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b6485c5c39
Author | SHA1 | Date | |
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b6485c5c39 | |||
443e9bf8f2 |
@@ -31,8 +31,7 @@ set(TARGET_SRC
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Src/command.c
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Src/i2c.c
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Src/ldc1612.c
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# Src/tmp112.c
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# Src/sensor_example.c
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Src/tmp112.c
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)
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# 设置输出目录
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@@ -16,6 +16,11 @@
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// #define DEBUG_VERBOSE // Debug Assertions Status : Debug Verbose Information
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#undef DEBUG_VERBOSE // Debug Assertions Status : No Debug Verbose Information
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/* >>>>>>>>>>>>>>>>>>>>[EDDY DRIVE CURRENT DETECTION]<<<<<<<<<<<<<<<<<<<< */
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// #define EDDY_DRIVE_CURRENT_DETECTION // Eddy Drive Current Detection : Enable
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#undef EDDY_DRIVE_CURRENT_DETECTION // Eddy Drive Current Detection : Disable
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/******************************************************************************/
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#define RCU_GPIO_I2C RCU_GPIOF
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@@ -17,7 +17,8 @@
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*/
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/** @brief 传感器周期上报使能标志 */
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extern volatile bool g_sensor_report_enabled;
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extern volatile bool g_eddy_current_sensor_report_enabled;
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extern volatile bool g_temperature_sensor_report_enabled;
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/**
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* @section Command_Protocol 协议格式
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@@ -62,23 +63,42 @@ extern volatile bool g_sensor_report_enabled;
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*/
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/**
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* @brief 获取传感器周期上报使能状态。
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* @brief 获取电涡流传感器周期上报使能状态。
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* @return bool 上报状态。
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* @retval true 传感器周期上报已启用。
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* @retval false 传感器周期上报已禁用。
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* @ingroup Command
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*/
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bool get_sensor_report_enabled(void);
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bool get_eddy_sensor_report_enabled(void);
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/**
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* @brief 设置传感器周期上报使能状态。
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* @brief 设置电涡流传感器周期上报使能状态。
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* @param enabled 上报使能标志。
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* @arg true 启用传感器周期上报。
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* @arg false 禁用传感器周期上报。
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* @note 推荐通过此函数修改状态,便于后续功能扩展。
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* @ingroup Command
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*/
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void set_sensor_report_status(bool enabled);
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void set_eddy_sensor_report_status(bool enabled);
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/**
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* @brief 获取温度传感器周期上报使能状态。
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* @return bool 上报状态。
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* @retval true 传感器周期上报已启用。
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* @retval false 传感器周期上报已禁用。
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* @ingroup Command
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*/
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bool get_temp_sensor_report_enabled(void);
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/**
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* @brief 设置温度传感器周期上报使能状态。
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* @param enabled 上报使能标志。
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* @arg true 启用传感器周期上报。
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* @arg false 禁用传感器周期上报。
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* @note 推荐通过此函数修改状态,便于后续功能扩展。
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* @ingroup Command
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*/
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void set_temp_sensor_report_status(bool enabled);
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/**
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* @brief 处理串口环形缓冲区中的命令数据。
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@@ -103,4 +123,6 @@ void handle_command(const uint8_t *cmd, uint8_t len);
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void eddy_current_report(void);
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void temperature_raw_value_report(void);
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#endif // COMMAND_H
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136
Inc/ldc1612.h
136
Inc/ldc1612.h
@@ -14,7 +14,6 @@
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#include <stdlib.h>
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#include <math.h>
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#include "board_config.h"
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#include "soft_i2c.h"
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#include "i2c.h"
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/***************************************************************************/
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@@ -32,60 +31,153 @@
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/***************************************************************************/
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#define LDC1612_ADDR 0x2B
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#define LDC1612_ADDR (0x2B)
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/*Register Rddr*/
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/***************************************************************************/
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/************************Register Addr***************************************/
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#define CONVERTION_RESULT_REG_START 0X00
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#define SET_CONVERSION_TIME_REG_START 0X08
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#define SET_CONVERSION_OFFSET_REG_START 0X0C
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#define SET_LC_STABILIZE_REG_START 0X10
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#define SET_SETTLECOUNT_REG_START 0X10
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#define SET_FREQ_REG_START 0X14
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#define SENSOR_STATUS_REG 0X18
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#define ERROR_CONFIG_REG 0X19
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#define SENSOR_CONFIG_REG 0X1A
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#define MUL_CONFIG_REG 0X1B
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#define MUX_CONFIG_REG 0X1B
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#define SENSOR_RESET_REG 0X1C
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#define SET_DRIVER_CURRENT_REG 0X1E
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#define READ_MANUFACTURER_ID 0X7E
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#define READ_DEVICE_ID 0X7F
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/******************************************************************************/
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/**********************Sensor Channel****************************************/
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#define CHANNEL_0 0
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#define CHANNEL_1 1
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/*************************MUX_CONFIG********************************************/
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#define LDC1612_MUX_CONFIG 0x0200
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/*************************MUX_CONFIG********************************************
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* 0x0209 AutoScanEN: 0 / RR_SEQ: 00 / RESERVED: 0 0010 0000 1 / Deglitch: 001( 1MHz)
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* 0x020C AutoScanEN: 0 / RR_SEQ: 00 / RESERVED: 0 0010 0000 1 / Deglitch: 100(3.3MHz)
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* 0x020D AutoScanEN: 0 / RR_SEQ: 00 / RESERVED: 0 0010 0000 1 / Deglitch: 100( 10MHz)
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* 0x020F AutoScanEN: 0 / RR_SEQ: 00 / RESERVED: 0 0010 0000 1 / Deglitch: 100( 33MHz)
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*/
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#define LDC1612_MUX_CONFIG 0x020C
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/***********************SENSOR_CONFIG********************************************/
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/***********************SENSOR_CONFIG********************************************
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* 0x1601 Active CH0: 00 / SLEEP: 0 / OVERDRIVE: 1 / LowPowerMode: 0 / AutoAmpDis 1 / CLK(ext): 1 / RESERVED: 0 / INTB_Dis : 0 / HighCurrent: 0 / RESERVED: 00 0001
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* 0x1201 Active CH0: 00 / SLEEP: 0 / OVERDRIVE: 1 / LowPowerMode: 0 / AutoAmpDis 0 / CLK(ext): 1 / RESERVED: 0 / INTB_Dis : 0 / HighCurrent: 0 / RESERVED: 00 0001
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* 0x1641 Active CH0: 00 / SLEEP: 0 / OVERDRIVE: 1 / LowPowerMode: 0 / AutoAmpDis 1 / CLK(ext): 1 / RESERVED: 0 / INTB_Dis : 0 / HighCurrent: 1 / RESERVED: 00 0001
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* 0x1241 Active CH0: 00 / SLEEP: 0 / OVERDRIVE: 1 / LowPowerMode: 0 / AutoAmpDis 0 / CLK(ext): 1 / RESERVED: 0 / INTB_Dis : 0 / HighCurrent: 1 / RESERVED: 00 0001
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*/
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#define LDC1612_SENSOR_CONFIG_CH0 0x1601 //
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#ifdef EDDY_DRIVE_CURRENT_DETECTION
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#define LDC1612_SENSOR_CONFIG_CH0 0x1241
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#else
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#define LDC1612_SENSOR_CONFIG_CH0 0x1641
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#endif
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#define LDC1612_SLEEP_MODE 0x2801
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/****************************CONVERSION_TIME************************************/
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#define LDC1612_CONVERSION_TIME_CH0 0x1000 // 0x1000=4096个时钟周期
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#define LC_STABILIZE_TIME_CH0 0x0020 // 0x0020=32个时钟周期
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/****************************CONVERSION_TIME************************************
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* Freq_ref = 40MHz / CHx_FREF_DIVIDER
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* ******RCOUNT_CHx*******
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* Reference Count Conversion Interval Time
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* 0x0005 ~ 0xFFFF
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* default: 0x0080
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* RCOUNT_CHx * 16 / Freq_ref = Conversion Interval Time
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*
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* ******SETTLECOUNT_CHx*******
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* Conversion Settling Time
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* 0x0000 ~ 0xFFFF
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* default: 0x0000
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* SETTLECOUNT_CHx * 16 / Freq_ref = Conversion Settling Time
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* 0x1000 4096*16个时钟周期
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* 0x0100 256*16个时钟周期
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* 0x0000/0x0001 32*16个时钟周期
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*
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* ******RCOUNT_CHx*******
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*/
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#define LDC1612_RCOUNT_TIME_CH0 0x1000 // 0x1000=4096个时钟周期
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#define LDC1612_SETTLECOUNT_CH0 0x0100
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/**************************DRIVE_CURRENT****************************************/
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#define LDC1612_DRIVE_CURRENT 0x9000 //A000
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/**************************DRIVE_CURRENT****************************************
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* 0xA000 CH_IDRIVE: 1010 0 / CH_INIT_IDRIVE: 000 00 / RESERVED: 00 0000
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* 0x9000 CH_IDRIVE: 1001 0 / CH_INIT_IDRIVE: 000 00 / RESERVED: 00 0000
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* CH_INIT_IDRIVE will update when every conversion systick ==>AutoAmpDis is 0
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* CH_INIT_IDRIVE will store init drive current calculated ==> AutoAmpDis is 1
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*/
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#define LDC1612_DRIVE_CURRENT 0x9000
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/**************************SENSOR_CONFIG***************************************/
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#define LDC1612_SLEEP_MODE 0x2801
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/**************************OTHER_CONFIG*****************************************/
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/**************************ERROR_CONFIG****************************************
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* [15] Under-Range ERR to OUT (DATA_CHx.CHx_ERR_UR)
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* [14] Over-Range ERR to OUT (DATA_CHx.CHx_ERR_OR)
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* [13] Watchdog-Timeout ERR to OUT (DATA_CHx.CHx_ERR_WD)
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* [12] Amplitude-High-Error ERR to OUT (DATA_CHx.CHx_ERR_AE)
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* [11] Amplitude-Low-Error ERR to OUT (DATA_CHx.CHx_ERR_AE)
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* [10] RESERVED
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* [ 9] RESERVED
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* [ 8] RESERVED
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* [ 7] Under-Range ERR to INTB (STATUS.ERR_UR)
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* [ 6] Over-Range ERR to INTB (STATUS.ERR_OR)
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* [ 5] Watchdog-Timeout ERR to INTB (STATUS.ERR_WD)
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* [ 4] Amplitude-High-Error ERR to INTB (STATUS.ERR_AHE)
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* [ 3] Amplitude-Low-Error ERR to INTB (STATUS.ERR_ALE)
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* [ 2] Zero_Count_Error ERR to INTB (STATUS.ERR_ZC)
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* [ 1] RESERVED
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* [ 0] Data_Ready_Flag to INTB (STATUS.DRDY)
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*
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* 0x0000 No ERR to OUT or INTB
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*/
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#define LDC1612_ERROR_CONFIG 0x0000
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/**************************STATUS****************************************
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* [15]
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* [14] Error Channel 0b00: CH0 / 0b01: CH1 / 0b10: CH2 / 0b11: CH3
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* [13] Conversion Under-Range Error 0b0: No / 0b1: Yes
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* [12] Conversion Over-Range Error 0b0: No / 0b1: Yes
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* [11] Watchdog Timeout Error 0b0: No / 0b1: Yes
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* [10] Amplitude High Error 0b0: No / 0b1: Yes
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* [ 9] Amplitude Low Error 0b0: No / 0b1: Yes
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* [ 8] Zero Count Error 0b0: No / 0b1: Yes
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* [ 7] RESERVED
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* [ 6] Ddata Ready Flag 0b0: No new results / 0b1: New results available
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* [ 5] RESERVED
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* [ 4] RESERVED
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* [ 3] CH0 Unread Conversion Result 0b0: No / 0b1: Yes(DATA_CH0)
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* [ 2] CH1 Unread Conversion Result 0b0: No / 0b1: Yes(DATA_CH1)
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* [ 1] CH2 Unread Conversion Result 0b0: No / 0b1: Yes(DATA_CH2)
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* [ 0] CH3 Unread Conversion Result 0b0: No / 0b1: Yes(DATA_CH3)
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*
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* 0x0000 No ERR to OUT or INTB
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*/
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/*****************CONVERSION_OFFSET_CONFIG****************************************/
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#define SET_CONVERSION_OFFSET_CH0 0x0000
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/***********************RESET DEVICE********************************************
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0x8000 RESET_DEV: 1 / RESERVED: 000 0000 0000 0000
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*/
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#define LDC1612_RESET_DEV 0x8000 //[15:0] 0b1000 0000 0000 0000
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/***********************IDs****************************************************/
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#define LDC1612_MANUFACTURER_ID 0x5449
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#define LDC1612_DEVICE_ID 0x3055
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/******************************************************************************/
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#define COIL_RP_KOM 7.2
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#define COIL_L_UH 33
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#define COIL_L_UH 11.22
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#define COIL_C_PF 150
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#define COIL_Q_FACTOR 35.97
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#define COIL_FREQ_HZ 2262000
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#define COIL_Q_FACTOR 31.09
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#define COIL_FREQ_HZ 5323770
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/******************************************************************************/
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@@ -112,7 +204,7 @@ uint16_t ldc1612_get_deveice_id(void);
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uint32_t ldc1612_get_raw_channel_result(uint8_t channel);
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uint32_t ldc1612_parse_raw_result(uint32_t raw_result);
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void ldc1612_drvie_current_detect(uint8_t channel);
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uint16_t ldc1612_get_sensor_status(void);
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@@ -19,7 +19,7 @@
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/******************************************************************************/
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/* TMP112A I2C Address */
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#define TMP112A_ADDR (0x48) // 7-bit address (ADD0=GND)
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#define TMP112A_ADDR (0x49) // 7-bit address (ADD0=GND)
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/* Register Addresses */
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/******************************************************************************/
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@@ -59,7 +59,7 @@
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/* Default Configuration */
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/******************************************************************************/
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#define TMP112A_CONFIG_DEFAULT (TMP112A_RESOLUTION_12BIT | TMP112A_RATE_4HZ)
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#define TMP112A_CONFIG_DEFAULT (TMP112A_RESOLUTION_12BIT | TMP112A_RATE_8HZ)
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/* Temperature Conversion Constants */
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/******************************************************************************/
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@@ -111,6 +111,8 @@ tmp112a_status_t tmp112a_config(uint16_t config);
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*/
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tmp112a_status_t tmp112a_read_temperature(tmp112a_result_t *result);
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void tmp112a_get_raw_temperature_value(uint8_t *value);
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/*!
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\brief 设置温度阈值
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\param[in] low_temp: 低温阈值 (°C)
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@@ -18,6 +18,7 @@
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#include "board_config.h"
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#include "gd32e23x_usart.h"
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#include "ldc1612.h"
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#include "tmp112.h"
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/* ============================================================================
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* 协议格式说明
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@@ -78,7 +79,8 @@
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* ============================================================================ */
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/** @brief 传感器周期上报使能标志 */
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volatile bool g_sensor_report_enabled = false;
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volatile bool g_eddy_current_sensor_report_enabled = false;
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volatile bool g_temperature_sensor_report_enabled = false;
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/** @name 预设响应数据
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* @{ */
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@@ -91,25 +93,47 @@ static const uint8_t s_report_status_err[] = { 'e','r','r' }; /**< 错误响应
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* ============================================================================ */
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/**
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* @brief 查询是否启用周期性传感器上报。
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* @brief 查询电涡流传感器是否启用周期性传感器上报。
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* @return true 表示启用;false 表示禁用。
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* @ingroup Command
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*/
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bool get_sensor_report_enabled(void)
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bool get_eddy_sensor_report_enabled(void)
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{
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return g_sensor_report_enabled;
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return g_eddy_current_sensor_report_enabled;
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}
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/**
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* @brief 设置是否启用周期性传感器上报标志。
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* @brief 设置电涡流传感器是否启用周期性传感器上报标志。
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* @details 本模块内部保存的布尔状态,供其他逻辑决定是否进行周期性数据上报;
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* 推荐通过本函数修改而非直接访问全局/静态变量,以便后续扩展(如加锁/回调)。
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* @param status true 启用周期上报;false 禁用。
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* @ingroup Command
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*/
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void set_sensor_report_status(bool status)
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void set_eddy_sensor_report_status(bool status)
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{
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g_sensor_report_enabled = status;
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g_eddy_current_sensor_report_enabled = status;
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}
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/**
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* @brief 查询温度传感器是否启用周期性传感器上报。
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* @return true 表示启用;false 表示禁用。
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* @ingroup Command
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*/
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bool get_temp_sensor_report_enabled(void)
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{
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return g_temperature_sensor_report_enabled;
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}
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|
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/**
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* @brief 设置温度传感器是否启用周期性传感器上报标志。
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* @details 本模块内部保存的布尔状态,供其他逻辑决定是否进行周期性数据上报;
|
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* 推荐通过本函数修改而非直接访问全局/静态变量,以便后续扩展(如加锁/回调)。
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* @param status true 启用周期上报;false 禁用。
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* @ingroup Command
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*/
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void set_temp_sensor_report_status(bool status)
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{
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g_temperature_sensor_report_enabled = status;
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}
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/**
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@@ -277,10 +301,19 @@ void handle_command(const uint8_t *frame, uint8_t len) {
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// 仅基础命令,如 M1, M2, M3
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switch (base_cmd) {
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case 1u: // M1: enable sensor report
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set_sensor_report_status(true);
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set_eddy_sensor_report_status(true);
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return;
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case 2u: // M2: disable sensor report
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set_sensor_report_status(false);
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set_eddy_sensor_report_status(false);
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return;
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case 3u:
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set_temp_sensor_report_status(true);
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return;
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|
||||
case 4u:
|
||||
set_temp_sensor_report_status(false);
|
||||
return;
|
||||
|
||||
// case 201u: // M201命令
|
||||
@@ -423,7 +456,7 @@ void command_process(void) {
|
||||
}
|
||||
|
||||
void eddy_current_report(void) {
|
||||
// if (!g_sensor_report_enabled) return;
|
||||
// if (!g_eddy_current_sensor_report_enabled) return;
|
||||
uint32_t raw_result = ldc1612_get_raw_channel_result(CHANNEL_0);
|
||||
|
||||
uint8_t sensor_data[4];
|
||||
@@ -434,3 +467,21 @@ void eddy_current_report(void) {
|
||||
|
||||
send_response(RESP_TYPE_OK, sensor_data, sizeof(sensor_data));
|
||||
}
|
||||
|
||||
void temperature_raw_value_report(void) {
|
||||
// if (!g_temperature_sensor_report_enabled) return;
|
||||
uint8_t raw_result[4];
|
||||
uint8_t value[2] = {0};
|
||||
uint32_t raw_value = 0;
|
||||
|
||||
// i2c_read_16bits(TMP112A_ADDR, TMP112A_TEMP_REG, value);
|
||||
tmp112a_get_raw_temperature_value(value);
|
||||
raw_value = (uint32_t)((uint16_t) (value[0] << 4) | (value[1]>>4)) * 625;
|
||||
raw_result[0] = (uint8_t)(raw_value >> 24);
|
||||
raw_result[1] = (uint8_t)(raw_value >> 16);
|
||||
raw_result[2] = (uint8_t)(raw_value >> 8);
|
||||
raw_result[3] = (uint8_t)(raw_value & 0xFF);
|
||||
|
||||
send_response(RESP_TYPE_OK, raw_result, sizeof(raw_result));
|
||||
}
|
||||
|
@@ -137,10 +137,10 @@ ldc1612_status_t ldc1612_config_single_channel(uint8_t channel) {
|
||||
delay_ms(5);
|
||||
|
||||
/* Step 3: 配置LC稳定时间 - 影响测量精度 */
|
||||
ldc1612_write_register(SET_LC_STABILIZE_REG_START + channel, LC_STABILIZE_TIME_CH0);
|
||||
ldc1612_write_register(SET_SETTLECOUNT_REG_START + channel, LDC1612_SETTLECOUNT_CH0);
|
||||
|
||||
/* Step 4: 配置转换时间 - 影响测量速度和精度 */
|
||||
ldc1612_write_register(SET_CONVERSION_TIME_REG_START + channel, LDC1612_CONVERSION_TIME_CH0);
|
||||
ldc1612_write_register(SET_CONVERSION_TIME_REG_START + channel, LDC1612_RCOUNT_TIME_CH0);
|
||||
|
||||
/* Step 5: 配置转换偏移 */
|
||||
ldc1612_write_register(SET_CONVERSION_OFFSET_REG_START + channel, SET_CONVERSION_OFFSET_CH0);
|
||||
@@ -150,7 +150,7 @@ ldc1612_status_t ldc1612_config_single_channel(uint8_t channel) {
|
||||
|
||||
/* Step 7: 配置多路复用器 - 设置通道选择和滤波 */
|
||||
// ldc1612_configure_mux_register(LDC1612_MUX_AUTOSCAN_DISABLE, LDC1612_MUX_RR_SEQUENCE_0, LDC1612_MUX_FILTER_ALL_LOW, LDC1612_MUX_FILTER_NONE);
|
||||
ldc1612_write_register(MUL_CONFIG_REG, LDC1612_MUX_CONFIG);
|
||||
ldc1612_write_register(MUX_CONFIG_REG, LDC1612_MUX_CONFIG);
|
||||
|
||||
/* Step 8: 配置错误输出 */
|
||||
ldc1612_write_register(ERROR_CONFIG_REG, LDC1612_ERROR_CONFIG);
|
||||
@@ -174,43 +174,53 @@ uint32_t ldc1612_get_raw_channel_result(uint8_t channel) {
|
||||
uint8_t value[2] = {0};
|
||||
|
||||
/* Read MSW */
|
||||
LDC1612_IIC_READ_16BITS(LDC1612_ADDR, CONVERTION_RESULT_REG_START + channel, value);
|
||||
LDC1612_IIC_READ_16BITS(LDC1612_ADDR, CONVERTION_RESULT_REG_START + (channel * 2), value);
|
||||
raw_value |= (uint32_t)(((uint16_t)value[0] << 8) | value[1]) << 16;
|
||||
|
||||
/* Read LSW */
|
||||
LDC1612_IIC_READ_16BITS(LDC1612_ADDR, CONVERTION_RESULT_REG_START + channel + 1, value);
|
||||
LDC1612_IIC_READ_16BITS(LDC1612_ADDR, CONVERTION_RESULT_REG_START + 1 + (channel * 2), value);
|
||||
raw_value |= (uint32_t)(((uint16_t)value[0] << 8) | value[1]);
|
||||
|
||||
|
||||
uint32_t calibration_value = raw_value & 0x0FFFFFFF;
|
||||
if (calibration_value == 0x0FFFFFFF) {
|
||||
return 0xF0000000; /* No coil */
|
||||
}
|
||||
if (LDC1612_ERROR_CONFIG & 0xF800) {
|
||||
uint8_t error_code = (uint8_t)(raw_value >> 24);
|
||||
if (error_code & 0x80) return 0x80000000; /* Under range */
|
||||
if (error_code & 0x40) return 0x40000000; /* Over range */
|
||||
if (error_code & 0x20) return 0x20000000; /* Watchdog */
|
||||
if (error_code & 0x10) return 0x10000000; /* Amplitude error */
|
||||
}
|
||||
|
||||
return raw_value;
|
||||
}
|
||||
|
||||
|
||||
// void ldc1612_drvie_current_detect(uint8_t channel) {
|
||||
// uint8_t data[2] = {0};
|
||||
// uint16_t init_value = 0 , drive_current = 0;
|
||||
void ldc1612_drvie_current_detect(uint8_t channel) {
|
||||
uint8_t data[2] = {0};
|
||||
uint16_t init_value = 0 , drive_current = 0;
|
||||
|
||||
// ldc1612_set_sensor_config(LDC1612_SLEEP_MODE);
|
||||
// ldc1612_configure_frequency(channel);
|
||||
// LDC1612_IIC_READ_16BITS(LDC1612_ADDR, SENSOR_CONFIG_REG, data);
|
||||
// ldc1612_set_sensor_config(LDC1612_SLEEP_MODE);
|
||||
// ldc1612_set_sensor_config(LDC1612_SENSOR_CONFIG_CH0); //0x1A --0x1601
|
||||
// delay_ms(10);
|
||||
// LDC1612_IIC_READ_16BITS(LDC1612_ADDR, SET_DRIVER_CURRENT_REG, data);
|
||||
ldc1612_write_register(SENSOR_CONFIG_REG, LDC1612_SLEEP_MODE);
|
||||
delay_ms(10);
|
||||
|
||||
// init_value = (((data[0] << 8) | data[1]) >> 6) & 0x1F;
|
||||
// drive_current = (init_value << 11) | 0x0000;
|
||||
// printf("init value: 0x%x\tdrive current: 0x%x\n", init_value, drive_current);
|
||||
// }
|
||||
uint16_t freq_divider = ldc1612_calculate_freq_divider(channel);
|
||||
ldc1612_write_register(SET_FREQ_REG_START + channel, freq_divider);
|
||||
delay_ms(5);
|
||||
|
||||
LDC1612_IIC_READ_16BITS(LDC1612_ADDR, SENSOR_CONFIG_REG, data);
|
||||
// ldc1612_set_sensor_config(LDC1612_SLEEP_MODE);
|
||||
ldc1612_write_register(SENSOR_CONFIG_REG, LDC1612_SLEEP_MODE);
|
||||
delay_ms(10);
|
||||
ldc1612_write_register(SENSOR_CONFIG_REG, LDC1612_SENSOR_CONFIG_CH0);
|
||||
delay_ms(10);
|
||||
LDC1612_IIC_READ_16BITS(LDC1612_ADDR, SET_DRIVER_CURRENT_REG, data);
|
||||
|
||||
init_value = (((data[0] << 8) | data[1]) >> 6) & 0x1F;
|
||||
drive_current = (init_value << 11) | 0x0000;
|
||||
printf("init value: 0x%x\tdrive current: 0x%x\n", init_value, drive_current);
|
||||
}
|
||||
|
||||
/** @brief Get sensor status register
|
||||
@return Status register value
|
||||
|
24
Src/main.c
24
Src/main.c
@@ -41,6 +41,7 @@ OF SUCH DAMAGE.
|
||||
#include "i2c.h"
|
||||
#include "board_config.h"
|
||||
#include "ldc1612.h"
|
||||
#include "tmp112.h"
|
||||
|
||||
/*!
|
||||
\brief main function
|
||||
@@ -80,10 +81,31 @@ int main(void)
|
||||
ldc1612_init();
|
||||
ldc1612_config_single_channel(CHANNEL_0);
|
||||
|
||||
tmp112a_init();
|
||||
|
||||
#ifdef EDDY_DRIVE_CURRENT_DETECTION
|
||||
ldc1612_drvie_current_detect(CHANNEL_0);
|
||||
#endif
|
||||
|
||||
while(1){
|
||||
#ifndef EDDY_DRIVE_CURRENT_DETECTION
|
||||
command_process();
|
||||
delay_ms(10);
|
||||
if (g_sensor_report_enabled)
|
||||
if (g_eddy_current_sensor_report_enabled)
|
||||
eddy_current_report();
|
||||
if (g_temperature_sensor_report_enabled)
|
||||
temperature_raw_value_report();
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
#else
|
||||
ldc1612_drvie_current_detect(CHANNEL_0);
|
||||
delay_ms(1000);
|
||||
#endif
|
||||
|
||||
|
||||
|
||||
}
|
||||
}
|
||||
|
63
Src/tmp112.c
63
Src/tmp112.c
@@ -6,8 +6,8 @@
|
||||
#include "tmp112.h"
|
||||
|
||||
/* Private function prototypes */
|
||||
static i2c_status_t tmp112a_write_register(uint8_t reg_addr, uint16_t value);
|
||||
static i2c_status_t tmp112a_read_register(uint8_t reg_addr, uint16_t *value);
|
||||
static i2c_result_t tmp112a_write_register(uint8_t reg_addr, uint16_t value);
|
||||
static i2c_result_t tmp112a_read_register(uint8_t reg_addr, uint16_t *value);
|
||||
static float tmp112a_raw_to_celsius(uint16_t raw_data);
|
||||
static uint16_t tmp112a_celsius_to_raw(float temperature);
|
||||
|
||||
@@ -18,11 +18,11 @@ static uint16_t tmp112a_celsius_to_raw(float temperature);
|
||||
\retval tmp112a_status_t
|
||||
*/
|
||||
tmp112a_status_t tmp112a_init(void) {
|
||||
i2c_status_t i2c_status;
|
||||
i2c_result_t i2c_status;
|
||||
|
||||
/* 配置传感器为默认设置 */
|
||||
i2c_status = tmp112a_config(TMP112A_CONFIG_DEFAULT);
|
||||
if (i2c_status != I2C_STATUS_SUCCESS) {
|
||||
if (i2c_status != I2C_RESULT_SUCCESS) {
|
||||
return TMP112A_STATUS_ERROR;
|
||||
}
|
||||
|
||||
@@ -39,8 +39,8 @@ tmp112a_status_t tmp112a_init(void) {
|
||||
\retval tmp112a_status_t
|
||||
*/
|
||||
tmp112a_status_t tmp112a_config(uint16_t config) {
|
||||
i2c_status_t status = tmp112a_write_register(TMP112A_CONFIG_REG, config);
|
||||
return (status == I2C_STATUS_SUCCESS) ? TMP112A_STATUS_SUCCESS : TMP112A_STATUS_ERROR;
|
||||
i2c_result_t status = tmp112a_write_register(TMP112A_CONFIG_REG, config);
|
||||
return (status == I2C_RESULT_SUCCESS) ? TMP112A_STATUS_SUCCESS : TMP112A_STATUS_ERROR;
|
||||
}
|
||||
|
||||
/*!
|
||||
@@ -51,7 +51,7 @@ tmp112a_status_t tmp112a_config(uint16_t config) {
|
||||
*/
|
||||
tmp112a_status_t tmp112a_read_temperature(tmp112a_result_t *result) {
|
||||
uint16_t raw_data;
|
||||
i2c_status_t status;
|
||||
i2c_result_t status;
|
||||
|
||||
if (result == NULL) {
|
||||
return TMP112A_STATUS_INVALID_PARAM;
|
||||
@@ -59,7 +59,7 @@ tmp112a_status_t tmp112a_read_temperature(tmp112a_result_t *result) {
|
||||
|
||||
/* 读取温度寄存器 */
|
||||
status = tmp112a_read_register(TMP112A_TEMP_REG, &raw_data);
|
||||
if (status != I2C_STATUS_SUCCESS) {
|
||||
if (status != I2C_RESULT_SUCCESS) {
|
||||
return TMP112A_STATUS_ERROR;
|
||||
}
|
||||
|
||||
@@ -76,7 +76,7 @@ tmp112a_status_t tmp112a_read_temperature(tmp112a_result_t *result) {
|
||||
/* 检查报警标志 */
|
||||
uint16_t config_reg;
|
||||
status = tmp112a_read_register(TMP112A_CONFIG_REG, &config_reg);
|
||||
if (status == I2C_STATUS_SUCCESS) {
|
||||
if (status == I2C_RESULT_SUCCESS) {
|
||||
result->alert_flag = (config_reg & TMP112A_CONFIG_AL) ? true : false;
|
||||
} else {
|
||||
result->alert_flag = false;
|
||||
@@ -85,6 +85,11 @@ tmp112a_status_t tmp112a_read_temperature(tmp112a_result_t *result) {
|
||||
return TMP112A_STATUS_SUCCESS;
|
||||
}
|
||||
|
||||
void tmp112a_get_raw_temperature_value(uint8_t *value) {
|
||||
i2c_read_16bits(TMP112A_ADDR, TMP112A_TEMP_REG, value);
|
||||
return;
|
||||
}
|
||||
|
||||
/*!
|
||||
\brief 设置温度阈值
|
||||
\param[in] low_temp: 低温阈值 (°C)
|
||||
@@ -94,7 +99,7 @@ tmp112a_status_t tmp112a_read_temperature(tmp112a_result_t *result) {
|
||||
*/
|
||||
tmp112a_status_t tmp112a_set_thresholds(float low_temp, float high_temp) {
|
||||
uint16_t low_raw, high_raw;
|
||||
i2c_status_t status;
|
||||
i2c_result_t status;
|
||||
|
||||
/* 参数验证 */
|
||||
if (low_temp < TMP112A_TEMP_MIN || low_temp > TMP112A_TEMP_MAX ||
|
||||
@@ -109,13 +114,13 @@ tmp112a_status_t tmp112a_set_thresholds(float low_temp, float high_temp) {
|
||||
|
||||
/* 写入低温阈值 */
|
||||
status = tmp112a_write_register(TMP112A_TLOW_REG, low_raw);
|
||||
if (status != I2C_STATUS_SUCCESS) {
|
||||
if (status != I2C_RESULT_SUCCESS) {
|
||||
return TMP112A_STATUS_ERROR;
|
||||
}
|
||||
|
||||
/* 写入高温阈值 */
|
||||
status = tmp112a_write_register(TMP112A_THIGH_REG, high_raw);
|
||||
if (status != I2C_STATUS_SUCCESS) {
|
||||
if (status != I2C_RESULT_SUCCESS) {
|
||||
return TMP112A_STATUS_ERROR;
|
||||
}
|
||||
|
||||
@@ -130,11 +135,11 @@ tmp112a_status_t tmp112a_set_thresholds(float low_temp, float high_temp) {
|
||||
*/
|
||||
tmp112a_status_t tmp112a_shutdown(void) {
|
||||
uint16_t config_reg;
|
||||
i2c_status_t status;
|
||||
i2c_result_t status;
|
||||
|
||||
/* 读取当前配置 */
|
||||
status = tmp112a_read_register(TMP112A_CONFIG_REG, &config_reg);
|
||||
if (status != I2C_STATUS_SUCCESS) {
|
||||
if (status != I2C_RESULT_SUCCESS) {
|
||||
return TMP112A_STATUS_ERROR;
|
||||
}
|
||||
|
||||
@@ -143,7 +148,7 @@ tmp112a_status_t tmp112a_shutdown(void) {
|
||||
|
||||
/* 写回配置 */
|
||||
status = tmp112a_write_register(TMP112A_CONFIG_REG, config_reg);
|
||||
return (status == I2C_STATUS_SUCCESS) ? TMP112A_STATUS_SUCCESS : TMP112A_STATUS_ERROR;
|
||||
return (status == I2C_RESULT_SUCCESS) ? TMP112A_STATUS_SUCCESS : TMP112A_STATUS_ERROR;
|
||||
}
|
||||
|
||||
/*!
|
||||
@@ -154,11 +159,11 @@ tmp112a_status_t tmp112a_shutdown(void) {
|
||||
*/
|
||||
tmp112a_status_t tmp112a_wakeup(void) {
|
||||
uint16_t config_reg;
|
||||
i2c_status_t status;
|
||||
i2c_result_t status;
|
||||
|
||||
/* 读取当前配置 */
|
||||
status = tmp112a_read_register(TMP112A_CONFIG_REG, &config_reg);
|
||||
if (status != I2C_STATUS_SUCCESS) {
|
||||
if (status != I2C_RESULT_SUCCESS) {
|
||||
return TMP112A_STATUS_ERROR;
|
||||
}
|
||||
|
||||
@@ -167,7 +172,7 @@ tmp112a_status_t tmp112a_wakeup(void) {
|
||||
|
||||
/* 写回配置 */
|
||||
status = tmp112a_write_register(TMP112A_CONFIG_REG, config_reg);
|
||||
if (status != I2C_STATUS_SUCCESS) {
|
||||
if (status != I2C_RESULT_SUCCESS) {
|
||||
return TMP112A_STATUS_ERROR;
|
||||
}
|
||||
|
||||
@@ -185,7 +190,7 @@ tmp112a_status_t tmp112a_wakeup(void) {
|
||||
*/
|
||||
tmp112a_status_t tmp112a_one_shot(tmp112a_result_t *result) {
|
||||
uint16_t config_reg;
|
||||
i2c_status_t status;
|
||||
i2c_result_t status;
|
||||
uint8_t timeout = 100; // 100ms超时
|
||||
|
||||
if (result == NULL) {
|
||||
@@ -194,14 +199,14 @@ tmp112a_status_t tmp112a_one_shot(tmp112a_result_t *result) {
|
||||
|
||||
/* 读取当前配置 */
|
||||
status = tmp112a_read_register(TMP112A_CONFIG_REG, &config_reg);
|
||||
if (status != I2C_STATUS_SUCCESS) {
|
||||
if (status != I2C_RESULT_SUCCESS) {
|
||||
return TMP112A_STATUS_ERROR;
|
||||
}
|
||||
|
||||
/* 启动单次转换 */
|
||||
config_reg |= TMP112A_CONFIG_OS;
|
||||
status = tmp112a_write_register(TMP112A_CONFIG_REG, config_reg);
|
||||
if (status != I2C_STATUS_SUCCESS) {
|
||||
if (status != I2C_RESULT_SUCCESS) {
|
||||
return TMP112A_STATUS_ERROR;
|
||||
}
|
||||
|
||||
@@ -209,7 +214,7 @@ tmp112a_status_t tmp112a_one_shot(tmp112a_result_t *result) {
|
||||
do {
|
||||
delay_ms(1);
|
||||
status = tmp112a_read_register(TMP112A_CONFIG_REG, &config_reg);
|
||||
if (status != I2C_STATUS_SUCCESS) {
|
||||
if (status != I2C_RESULT_SUCCESS) {
|
||||
return TMP112A_STATUS_ERROR;
|
||||
}
|
||||
timeout--;
|
||||
@@ -253,9 +258,9 @@ const char* tmp112a_get_status_string(tmp112a_status_t status) {
|
||||
\param[in] reg_addr: 寄存器地址
|
||||
\param[in] value: 写入值
|
||||
\param[out] none
|
||||
\retval i2c_status_t
|
||||
\retval i2c_result_t
|
||||
*/
|
||||
static i2c_status_t tmp112a_write_register(uint8_t reg_addr, uint16_t value) {
|
||||
static i2c_result_t tmp112a_write_register(uint8_t reg_addr, uint16_t value) {
|
||||
uint8_t data[2];
|
||||
data[0] = (value >> 8) & 0xFF;
|
||||
data[1] = value & 0xFF;
|
||||
@@ -267,18 +272,18 @@ static i2c_status_t tmp112a_write_register(uint8_t reg_addr, uint16_t value) {
|
||||
\brief 读取寄存器
|
||||
\param[in] reg_addr: 寄存器地址
|
||||
\param[out] value: 读取值指针
|
||||
\retval i2c_status_t
|
||||
\retval i2c_result_t
|
||||
*/
|
||||
static i2c_status_t tmp112a_read_register(uint8_t reg_addr, uint16_t *value) {
|
||||
static i2c_result_t tmp112a_read_register(uint8_t reg_addr, uint16_t *value) {
|
||||
uint8_t data[2];
|
||||
i2c_status_t status;
|
||||
i2c_result_t status;
|
||||
|
||||
if (value == NULL) {
|
||||
return I2C_STATUS_INVALID_PARAM;
|
||||
return I2C_RESULT_INVALID_PARAM;
|
||||
}
|
||||
|
||||
status = i2c_read_16bits(TMP112A_ADDR, reg_addr, data);
|
||||
if (status == I2C_STATUS_SUCCESS) {
|
||||
if (status == I2C_RESULT_SUCCESS) {
|
||||
*value = ((uint16_t)data[0] << 8) | data[1];
|
||||
}
|
||||
|
||||
|
Binary file not shown.
BIN
doc/Texas_Instruments-LDC1612QDNTTQ1-datasheet.pdf
Normal file
BIN
doc/Texas_Instruments-LDC1612QDNTTQ1-datasheet.pdf
Normal file
Binary file not shown.
BIN
doc/采用 LDC 的电感式检测应用的传感器设计 (Rev. C).pdf
Normal file
BIN
doc/采用 LDC 的电感式检测应用的传感器设计 (Rev. C).pdf
Normal file
Binary file not shown.
Reference in New Issue
Block a user