/* Read current MOD4 register value */
u16Command = RD_REG | WRITE_MOD4_VALUE;
u16Safe = cdd_TLI5012_ReadReg(u16Command, &u16Data);
printf("\r\n @Joe [TLI5012Init] read MOD4: 0x%04X, SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* Write MOD4 register with configuration value */
u16Command = WRITE_MOD4_VALUE;
u16Data = MOD4_VALUE;
u16Safe = cdd_TLI5012_WriteReg(u16Command, u16Data);
printf("\r\n @Joe [TLI5012Init] [MOD4] write u16Data: 0x%04X, SafeWord: 0x%04X \r\n", u16Data, u16Safe);
/* Verify MOD4 register write operation */
u16Command = RD_REG | WRITE_MOD4_VALUE;
u16Safe = cdd_TLI5012_ReadReg(u16Command, &u16Data);
printf("\r\n @Joe [TLI5012Init] read MOD4: 0x%04X, SafeWord: 0x%04X \r\n", u16Data, u16Safe);
spi_init_str.prescale = SPI_PSC_16; /* 8MHz @ 128MHz */
spi_init(SPI0, &spi_init_str);
spi_nss_output_enable(SPI0);
spi_nssp_mode_enable(SPI0);
spi_enable(SPI0);
}
void KHT7823_init(void) {
KHT7823_gpio_init();
KHT7823_spi_init();
}
float KHT7823_readAngle() {
u16 u16Command = 0x4000;
void Test_TLI5012B(void)
{
uint16_t u16Command = 0xFFFF;
uint16_t u16Data = 0x0000;
uint16_t u16Safe = 0x0000;
float angle = 0;
u16Command = READ_ANGLE_VALUE;
u16Safe = cdd_TLI5012_ReadReg(u16Command, &u16Data);
// 输出原始读取的数据,用于诊断
printf("\r\n @Joe RAW AVAL = 0x%04X, SafeWord = 0x%04X \r\n", u16Data, u16Safe);
// 检查是否有错误标志位
if (u16Safe != 0xFFFF && u16Safe != 0x0000) {
printf("\r\n @Joe Warning: Non-ideal SafeWord detected \r\n");
}
// 检查错误位(bit 15)
if (u16Data & 0x8000) {
printf("\r\n @Joe Error: Communication error detected (bit 15 set) \r\n");
}
// 提取角度值(15位)
u16Data = u16Data & 0x7FFF;
printf ( "\r\n @Joe AVAL = 0x%04X, SafeWord = 0x%04X \r\n", u16Data, u16Safe);
// 将15位角度值转换为角度(0-360度)
// 0x7FFF = 32767 对应 360度
angle = ((float)u16Data * 360.0f) / 32767.0f;
printf ( "\r\n @Joe angle = %f, AVL = %d \r\n", angle, (int16_t)u16Data);
// 添加额外的传感器状态检查
uint16_t status_data, status_safe;
u16Command = READ_STAT_VALUE;
status_safe = cdd_TLI5012_ReadReg(u16Command, &status_data);
printf("\r\n @Joe STATUS = 0x%04X, Status SafeWord = 0x%04X \r\n", status_data, status_safe);
float ang = 0;
SPI_CS_ENABLE();
// 2. 发送命令1,同时接收回答1
SPI_DATA(SPI0) = u16Command;
while (RESET == spi_i2s_flag_get(SPI0, SPI_FLAG_TBE))
; // 等待发送缓冲区空
while (RESET == spi_i2s_flag_get(SPI0, SPI_FLAG_RBNE))
; // 等待接收缓冲区满
u16 u16data = SPI_DATA(SPI0); // 读取回答1
SPI_CS_DISABLE();
// 将15位角度值转换为角度(0-360度)
ang = ((float)u16data * 360.0f) / 32767.0f;
return ang;
}
+2 -6
View File
@@ -6,13 +6,9 @@ extern "C" {
#include "gd32c10x_eval.h"
#include "stdio.h"
void tle5012b_gpio_init(void);
void tle5012b_spi_init(void);
void KHT7823_init(void);
u16 spi_rw_half_word(u32 spi_periph, const u16 i_HalfWord);
u16 cdd_TLI5012_WriteReg(u16 i_Cmd, u16 i_Data);
u16 cdd_TLI5012_ReadReg(u16 i_Cmd, u16 *const i_Data);
void cdd_TLI5012_Init(void);
void Test_TLI5012B(void);
void KHT7823_readAngle(void);
#ifdef __cplusplus
}
#endif