137 lines
4.7 KiB
C
137 lines
4.7 KiB
C
#ifndef __SPL06_H
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#define __SPL06_H
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#include "main.h"
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//气压测量速率(sample/sec),Background 模式使用
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#define PM_RATE_1 (0<<4) //1 measurements pr. sec.
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#define PM_RATE_2 (1<<4) //2 measurements pr. sec.
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#define PM_RATE_4 (2<<4) //4 measurements pr. sec.
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#define PM_RATE_8 (3<<4) //8 measurements pr. sec.
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#define PM_RATE_16 (4<<4) //16 measurements pr. sec.
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#define PM_RATE_32 (5<<4) //32 measurements pr. sec.
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#define PM_RATE_64 (6<<4) //64 measurements pr. sec.
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#define PM_RATE_128 (7<<4) //128 measurements pr. sec.
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//气压过采样速率(times),Background 模式使用
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#define PM_PRC_1 0 //Sigle kP=524288 ,3.6ms
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#define PM_PRC_2 1 //2 times kP=1572864 ,5.2ms
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#define PM_PRC_4 2 //4 times kP=3670016 ,8.4ms
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#define PM_PRC_8 3 //8 times kP=7864320 ,14.8ms
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#define PM_PRC_16 4 //16 times kP=253952 ,27.6ms
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#define PM_PRC_32 5 //32 times kP=516096 ,53.2ms
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#define PM_PRC_64 6 //64 times kP=1040384 ,104.4ms
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#define PM_PRC_128 7 //128 times kP=2088960 ,206.8ms
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//温度测量速率(sample/sec),Background 模式使用
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#define TMP_RATE_1 (0<<4) //1 measurements pr. sec.
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#define TMP_RATE_2 (1<<4) //2 measurements pr. sec.
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#define TMP_RATE_4 (2<<4) //4 measurements pr. sec.
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#define TMP_RATE_8 (3<<4) //8 measurements pr. sec.
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#define TMP_RATE_16 (4<<4) //16 measurements pr. sec.
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#define TMP_RATE_32 (5<<4) //32 measurements pr. sec.
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#define TMP_RATE_64 (6<<4) //64 measurements pr. sec.
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#define TMP_RATE_128 (7<<4) //128 measurements pr. sec.
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//温度重采样速率(times),Background 模式使用
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#define TMP_PRC_1 0 //Sigle
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#define TMP_PRC_2 1 //2 times
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#define TMP_PRC_4 2 //4 times
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#define TMP_PRC_8 3 //8 times
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#define TMP_PRC_16 4 //16 times
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#define TMP_PRC_32 5 //32 times
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#define TMP_PRC_64 6 //64 times
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#define TMP_PRC_128 7 //128 times
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//SPL06_MEAS_CFG
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#define MEAS_COEF_RDY 0x80 //传感器内部校准值可读
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#define MEAS_SENSOR_RDY 0x40 //传感器初始化完成
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#define MEAS_TMP_RDY 0x20 //有新的温度数据
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#define MEAS_PRS_RDY 0x10 //有新的气压数据
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#define MEAS_CTRL_Standby 0x00 //空闲模式，挂起模式
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#define MEAS_CTRL_PressMeasure 0x01 //单次气压测量，命令模式下启动气压采集
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#define MEAS_CTRL_TempMeasure 0x02 //单次温度测量,命令模式下启动电压测量
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#define MEAS_CTRL_ContinuousPress 0x05 //连续气压测量
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#define MEAS_CTRL_ContinuousTemp 0x06 //连续温度测量
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#define MEAS_CTRL_ContinuousPressTemp 0x07 //连续气压温度测量
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//FIFO_STS
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#define SPL06_FIFO_FULL 0x02
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#define SPL06_FIFO_EMPTY 0x01
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//INT_STS
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#define SPL06_INT_FIFO_FULL 0x04
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#define SPL06_INT_TMP 0x02
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#define SPL06_INT_PRS 0x01
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//CFG_REG
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#define SPL06_CFG_T_SHIFT 0x08 //oversampling times>8时必须使用
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#define SPL06_CFG_P_SHIFT 0x04
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#define SP06_PSR_B2 0x00 //气压值
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#define SP06_PSR_B1 0x01
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#define SP06_PSR_B0 0x02
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#define SP06_TMP_B2 0x03 //温度值
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#define SP06_TMP_B1 0x04
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#define SP06_TMP_B0 0x05
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#define SP06_PSR_CFG 0x06 //气压测量速率配置
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#define SP06_TMP_CFG 0x07 //温度测量速度配置
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#define SP06_MEAS_CFG 0x08 //测量配置与传感器配置
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#define SP06_CFG_REG 0x09 //中断/FIF0/SPI线数配置
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#define SP06_INT_STS 0x0A //中断状态标志位
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#define SP06_FIFO_STS 0x0B //fifo状态
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#define SP06_RESET 0x0C
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#define SP06_ID 0x0D
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#define SP06_COEF 0x10 //-0x21
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#define SP06_COEF_SRCE 0x28
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#define SP06_Advice_Address 0x77 //IIC器件地址
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typedef struct { //内部出厂校准数据
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int16_t c0;
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int16_t c1;
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int32_t c00;
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int32_t c10;
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int16_t c01;
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int16_t c11;
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int16_t c20;
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int16_t c21;
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int16_t c30;
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}SPL06_Calib_Param;
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typedef struct {
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uint8_t chip_id; /**<chip id*/
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int32_t i32rawPressure;//原始气压数据
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int32_t i32rawTemperature;//原始温度数据
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int32_t i32kP; //气压补偿参数
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int32_t i32kT;//温度补偿参数
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}SPL06;
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uint8_t SPL06_Update(int32_t*Temp, int32_t *Press);//获取并计算出温度值、气压值
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uint8_t SPL06_Init(void);
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int32_t SPL06_CaculateHeight(int32_t GasPress);//计算高度，单位mm
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#endif
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