Juho Eskeli
Temperature/humidity/pressure values broadcast using BMP180 & Si7021 and onboard temperature sensor
Dependencies: BLE_API TMP_nrf51 mbed nRF51822
Fork of
VTT_NODEV3_LIS3DH
by 
Juho Eskeli
Revision 2:b221ba23b37f, committed 2016-01-25
- Comitter:
- jejuho
- Date:
- Mon Jan 25 14:36:57 2016 +0000
- Parent:
- 1:bd7fd35251ab
- Commit message:
- Initial version. Values from sensors not verified. Some problems with Si7021.
Changed in this revision
diff -r bd7fd35251ab -r b221ba23b37f BMP180.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/BMP180.h Mon Jan 25 14:36:57 2016 +0000
@@ -0,0 +1,164 @@
+#ifndef BMP180_H
+#define BMP180_H
+
+#include "mbed.h"
+
+#define BMP180_ADDRESS 0x77<<1 // I2C address of BMP180, eight bit address on mbed
+#define BMP180_WHO_AM_I 0xD0 // WHO_AM_I id of BMP180, should return 0x55
+#define BMP180_RESET 0xE0
+#define BMP180_CONTROL 0xF4
+#define BMP180_OUT_MSB 0xF6
+#define BMP180_OUT_LSB 0xF7
+#define BMP180_OUT_XLSB 0xF8
+
+// Set initial input parameters
+
+enum OSS { // BMP-085 sampling rate
+ OSS_0 = 0, // 4.5 ms conversion time
+ OSS_1, // 7.5
+ OSS_2, // 13.5
+ OSS_3 // 25.5
+};
+
+uint8_t OSS = OSS_3; // maximum pressure resolution
+
+// These are constants used to calculate the temperature and pressure from the BMP-180 sensor
+int16_t ac1, ac2, ac3, b1, b2, mb, mc, md, b5;
+uint16_t ac4, ac5, ac6;
+
+class BMP180 {
+
+ private:
+ //Set up I2C, (SDA,SCL)
+ I2C i2c;
+
+ protected:
+
+ public:
+
+ BMP180(PinName sda, PinName scl) : i2c(sda, scl) {
+
+ }
+
+
+
+ //===================================================================================================================
+//====== Set of useful function to access pressure and temperature data
+//===================================================================================================================
+
+ void writeByte(uint8_t address, uint8_t subAddress, uint8_t data)
+{
+ char data_write[2];
+ data_write[0] = subAddress;
+ data_write[1] = data;
+ i2c.write(address, data_write, 2, 0);
+}
+
+ char readByte(uint8_t address, uint8_t subAddress)
+{
+ char data[1]; // `data` will store the register data
+ char data_write[1];
+ data_write[0] = subAddress;
+ i2c.write(address, data_write, 1, 1); // no stop
+ i2c.read(address, data, 1, 0);
+ return data[0];
+}
+
+ void readBytes(uint8_t address, uint8_t subAddress, uint8_t count, uint8_t * dest)
+{
+ char data[14];
+ char data_write[1];
+ data_write[0] = subAddress;
+ i2c.write(address, data_write, 1, 1); // no stop
+ i2c.read(address, data, count, 0);
+ for(int ii = 0; ii < count; ii++) {
+ dest[ii] = data[ii];
+ }
+}
+
+
+// Stores all of the BMP180's calibration values into global variables
+// Calibration values are required to calculate temp and pressure
+// This function should be called at the beginning of the program
+// These BMP-180 functions were adapted from Jim Lindblom of SparkFun Electronics
+void BMP180Calibration()
+{
+ ac1 = readByte(BMP180_ADDRESS, 0xAA) << 8 | readByte(BMP180_ADDRESS, 0xAB);
+ ac2 = readByte(BMP180_ADDRESS, 0xAC) << 8 | readByte(BMP180_ADDRESS, 0xAD);
+ ac3 = readByte(BMP180_ADDRESS, 0xAE) << 8 | readByte(BMP180_ADDRESS, 0xAF);
+ ac4 = readByte(BMP180_ADDRESS, 0xB0) << 8 | readByte(BMP180_ADDRESS, 0xB1);
+ ac5 = readByte(BMP180_ADDRESS, 0xB2) << 8 | readByte(BMP180_ADDRESS, 0xB3);
+ ac6 = readByte(BMP180_ADDRESS, 0xB4) << 8 | readByte(BMP180_ADDRESS, 0xB5);
+ b1 = readByte(BMP180_ADDRESS, 0xB6) << 8 | readByte(BMP180_ADDRESS, 0xB7);
+ b2 = readByte(BMP180_ADDRESS, 0xB8) << 8 | readByte(BMP180_ADDRESS, 0xB9);
+ mb = readByte(BMP180_ADDRESS, 0xBA) << 8 | readByte(BMP180_ADDRESS, 0xBB);
+ mc = readByte(BMP180_ADDRESS, 0xBC) << 8 | readByte(BMP180_ADDRESS, 0xBD);
+ md = readByte(BMP180_ADDRESS, 0xBE) << 8 | readByte(BMP180_ADDRESS, 0xBF);
+}
+
+ // Temperature returned will be in units of 0.1 deg C
+ int16_t BMP180GetTemperature()
+ {
+ int16_t ut = 0;
+ writeByte(BMP180_ADDRESS, 0xF4, 0x2E); // start temperature measurement
+ wait(0.005);
+
+ uint8_t rawData[2] = {0, 0};
+ readBytes(BMP180_ADDRESS, 0xF6, 2, &rawData[0]); // read raw temperature measurement
+ ut = (((int16_t) rawData[0] << 8) | rawData[1]);
+
+ long x1, x2;
+
+ x1 = (((long)ut - (long)ac6)*(long)ac5) >> 15;
+ x2 = ((long)mc << 11)/(x1 + md);
+ b5 = x1 + x2;
+
+ return ((b5 + 8)>>4);
+}
+
+// Calculate pressure read calibration values
+// b5 is also required so BMP180GetTemperature() must be called first.
+// Value returned will be pressure in units of Pa.
+long BMP180GetPressure()
+{
+ long up = 0;
+ writeByte(BMP180_ADDRESS, 0xF4, 0x34 | OSS << 6); // Configure pressure measurement for highest resolution
+ wait((5.0f + 8.0f*3.0f)/1000.0f);
+ uint8_t rawData[3] = {0, 0, 0};
+ readBytes(BMP180_ADDRESS, 0xF6, 3, &rawData[0]); // read raw pressure measurement of 19 bits
+ up = (((long) rawData[0] << 16) | ((long)rawData[1] << 8) | rawData[2]) >> (8 - OSS);
+
+ long x1, x2, x3, b3, b6, p;
+ unsigned long b4, b7;
+
+ b6 = b5 - 4000;
+ // Calculate B3
+ x1 = (b2 * (b6 * b6)>>12)>>11;
+ x2 = (ac2 * b6)>>11;
+ x3 = x1 + x2;
+ b3 = (((((long)ac1)*4 + x3)<<OSS) + 2)>>2;
+
+ // Calculate B4
+ x1 = (ac3 * b6)>>13;
+ x2 = (b1 * ((b6 * b6)>>12))>>16;
+ x3 = ((x1 + x2) + 2)>>2;
+ b4 = (ac4 * (unsigned long)(x3 + 32768))>>15;
+
+ b7 = ((unsigned long)(up - b3) * (50000>>OSS));
+ if (b7 < 0x80000000)
+ p = (b7<<1)/b4;
+ else
+ p = (b7/b4)<<1;
+
+ x1 = (p>>8) * (p>>8);
+ x1 = (x1 * 3038)>>16;
+ x2 = (-7357 * p)>>16;
+ p += (x1 + x2 + 3791)>>4;
+
+ return p;
+}
+
+
+
+ };
+#endif
diff -r bd7fd35251ab -r b221ba23b37f LEDService.h
--- a/LEDService.h Mon Jan 25 13:27:15 2016 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,42 +0,0 @@
-/* mbed Microcontroller Library
- * Copyright (c) 2006-2013 ARM Limited
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef __BLE_LED_SERVICE_H__
-#define __BLE_LED_SERVICE_H__
-
-class LEDService {
-public:
- const static uint16_t LED_SERVICE_UUID = 0xA000;
- const static uint16_t LED_STATE_CHARACTERISTIC_UUID = 0xA001;
-
- LEDService(BLEDevice &_ble, bool initialValueForLEDCharacteristic) :
- ble(_ble), ledState(LED_STATE_CHARACTERISTIC_UUID, &initialValueForLEDCharacteristic)
- {
- GattCharacteristic *charTable[] = {&ledState};
- GattService ledService(LED_SERVICE_UUID, charTable, sizeof(charTable) / sizeof(GattCharacteristic *));
- ble.addService(ledService);
- }
-
- GattAttribute::Handle_t getValueHandle() const {
- return ledState.getValueHandle();
- }
-
-private:
- BLEDevice &ble;
- ReadWriteGattCharacteristic<bool> ledState;
-};
-
-#endif /* #ifndef __BLE_LED_SERVICE_H__ */
diff -r bd7fd35251ab -r b221ba23b37f LIS3DH.cpp
--- a/LIS3DH.cpp Mon Jan 25 13:27:15 2016 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,1614 +0,0 @@
-#include "LIS3DH.h"
-
-LIS3DH::LIS3DH(PinName mosi, PinName miso, PinName ss, PinName sck): _spi(mosi,miso,sck), _ss(ss){
- // Make sure CS is high
- _ss = 1;
- // Setup the spi for 8 bit data, high steady state clock,
- // second edge capture, with a 1MHz clock rate
- _spi.format(8,3);
- _spi.frequency(8000000);
-
-
-}
-
-u8_t LIS3DH::InitLIS3DH(LIS3DH_Mode_t Mode, LIS3DH_ODR_t Odr, LIS3DH_Fullscale_t Grange)
-{
- uint8_t response;
- uint8_t Tmp;
-
- LIS3DH_GetWHO_AM_I(&Tmp);
-
- response = LIS3DH_SetODR(Odr);
-
- //set PowerMode
- response = LIS3DH_SetMode(Mode);
-
- //set Fullscale
- response = LIS3DH_SetFullScale(Grange);
-
- //set axis Enable
- response = LIS3DH_SetAxis(LIS3DH_X_ENABLE | LIS3DH_Y_ENABLE | LIS3DH_Z_ENABLE);
-
- return response;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetStatusAUX
-* Description : Read the AUX status register
-* Input : Char to empty by status register buffer
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetStatusAUX(u8_t* val) {
-
- if( !LIS3DH_ReadReg(LIS3DH_STATUS_AUX, val) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetStatusAUXBIT
-* Description : Read the AUX status register BIT
-* Input : LIS3DH_STATUS_AUX_321OR, LIS3DH_STATUS_AUX_3OR, LIS3DH_STATUS_AUX_2OR, LIS3DH_STATUS_AUX_1OR,
- LIS3DH_STATUS_AUX_321DA, LIS3DH_STATUS_AUX_3DA, LIS3DH_STATUS_AUX_2DA, LIS3DH_STATUS_AUX_1DA
-* Output : None
-* Return : Status of BIT [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetStatusAUXBit(u8_t statusBIT, u8_t* val) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_STATUS_AUX, &value) )
- return MEMS_ERROR;
-
- if(statusBIT == LIS3DH_STATUS_AUX_321OR){
- if(value &= LIS3DH_STATUS_AUX_321OR){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
-
- if(statusBIT == LIS3DH_STATUS_AUX_3OR){
- if(value &= LIS3DH_STATUS_AUX_3OR){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
-
- if(statusBIT == LIS3DH_STATUS_AUX_2OR){
- if(value &= LIS3DH_STATUS_AUX_2OR){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
-
- if(statusBIT == LIS3DH_STATUS_AUX_1OR){
- if(value &= LIS3DH_STATUS_AUX_1OR){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
-
- if(statusBIT == LIS3DH_STATUS_AUX_321DA){
- if(value &= LIS3DH_STATUS_AUX_321DA) {
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
-
- if(statusBIT == LIS3DH_STATUS_AUX_3DA){
- if(value &= LIS3DH_STATUS_AUX_3DA){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
-
- if(statusBIT == LIS3DH_STATUS_AUX_2DA){
- if(value &= LIS3DH_STATUS_AUX_2DA){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
-
- if(statusBIT == LIS3DH_STATUS_AUX_1DA){
- if(value &= LIS3DH_STATUS_AUX_1DA){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
- return MEMS_ERROR;
-}
-
-u8_t LIS3DH::SetLIS3DHActivityDetection(uint8_t Th, LIS3DH_Int1Mode_t Mode, uint8_t OnOff)
-{
- uint8_t response;
-
- response = LIS3DH_SetInt1Pin(LIS3DH_CLICK_ON_PIN_INT1_DISABLE | LIS3DH_I1_INT1_ON_PIN_INT1_ENABLE |
- LIS3DH_I1_INT2_ON_PIN_INT1_DISABLE | LIS3DH_I1_DRDY1_ON_INT1_DISABLE | LIS3DH_I1_DRDY2_ON_INT1_DISABLE |
- LIS3DH_WTM_ON_INT1_DISABLE | LIS3DH_INT1_OVERRUN_DISABLE );
-
- //set Interrupt Threshold
- response = LIS3DH_SetInt1Threshold(Th);
-
- //set Interrupt configuration (all enabled)
- if(OnOff)
- {
- response = LIS3DH_SetIntConfiguration(LIS3DH_INT1_ZHIE_ENABLE | LIS3DH_INT1_ZLIE_ENABLE |
- LIS3DH_INT1_YHIE_ENABLE | LIS3DH_INT1_YLIE_ENABLE |
- LIS3DH_INT1_XHIE_ENABLE | LIS3DH_INT1_XLIE_ENABLE );
- }
- else
- {
- response = LIS3DH_SetIntConfiguration(LIS3DH_INT1_ZHIE_DISABLE | LIS3DH_INT1_ZLIE_DISABLE |
- LIS3DH_INT1_YHIE_DISABLE | LIS3DH_INT1_YLIE_DISABLE |
- LIS3DH_INT1_XHIE_DISABLE | LIS3DH_INT1_XLIE_DISABLE );
- }
-
- //set Interrupt Mode
- response = LIS3DH_SetIntMode(Mode);
-
- return response;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetODR
-* Description : Sets LIS3DH Output Data Rate
-* Input : Output Data Rate
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetODR(LIS3DH_ODR_t ov){
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG1, &value) )
- return MEMS_ERROR;
-
- value &= 0x0f;
- value |= ov<<LIS3DH_ODR_BIT;
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG1, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetMode
-* Description : Sets LIS3DH Operating Mode
-* Input : Modality (LIS3DH_NORMAL, LIS3DH_LOW_POWER, LIS3DH_POWER_DOWN)
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetMode(LIS3DH_Mode_t md) {
- u8_t value;
- u8_t value2;
- static u8_t ODR_old_value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG1, &value) )
- return MEMS_ERROR;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG4, &value2) )
- return MEMS_ERROR;
-
- if((value & 0xF0)==0)
- value = value | (ODR_old_value & 0xF0); //if it comes from POWERDOWN
-
- switch(md) {
-
- case LIS3DH_POWER_DOWN:
- ODR_old_value = value;
- value &= 0x0F;
- break;
-
- case LIS3DH_NORMAL:
- value &= 0xF7;
- value |= (MEMS_RESET<<LIS3DH_LPEN);
- value2 &= 0xF7;
- value2 |= (MEMS_SET<<LIS3DH_HR); //set HighResolution_BIT
- break;
-
- case LIS3DH_LOW_POWER:
- value &= 0xF7;
- value |= (MEMS_SET<<LIS3DH_LPEN);
- value2 &= 0xF7;
- value2 |= (MEMS_RESET<<LIS3DH_HR); //reset HighResolution_BIT
- break;
-
- default:
- return MEMS_ERROR;
- }
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG1, value) )
- return MEMS_ERROR;
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG4, value2) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetAxis
-* Description : Enable/Disable LIS3DH Axis
-* Input : LIS3DH_X_ENABLE/DISABLE | LIS3DH_Y_ENABLE/DISABLE | LIS3DH_Z_ENABLE/DISABLE
-* Output : None
-* Note : You MUST use all input variable in the argument, as example
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetAxis(LIS3DH_Axis_t axis) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG1, &value) )
- return MEMS_ERROR;
- value &= 0xF8;
- value |= (0x07 & axis);
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG1, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetFullScale
-* Description : Sets the LIS3DH FullScale
-* Input : LIS3DH_FULLSCALE_2/LIS3DH_FULLSCALE_4/LIS3DH_FULLSCALE_8/LIS3DH_FULLSCALE_16
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetFullScale(LIS3DH_Fullscale_t fs) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG4, &value) )
- return MEMS_ERROR;
-
- value &= 0xCF;
- value |= (fs<<LIS3DH_FS);
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG4, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetBDU
-* Description : Enable/Disable Block Data Update Functionality
-* Input : ENABLE/DISABLE
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetBDU(State_t bdu) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG4, &value) )
- return MEMS_ERROR;
-
- value &= 0x7F;
- value |= (bdu<<LIS3DH_BDU);
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG4, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetBLE
-* Description : Set Endianess (MSB/LSB)
-* Input : BLE_LSB / BLE_MSB
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetBLE(LIS3DH_Endianess_t ble) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG4, &value) )
- return MEMS_ERROR;
-
- value &= 0xBF;
- value |= (ble<<LIS3DH_BLE);
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG4, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetSelfTest
-* Description : Set Self Test Modality
-* Input : LIS3DH_SELF_TEST_DISABLE/ST_0/ST_1
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetSelfTest(LIS3DH_SelfTest_t st) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG4, &value) )
- return MEMS_ERROR;
-
- value &= 0xF9;
- value |= (st<<LIS3DH_ST);
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG4, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_HPFClick
-* Description : Enable/Disable High Pass Filter for click
-* Input : MEMS_ENABLE/MEMS_DISABLE
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_HPFClickEnable(State_t hpfe) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG2, &value) )
- return MEMS_ERROR;
-
- value &= 0xFB;
- value |= (hpfe<<LIS3DH_HPCLICK);
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG2, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_HPFAOI1
-* Description : Enable/Disable High Pass Filter for AOI on INT_1
-* Input : MEMS_ENABLE/MEMS_DISABLE
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_HPFAOI1Enable(State_t hpfe) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG2, &value) )
- return MEMS_ERROR;
-
- value &= 0xFE;
- value |= (hpfe<<LIS3DH_HPIS1);
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG2, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_HPFAOI2
-* Description : Enable/Disable High Pass Filter for AOI on INT_2
-* Input : MEMS_ENABLE/MEMS_DISABLE
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_HPFAOI2Enable(State_t hpfe) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG2, &value) )
- return MEMS_ERROR;
-
- value &= 0xFD;
- value |= (hpfe<<LIS3DH_HPIS2);
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG2, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetHPFMode
-* Description : Set High Pass Filter Modality
-* Input : LIS3DH_HPM_NORMAL_MODE_RES/LIS3DH_HPM_REF_SIGNAL/
- LIS3DH_HPM_NORMAL_MODE/LIS3DH_HPM_AUTORESET_INT
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetHPFMode(LIS3DH_HPFMode_t hpm) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG2, &value) )
- return MEMS_ERROR;
-
- value &= 0x3F;
- value |= (hpm<<LIS3DH_HPM);
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG2, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetHPFCutOFF
-* Description : Set High Pass CUT OFF Freq
-* Input : HPFCF [0,3]
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetHPFCutOFF(LIS3DH_HPFCutOffFreq_t hpf) {
- u8_t value;
-
- if (hpf > 3)
- return MEMS_ERROR;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG2, &value) )
- return MEMS_ERROR;
-
- value &= 0xCF;
- value |= (hpf<<LIS3DH_HPCF);
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG2, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetFilterDataSel
-* Description : Set Filter Data Selection bypassed or sent to FIFO OUT register
-* Input : MEMS_SET, MEMS_RESET
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetFilterDataSel(State_t state) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG2, &value) )
- return MEMS_ERROR;
-
- value &= 0xF7;
- value |= (state<<LIS3DH_FDS);
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG2, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetTemperature
-* Description : Sets LIS3DH Output Temperature
-* Input : MEMS_ENABLE, MEMS_DISABLE
-* Output : None
-* Note : For Read Temperature by LIS3DH_OUT_AUX_3, LIS3DH_SetADCAux and LIS3DH_SetBDU
- functions must be ENABLE
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetTemperature(State_t state){
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_TEMP_CFG_REG, &value) )
- return MEMS_ERROR;
-
- value &= 0xBF;
- value |= state<<LIS3DH_TEMP_EN;
-
- if( !LIS3DH_WriteReg(LIS3DH_TEMP_CFG_REG, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetADCAux
-* Description : Sets LIS3DH Output ADC
-* Input : MEMS_ENABLE, MEMS_DISABLE
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetADCAux(State_t state){
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_TEMP_CFG_REG, &value) )
- return MEMS_ERROR;
-
- value &= 0x7F;
- value |= state<<LIS3DH_ADC_PD;
-
- if( !LIS3DH_WriteReg(LIS3DH_TEMP_CFG_REG, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetAuxRaw
-* Description : Read the Aux Values Output Registers
-* Input : Buffer to empty
-* Output : Aux Values Registers buffer
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetAuxRaw(LIS3DH_Aux123Raw_t* buff) {
- u8_t valueL;
- u8_t valueH;
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_1_L, &valueL) )
- return MEMS_ERROR;
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_1_H, &valueH) )
- return MEMS_ERROR;
-
- buff->AUX_1 = (u16_t)( (valueH << 8) | valueL )/16;
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_2_L, &valueL) )
- return MEMS_ERROR;
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_2_H, &valueH) )
- return MEMS_ERROR;
-
- buff->AUX_2 = (u16_t)( (valueH << 8) | valueL )/16;
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_3_L, &valueL) )
- return MEMS_ERROR;
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_3_H, &valueH) )
- return MEMS_ERROR;
-
- buff->AUX_3 = (u16_t)( (valueH << 8) | valueL )/16;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetInt1Pin
-* Description : Set Interrupt1 pin Function
-* Input : LIS3DH_CLICK_ON_PIN_INT1_ENABLE/DISABLE | LIS3DH_I1_INT1_ON_PIN_INT1_ENABLE/DISABLE |
- LIS3DH_I1_INT2_ON_PIN_INT1_ENABLE/DISABLE | LIS3DH_I1_DRDY1_ON_INT1_ENABLE/DISABLE |
- LIS3DH_I1_DRDY2_ON_INT1_ENABLE/DISABLE | LIS3DH_WTM_ON_INT1_ENABLE/DISABLE |
- LIS3DH_INT1_OVERRUN_ENABLE/DISABLE
-* example : SetInt1Pin(LIS3DH_CLICK_ON_PIN_INT1_ENABLE | LIS3DH_I1_INT1_ON_PIN_INT1_ENABLE |
- LIS3DH_I1_INT2_ON_PIN_INT1_DISABLE | LIS3DH_I1_DRDY1_ON_INT1_ENABLE | LIS3DH_I1_DRDY2_ON_INT1_ENABLE |
- LIS3DH_WTM_ON_INT1_DISABLE | LIS3DH_INT1_OVERRUN_DISABLE )
-* Note : To enable Interrupt signals on INT1 Pad (You MUST use all input variable in the argument, as example)
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetInt1Pin(LIS3DH_IntPinConf_t pinConf) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG3, &value) )
- return MEMS_ERROR;
-
- value &= 0x00;
- value |= pinConf;
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG3, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetInt2Pin
-* Description : Set Interrupt2 pin Function
-* Input : LIS3DH_CLICK_ON_PIN_INT2_ENABLE/DISABLE | LIS3DH_I2_INT1_ON_PIN_INT2_ENABLE/DISABLE |
- LIS3DH_I2_INT2_ON_PIN_INT2_ENABLE/DISABLE | LIS3DH_I2_BOOT_ON_INT2_ENABLE/DISABLE |
- LIS3DH_INT_ACTIVE_HIGH/LOW
-* example : LIS3DH_SetInt2Pin(LIS3DH_CLICK_ON_PIN_INT2_ENABLE/DISABLE | LIS3DH_I2_INT1_ON_PIN_INT2_ENABLE/DISABLE |
- LIS3DH_I2_INT2_ON_PIN_INT2_ENABLE/DISABLE | LIS3DH_I2_BOOT_ON_INT2_ENABLE/DISABLE |
- LIS3DH_INT_ACTIVE_HIGH/LOW)
-* Note : To enable Interrupt signals on INT2 Pad (You MUST use all input variable in the argument, as example)
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetInt2Pin(LIS3DH_IntPinConf_t pinConf) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG6, &value) )
- return MEMS_ERROR;
-
- value &= 0x00;
- value |= pinConf;
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG6, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetClickCFG
-* Description : Set Click Interrupt config Function
-* Input : LIS3DH_ZD_ENABLE/DISABLE | LIS3DH_ZS_ENABLE/DISABLE | LIS3DH_YD_ENABLE/DISABLE |
- LIS3DH_YS_ENABLE/DISABLE | LIS3DH_XD_ENABLE/DISABLE | LIS3DH_XS_ENABLE/DISABLE
-* example : LIS3DH_SetClickCFG( LIS3DH_ZD_ENABLE | LIS3DH_ZS_DISABLE | LIS3DH_YD_ENABLE |
- LIS3DH_YS_DISABLE | LIS3DH_XD_ENABLE | LIS3DH_XS_ENABLE)
-* Note : You MUST use all input variable in the argument, as example
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetClickCFG(u8_t status) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CLICK_CFG, &value) )
- return MEMS_ERROR;
-
- value &= 0xC0;
- value |= status;
-
- if( !LIS3DH_WriteReg(LIS3DH_CLICK_CFG, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetClickTHS
-* Description : Set Click Interrupt threshold
-* Input : Click-click Threshold value [0-127]
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetClickTHS(u8_t ths) {
-
- if(ths>127)
- return MEMS_ERROR;
-
- if( !LIS3DH_WriteReg(LIS3DH_CLICK_THS, ths) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetClickLIMIT
-* Description : Set Click Interrupt Time Limit
-* Input : Click-click Time Limit value [0-127]
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetClickLIMIT(u8_t t_limit) {
-
- if(t_limit>127)
- return MEMS_ERROR;
-
- if( !LIS3DH_WriteReg(LIS3DH_TIME_LIMIT, t_limit) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetClickLATENCY
-* Description : Set Click Interrupt Time Latency
-* Input : Click-click Time Latency value [0-255]
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetClickLATENCY(u8_t t_latency) {
-
- if( !LIS3DH_WriteReg(LIS3DH_TIME_LATENCY, t_latency) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetClickWINDOW
-* Description : Set Click Interrupt Time Window
-* Input : Click-click Time Window value [0-255]
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetClickWINDOW(u8_t t_window) {
-
- if( !LIS3DH_WriteReg(LIS3DH_TIME_WINDOW, t_window) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetClickResponse
-* Description : Get Click Interrupt Response by CLICK_SRC REGISTER
-* Input : char to empty by Click Response Typedef
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetClickResponse(u8_t* res) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CLICK_SRC, &value) )
- return MEMS_ERROR;
-
- value &= 0x7F;
-
- if((value & LIS3DH_IA)==0) {
- *res = LIS3DH_NO_CLICK;
- return MEMS_SUCCESS;
- }
- else {
- if (value & LIS3DH_DCLICK){
- if (value & LIS3DH_CLICK_SIGN){
- if (value & LIS3DH_CLICK_Z) {
- *res = LIS3DH_DCLICK_Z_N;
- return MEMS_SUCCESS;
- }
- if (value & LIS3DH_CLICK_Y) {
- *res = LIS3DH_DCLICK_Y_N;
- return MEMS_SUCCESS;
- }
- if (value & LIS3DH_CLICK_X) {
- *res = LIS3DH_DCLICK_X_N;
- return MEMS_SUCCESS;
- }
- }
- else{
- if (value & LIS3DH_CLICK_Z) {
- *res = LIS3DH_DCLICK_Z_P;
- return MEMS_SUCCESS;
- }
- if (value & LIS3DH_CLICK_Y) {
- *res = LIS3DH_DCLICK_Y_P;
- return MEMS_SUCCESS;
- }
- if (value & LIS3DH_CLICK_X) {
- *res = LIS3DH_DCLICK_X_P;
- return MEMS_SUCCESS;
- }
- }
- }
- else{
- if (value & LIS3DH_CLICK_SIGN){
- if (value & LIS3DH_CLICK_Z) {
- *res = LIS3DH_SCLICK_Z_N;
- return MEMS_SUCCESS;
- }
- if (value & LIS3DH_CLICK_Y) {
- *res = LIS3DH_SCLICK_Y_N;
- return MEMS_SUCCESS;
- }
- if (value & LIS3DH_CLICK_X) {
- *res = LIS3DH_SCLICK_X_N;
- return MEMS_SUCCESS;
- }
- }
- else{
- if (value & LIS3DH_CLICK_Z) {
- *res = LIS3DH_SCLICK_Z_P;
- return MEMS_SUCCESS;
- }
- if (value & LIS3DH_CLICK_Y) {
- *res = LIS3DH_SCLICK_Y_P;
- return MEMS_SUCCESS;
- }
- if (value & LIS3DH_CLICK_X) {
- *res = LIS3DH_SCLICK_X_P;
- return MEMS_SUCCESS;
- }
- }
- }
- }
- return MEMS_ERROR;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_Int1LatchEnable
-* Description : Enable Interrupt 1 Latching function
-* Input : ENABLE/DISABLE
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_Int1LatchEnable(State_t latch) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value) )
- return MEMS_ERROR;
-
- value &= 0xF7;
- value |= latch<<LIS3DH_LIR_INT1;
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-status_t LIS3DH::LIS3DH_ResetInt1Latch(void) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_INT1_SRC, &value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetIntConfiguration
-* Description : Interrupt 1 Configuration (without LIS3DH_6D_INT)
-* Input : LIS3DH_INT1_AND/OR | LIS3DH_INT1_ZHIE_ENABLE/DISABLE | LIS3DH_INT1_ZLIE_ENABLE/DISABLE...
-* Output : None
-* Note : You MUST use all input variable in the argument, as example
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetIntConfiguration(LIS3DH_Int1Conf_t ic) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_INT1_CFG, &value) )
- return MEMS_ERROR;
-
- value &= 0x40;
- value |= ic;
-
- if( !LIS3DH_WriteReg(LIS3DH_INT1_CFG, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetIntMode
-* Description : Interrupt 1 Configuration mode (OR, 6D Movement, AND, 6D Position)
-* Input : LIS3DH_INT_MODE_OR, LIS3DH_INT_MODE_6D_MOVEMENT, LIS3DH_INT_MODE_AND,
- LIS3DH_INT_MODE_6D_POSITION
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetIntMode(LIS3DH_Int1Mode_t int_mode) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_INT1_CFG, &value) )
- return MEMS_ERROR;
-
- value &= 0x3F;
- value |= (int_mode<<LIS3DH_INT_6D);
-
- if( !LIS3DH_WriteReg(LIS3DH_INT1_CFG, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetInt6D4DConfiguration
-* Description : 6D, 4D Interrupt Configuration
-* Input : LIS3DH_INT1_6D_ENABLE, LIS3DH_INT1_4D_ENABLE, LIS3DH_INT1_6D_4D_DISABLE
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetInt6D4DConfiguration(LIS3DH_INT_6D_4D_t ic) {
- u8_t value;
- u8_t value2;
-
- if( !LIS3DH_ReadReg(LIS3DH_INT1_CFG, &value) )
- return MEMS_ERROR;
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value2) )
- return MEMS_ERROR;
-
- if(ic == LIS3DH_INT1_6D_ENABLE){
- value &= 0xBF;
- value |= (MEMS_ENABLE<<LIS3DH_INT_6D);
- value2 &= 0xFB;
- value2 |= (MEMS_DISABLE<<LIS3DH_D4D_INT1);
- }
-
- if(ic == LIS3DH_INT1_4D_ENABLE){
- value &= 0xBF;
- value |= (MEMS_ENABLE<<LIS3DH_INT_6D);
- value2 &= 0xFB;
- value2 |= (MEMS_ENABLE<<LIS3DH_D4D_INT1);
- }
-
- if(ic == LIS3DH_INT1_6D_4D_DISABLE){
- value &= 0xBF;
- value |= (MEMS_DISABLE<<LIS3DH_INT_6D);
- value2 &= 0xFB;
- value2 |= (MEMS_DISABLE<<LIS3DH_D4D_INT1);
- }
-
- if( !LIS3DH_WriteReg(LIS3DH_INT1_CFG, value) )
- return MEMS_ERROR;
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value2) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_Get6DPosition
-* Description : 6D, 4D Interrupt Position Detect
-* Input : Byte to empty by POSITION_6D_t Typedef
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_Get6DPosition(u8_t* val){
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_INT1_SRC, &value) )
- return MEMS_ERROR;
-
- value &= 0x7F;
-
- switch (value){
- case LIS3DH_UP_SX:
- *val = LIS3DH_UP_SX;
- break;
- case LIS3DH_UP_DX:
- *val = LIS3DH_UP_DX;
- break;
- case LIS3DH_DW_SX:
- *val = LIS3DH_DW_SX;
- break;
- case LIS3DH_DW_DX:
- *val = LIS3DH_DW_DX;
- break;
- case LIS3DH_TOP:
- *val = LIS3DH_TOP;
- break;
- case LIS3DH_BOTTOM:
- *val = LIS3DH_BOTTOM;
- break;
- }
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetInt1Threshold
-* Description : Sets Interrupt 1 Threshold
-* Input : Threshold = [0,31]
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetInt1Threshold(u8_t ths) {
- if (ths > 127)
- return MEMS_ERROR;
-
- if( !LIS3DH_WriteReg(LIS3DH_INT1_THS, ths) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetInt1Duration
-* Description : Sets Interrupt 1 Duration
-* Input : Duration value
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetInt1Duration(LIS3DH_Int1Conf_t id) {
-
- if (id > 127)
- return MEMS_ERROR;
-
- if( !LIS3DH_WriteReg(LIS3DH_INT1_DURATION, id) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_FIFOModeEnable
-* Description : Sets Fifo Modality
-* Input : LIS3DH_FIFO_DISABLE, LIS3DH_FIFO_BYPASS_MODE, LIS3DH_FIFO_MODE,
- LIS3DH_FIFO_STREAM_MODE, LIS3DH_FIFO_TRIGGER_MODE
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_FIFOModeEnable(LIS3DH_FifoMode_t fm) {
- u8_t value;
-
- if(fm == LIS3DH_FIFO_DISABLE) {
- if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
- return MEMS_ERROR;
-
- value &= 0x1F;
- value |= (LIS3DH_FIFO_BYPASS_MODE<<LIS3DH_FM);
-
- if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) ) //fifo mode bypass
- return MEMS_ERROR;
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value) )
- return MEMS_ERROR;
-
- value &= 0xBF;
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value) ) //fifo disable
- return MEMS_ERROR;
- }
-
- if(fm == LIS3DH_FIFO_BYPASS_MODE) {
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value) )
- return MEMS_ERROR;
-
- value &= 0xBF;
- value |= MEMS_SET<<LIS3DH_FIFO_EN;
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value) ) //fifo enable
- return MEMS_ERROR;
- if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
- return MEMS_ERROR;
-
- value &= 0x1f;
- value |= (fm<<LIS3DH_FM); //fifo mode configuration
-
- if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) )
- return MEMS_ERROR;
- }
-
- if(fm == LIS3DH_FIFO_MODE) {
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value) )
- return MEMS_ERROR;
-
- value &= 0xBF;
- value |= MEMS_SET<<LIS3DH_FIFO_EN;
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value) ) //fifo enable
- return MEMS_ERROR;
- if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
- return MEMS_ERROR;
-
- value &= 0x1f;
- value |= (fm<<LIS3DH_FM); //fifo mode configuration
-
- if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) )
- return MEMS_ERROR;
- }
-
- if(fm == LIS3DH_FIFO_STREAM_MODE) {
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value) )
- return MEMS_ERROR;
-
- value &= 0xBF;
- value |= MEMS_SET<<LIS3DH_FIFO_EN;
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value) ) //fifo enable
- return MEMS_ERROR;
- if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
- return MEMS_ERROR;
-
- value &= 0x1f;
- value |= (fm<<LIS3DH_FM); //fifo mode configuration
-
- if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) )
- return MEMS_ERROR;
- }
-
- if(fm == LIS3DH_FIFO_TRIGGER_MODE) {
- if( !LIS3DH_ReadReg(LIS3DH_CTRL_REG5, &value) )
- return MEMS_ERROR;
-
- value &= 0xBF;
- value |= MEMS_SET<<LIS3DH_FIFO_EN;
-
- if( !LIS3DH_WriteReg(LIS3DH_CTRL_REG5, value) ) //fifo enable
- return MEMS_ERROR;
- if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
- return MEMS_ERROR;
-
- value &= 0x1f;
- value |= (fm<<LIS3DH_FM); //fifo mode configuration
-
- if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) )
- return MEMS_ERROR;
- }
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetTriggerInt
-* Description : Trigger event liked to trigger signal INT1/INT2
-* Input : LIS3DH_TRIG_INT1/LIS3DH_TRIG_INT2
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetTriggerInt(LIS3DH_TrigInt_t tr) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
- return MEMS_ERROR;
-
- value &= 0xDF;
- value |= (tr<<LIS3DH_TR);
-
- if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_SetWaterMark
-* Description : Sets Watermark Value
-* Input : Watermark = [0,31]
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_SetWaterMark(u8_t wtm) {
- u8_t value;
-
- if(wtm > 31)
- return MEMS_ERROR;
-
- if( !LIS3DH_ReadReg(LIS3DH_FIFO_CTRL_REG, &value) )
- return MEMS_ERROR;
-
- value &= 0xE0;
- value |= wtm;
-
- if( !LIS3DH_WriteReg(LIS3DH_FIFO_CTRL_REG, value) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetStatusReg
-* Description : Read the status register
-* Input : char to empty by Status Reg Value
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetStatusReg(u8_t* val) {
- if( !LIS3DH_ReadReg(LIS3DH_STATUS_REG, val) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetStatusBIT
-* Description : Read the status register BIT
-* Input : LIS3DH_STATUS_REG_ZYXOR, LIS3DH_STATUS_REG_ZOR, LIS3DH_STATUS_REG_YOR, LIS3DH_STATUS_REG_XOR,
- LIS3DH_STATUS_REG_ZYXDA, LIS3DH_STATUS_REG_ZDA, LIS3DH_STATUS_REG_YDA, LIS3DH_STATUS_REG_XDA,
- LIS3DH_DATAREADY_BIT
- val: Byte to be filled with the status bit
-* Output : status register BIT
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetStatusBit(u8_t statusBIT, u8_t* val) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_STATUS_REG, &value) )
- return MEMS_ERROR;
-
- switch (statusBIT){
- case LIS3DH_STATUS_REG_ZYXOR:
- if(value &= LIS3DH_STATUS_REG_ZYXOR){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- case LIS3DH_STATUS_REG_ZOR:
- if(value &= LIS3DH_STATUS_REG_ZOR){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- case LIS3DH_STATUS_REG_YOR:
- if(value &= LIS3DH_STATUS_REG_YOR){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- case LIS3DH_STATUS_REG_XOR:
- if(value &= LIS3DH_STATUS_REG_XOR){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- case LIS3DH_STATUS_REG_ZYXDA:
- if(value &= LIS3DH_STATUS_REG_ZYXDA){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- case LIS3DH_STATUS_REG_ZDA:
- if(value &= LIS3DH_STATUS_REG_ZDA){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- case LIS3DH_STATUS_REG_YDA:
- if(value &= LIS3DH_STATUS_REG_YDA){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- case LIS3DH_STATUS_REG_XDA:
- if(value &= LIS3DH_STATUS_REG_XDA){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
-
- }
- return MEMS_ERROR;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetAccAxesRaw
-* Description : Read the Acceleration Values Output Registers
-* Input : buffer to empity by AxesRaw_t Typedef
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetAccAxesRaw(AxesRaw_t* buff) {
- i16_t value;
- u8_t *valueL = (u8_t *)(&value);
- u8_t *valueH = ((u8_t *)(&value)+1);
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_X_L, valueL) )
- return MEMS_ERROR;
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_X_H, valueH) )
- return MEMS_ERROR;
-
- buff->AXIS_X = value;
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_Y_L, valueL) )
- return MEMS_ERROR;
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_Y_H, valueH) )
- return MEMS_ERROR;
-
- buff->AXIS_Y = value;
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_Z_L, valueL) )
- return MEMS_ERROR;
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_Z_H, valueH) )
- return MEMS_ERROR;
-
- buff->AXIS_Z = value;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetInt1Src
-* Description : Reset Interrupt 1 Latching function
-* Input : Char to empty by Int1 source value
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetInt1Src(u8_t* val) {
-
- if( !LIS3DH_ReadReg(LIS3DH_INT1_SRC, val) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetInt1SrcBit
-* Description : Reset Interrupt 1 Latching function
-* Input : statusBIT: LIS3DH_INT_SRC_IA, LIS3DH_INT_SRC_ZH, LIS3DH_INT_SRC_ZL.....
-* val: Byte to be filled with the status bit
-* Output : None
-* Return : Status of BIT [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetInt1SrcBit(u8_t statusBIT, u8_t* val) {
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_INT1_SRC, &value) )
- return MEMS_ERROR;
-
- if(statusBIT == LIS3DH_INT1_SRC_IA){
- if(value &= LIS3DH_INT1_SRC_IA){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
-
- if(statusBIT == LIS3DH_INT1_SRC_ZH){
- if(value &= LIS3DH_INT1_SRC_ZH){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
-
- if(statusBIT == LIS3DH_INT1_SRC_ZL){
- if(value &= LIS3DH_INT1_SRC_ZL){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
-
- if(statusBIT == LIS3DH_INT1_SRC_YH){
- if(value &= LIS3DH_INT1_SRC_YH){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
-
- if(statusBIT == LIS3DH_INT1_SRC_YL){
- if(value &= LIS3DH_INT1_SRC_YL){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
- if(statusBIT == LIS3DH_INT1_SRC_XH){
- if(value &= LIS3DH_INT1_SRC_XH){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
-
- if(statusBIT == LIS3DH_INT1_SRC_XL){
- if(value &= LIS3DH_INT1_SRC_XL){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
- return MEMS_ERROR;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetFifoSourceReg
-* Description : Read Fifo source Register
-* Input : Byte to empty by FIFO source register value
-* Output : None
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetFifoSourceReg(u8_t* val) {
-
- if( !LIS3DH_ReadReg(LIS3DH_FIFO_SRC_REG, val) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetFifoSourceBit
-* Description : Read Fifo WaterMark source bit
-* Input : statusBIT: LIS3DH_FIFO_SRC_WTM, LIS3DH_FIFO_SRC_OVRUN, LIS3DH_FIFO_SRC_EMPTY
-* val: Byte to fill with the bit value
-* Output : None
-* Return : Status of BIT [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetFifoSourceBit(u8_t statusBIT, u8_t* val){
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_FIFO_SRC_REG, &value) )
- return MEMS_ERROR;
-
-
- if(statusBIT == LIS3DH_FIFO_SRC_WTM){
- if(value &= LIS3DH_FIFO_SRC_WTM){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
-
- if(statusBIT == LIS3DH_FIFO_SRC_OVRUN){
- if(value &= LIS3DH_FIFO_SRC_OVRUN){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
- if(statusBIT == LIS3DH_FIFO_SRC_EMPTY){
- if(value &= statusBIT == LIS3DH_FIFO_SRC_EMPTY){
- *val = MEMS_SET;
- return MEMS_SUCCESS;
- }
- else{
- *val = MEMS_RESET;
- return MEMS_SUCCESS;
- }
- }
- return MEMS_ERROR;
-}
-
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetFifoSourceFSS
-* Description : Read current number of unread samples stored in FIFO
-* Input : Byte to empty by FIFO unread sample value
-* Output : None
-* Return : Status [value of FSS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetFifoSourceFSS(u8_t* val){
- u8_t value;
-
- if( !LIS3DH_ReadReg(LIS3DH_FIFO_SRC_REG, &value) )
- return MEMS_ERROR;
-
- value &= 0x1F;
-
- *val = value;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetTempRaw
-* Description : Read the Temperature Values by AUX Output Registers OUT_3_H
-* Input : Buffer to empty
-* Output : Temperature Values Registers buffer
-* Return : Status [MEMS_ERROR, MEMS_SUCCESS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetTempRaw(i8_t* buff) {
- u8_t valueL;
- u8_t valueH;
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_3_L, &valueL) )
- return MEMS_ERROR;
-
- if( !LIS3DH_ReadReg(LIS3DH_OUT_3_H, &valueH) )
- return MEMS_ERROR;
-
- *buff = (i8_t)( valueH );
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_GetWHO_AM_I
-* Description : Read identification code by WHO_AM_I register
-* Input : Char to empty by Device identification Value
-* Output : None
-* Return : Status [value of FSS]
-*******************************************************************************/
-status_t LIS3DH::LIS3DH_GetWHO_AM_I(u8_t* val){
-
- if( !LIS3DH_ReadReg(LIS3DH_WHO_AM_I, val) )
- return MEMS_ERROR;
-
- return MEMS_SUCCESS;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_ReadReg
-* Description : Generic Reading function. It must be fullfilled with either
-* : I2C or SPI reading functions
-* Input : Register Address
-* Output : Data REad
-* Return : None
-*******************************************************************************/
-u8_t LIS3DH::LIS3DH_ReadReg(u8_t Reg, u8_t* Data) {
-
- //To be completed with either I2c or SPI reading function
- //i.e. *Data = SPI_Mems_Read_Reg( Reg );
-
- _ss = 0;
- _spi.write(0x80 | Reg);
- signed char raw = _spi.write(0x00);
- _ss = 1;
-
- *Data=raw;
-
- return 1;
-}
-
-/*******************************************************************************
-* Function Name : LIS3DH_WriteReg
-* Description : Generic Writing function. It must be fullfilled with either
-* : I2C or SPI writing function
-* Input : Register Address, Data to be written
-* Output : None
-* Return : None
-*******************************************************************************/
-u8_t LIS3DH::LIS3DH_WriteReg(u8_t WriteAddr, u8_t Data) {
-
- //To be completed with either I2c or SPI writing function
- //i.e. SPI_Mems_Write_Reg(WriteAddr, Data);
-
- _ss = 0;
- _spi.write(0x00 | WriteAddr);
- _spi.write (Data);
- _ss = 1;
-
- return 1;
-}
-
-LIS3DH::~LIS3DH(){};
-
\ No newline at end of file
diff -r bd7fd35251ab -r b221ba23b37f LIS3DH.h
--- a/LIS3DH.h Mon Jan 25 13:27:15 2016 +0000
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,516 +0,0 @@
-#ifndef LIS3DH_H
-#define LIS3DH_H
-
-#include "mbed.h"
-
-namespace mbed {
-
-#ifndef __ARCHDEP__TYPES
-#define __ARCHDEP__TYPES
-
-typedef unsigned char u8_t;
-typedef unsigned short int u16_t;
-typedef short int i16_t;
-typedef signed char i8_t;
-
-#endif /*__ARCHDEP__TYPES*/
-
-typedef u8_t LIS3DH_IntPinConf_t;
-typedef u8_t LIS3DH_Axis_t;
-typedef u8_t LIS3DH_Int1Conf_t;
-
-
-//define structure
-#ifndef __SHARED__TYPES
-#define __SHARED__TYPES
-
-typedef enum {
- MEMS_SUCCESS = 0x01,
- MEMS_ERROR = 0x00
-} status_t;
-
-typedef enum {
- MEMS_ENABLE = 0x01,
- MEMS_DISABLE = 0x00
-} State_t;
-
-typedef __packed struct {
- i16_t AXIS_X;
- i16_t AXIS_Y;
- i16_t AXIS_Z;
-} AxesRaw_t;
-
-#endif /*__SHARED__TYPES*/
-
-typedef enum {
- LIS3DH_ODR_1Hz = 0x01,
- LIS3DH_ODR_10Hz = 0x02,
- LIS3DH_ODR_25Hz = 0x03,
- LIS3DH_ODR_50Hz = 0x04,
- LIS3DH_ODR_100Hz = 0x05,
- LIS3DH_ODR_200Hz = 0x06,
- LIS3DH_ODR_400Hz = 0x07,
- LIS3DH_ODR_1620Hz_LP = 0x08,
- LIS3DH_ODR_1344Hz_NP_5367HZ_LP = 0x09
-} LIS3DH_ODR_t;
-
-typedef enum {
- LIS3DH_POWER_DOWN = 0x00,
- LIS3DH_LOW_POWER = 0x01,
- LIS3DH_NORMAL = 0x02
-} LIS3DH_Mode_t;
-
-typedef enum {
- LIS3DH_HPM_NORMAL_MODE_RES = 0x00,
- LIS3DH_HPM_REF_SIGNAL = 0x01,
- LIS3DH_HPM_NORMAL_MODE = 0x02,
- LIS3DH_HPM_AUTORESET_INT = 0x03
-} LIS3DH_HPFMode_t;
-
-typedef enum {
- LIS3DH_HPFCF_0 = 0x00,
- LIS3DH_HPFCF_1 = 0x01,
- LIS3DH_HPFCF_2 = 0x02,
- LIS3DH_HPFCF_3 = 0x03
-} LIS3DH_HPFCutOffFreq_t;
-
-typedef struct {
- u16_t AUX_1;
- u16_t AUX_2;
- u16_t AUX_3;
-} LIS3DH_Aux123Raw_t;
-
-typedef enum {
- LIS3DH_FULLSCALE_2 = 0x00,
- LIS3DH_FULLSCALE_4 = 0x01,
- LIS3DH_FULLSCALE_8 = 0x02,
- LIS3DH_FULLSCALE_16 = 0x03
-} LIS3DH_Fullscale_t;
-
-typedef enum {
- LIS3DH_BLE_LSB = 0x00,
- LIS3DH_BLE_MSB = 0x01
-} LIS3DH_Endianess_t;
-
-typedef enum {
- LIS3DH_SELF_TEST_DISABLE = 0x00,
- LIS3DH_SELF_TEST_0 = 0x01,
- LIS3DH_SELF_TEST_1 = 0x02
-} LIS3DH_SelfTest_t;
-
-typedef enum {
- LIS3DH_FIFO_BYPASS_MODE = 0x00,
- LIS3DH_FIFO_MODE = 0x01,
- LIS3DH_FIFO_STREAM_MODE = 0x02,
- LIS3DH_FIFO_TRIGGER_MODE = 0x03,
- LIS3DH_FIFO_DISABLE = 0x04
-} LIS3DH_FifoMode_t;
-
-typedef enum {
- LIS3DH_TRIG_INT1 = 0x00,
- LIS3DH_TRIG_INT2 = 0x01
-} LIS3DH_TrigInt_t;
-
-typedef enum {
- LIS3DH_SPI_4_WIRE = 0x00,
- LIS3DH_SPI_3_WIRE = 0x01
-} LIS3DH_SPIMode_t;
-
-typedef enum {
- LIS3DH_X_ENABLE = 0x01,
- LIS3DH_X_DISABLE = 0x00,
- LIS3DH_Y_ENABLE = 0x02,
- LIS3DH_Y_DISABLE = 0x00,
- LIS3DH_Z_ENABLE = 0x04,
- LIS3DH_Z_DISABLE = 0x00
-} LIS3DH_AXISenable_t;
-
-typedef enum {
- LIS3DH_INT1_6D_4D_DISABLE = 0x00,
- LIS3DH_INT1_6D_ENABLE = 0x01,
- LIS3DH_INT1_4D_ENABLE = 0x02
-} LIS3DH_INT_6D_4D_t;
-
-typedef enum {
- LIS3DH_UP_SX = 0x44,
- LIS3DH_UP_DX = 0x42,
- LIS3DH_DW_SX = 0x41,
- LIS3DH_DW_DX = 0x48,
- LIS3DH_TOP = 0x60,
- LIS3DH_BOTTOM = 0x50
-} LIS3DH_POSITION_6D_t;
-
-typedef enum {
- LIS3DH_INT_MODE_OR = 0x00,
- LIS3DH_INT_MODE_6D_MOVEMENT = 0x01,
- LIS3DH_INT_MODE_AND = 0x02,
- LIS3DH_INT_MODE_6D_POSITION = 0x03
-} LIS3DH_Int1Mode_t;
-
-
-//interrupt click response
-// b7 = don't care b6 = IA b5 = DClick b4 = Sclick b3 = Sign
-// b2 = z b1 = y b0 = x
-typedef enum {
-LIS3DH_DCLICK_Z_P = 0x24,
-LIS3DH_DCLICK_Z_N = 0x2C,
-LIS3DH_SCLICK_Z_P = 0x14,
-LIS3DH_SCLICK_Z_N = 0x1C,
-LIS3DH_DCLICK_Y_P = 0x22,
-LIS3DH_DCLICK_Y_N = 0x2A,
-LIS3DH_SCLICK_Y_P = 0x12,
-LIS3DH_SCLICK_Y_N = 0x1A,
-LIS3DH_DCLICK_X_P = 0x21,
-LIS3DH_DCLICK_X_N = 0x29,
-LIS3DH_SCLICK_X_P = 0x11,
-LIS3DH_SCLICK_X_N = 0x19,
-LIS3DH_NO_CLICK = 0x00
-} LIS3DH_Click_Response;
-
-//TODO: start from here and manage the shared macros etc before this
-
-/* Exported constants --------------------------------------------------------*/
-
-#ifndef __SHARED__CONSTANTS
-#define __SHARED__CONSTANTS
-
-#define MEMS_SET 0x01
-#define MEMS_RESET 0x00
-
-#endif /*__SHARED__CONSTANTS*/
-
-
-//Register Definition
-#define LIS3DH_WHO_AM_I 0x0F // device identification register (00110011 default value=0x33)
-
-// CONTROL REGISTER 1
-#define LIS3DH_CTRL_REG1 0x20
-#define LIS3DH_ODR_BIT BIT(4)
-#define LIS3DH_LPEN BIT(3)
-#define LIS3DH_ZEN BIT(2)
-#define LIS3DH_YEN BIT(1)
-#define LIS3DH_XEN BIT(0)
-
-//CONTROL REGISTER 2
-#define LIS3DH_CTRL_REG2 0x21
-#define LIS3DH_HPM BIT(6)
-#define LIS3DH_HPCF BIT(4)
-#define LIS3DH_FDS BIT(3)
-#define LIS3DH_HPCLICK BIT(2)
-#define LIS3DH_HPIS2 BIT(1)
-#define LIS3DH_HPIS1 BIT(0)
-
-//CONTROL REGISTER 3
-#define LIS3DH_CTRL_REG3 0x22
-#define LIS3DH_I1_CLICK BIT(7)
-#define LIS3DH_I1_AOI1 BIT(6)
-#define LIS3DH_I1_AOI2 BIT(5)
-#define LIS3DH_I1_DRDY1 BIT(4)
-#define LIS3DH_I1_DRDY2 BIT(3)
-#define LIS3DH_I1_WTM BIT(2)
-#define LIS3DH_I1_ORUN BIT(1)
-
-//CONTROL REGISTER 6
-#define LIS3DH_CTRL_REG6 0x25
-#define LIS3DH_I2_CLICK BIT(7)
-#define LIS3DH_I2_INT1 BIT(6)
-#define LIS3DH_I2_BOOT BIT(4)
-#define LIS3DH_H_LACTIVE BIT(1)
-
-//TEMPERATURE CONFIG REGISTER
-#define LIS3DH_TEMP_CFG_REG 0x1F
-#define LIS3DH_ADC_PD BIT(7)
-#define LIS3DH_TEMP_EN BIT(6)
-
-//CONTROL REGISTER 4
-#define LIS3DH_CTRL_REG4 0x23
-#define LIS3DH_BDU BIT(7)
-#define LIS3DH_BLE BIT(6)
-#define LIS3DH_FS BIT(4)
-#define LIS3DH_HR BIT(3)
-#define LIS3DH_ST BIT(1)
-#define LIS3DH_SIM BIT(0)
-
-//CONTROL REGISTER 5
-#define LIS3DH_CTRL_REG5 0x24
-#define LIS3DH_BOOT BIT(7)
-#define LIS3DH_FIFO_EN BIT(6)
-#define LIS3DH_LIR_INT1 BIT(3)
-#define LIS3DH_D4D_INT1 BIT(2)
-
-//REFERENCE/DATA_CAPTURE
-#define LIS3DH_REFERENCE_REG 0x26
-#define LIS3DH_REF BIT(0)
-
-//STATUS_REG_AXIES
-#define LIS3DH_STATUS_REG 0x27
-#define LIS3DH_ZYXOR BIT(7)
-#define LIS3DH_ZOR BIT(6)
-#define LIS3DH_YOR BIT(5)
-#define LIS3DH_XOR BIT(4)
-#define LIS3DH_ZYXDA BIT(3)
-#define LIS3DH_ZDA BIT(2)
-#define LIS3DH_YDA BIT(1)
-#define LIS3DH_XDA BIT(0)
-
-//STATUS_REG_AUX
-#define LIS3DH_STATUS_AUX 0x07
-
-//INTERRUPT 1 CONFIGURATION
-#define LIS3DH_INT1_CFG 0x30
-#define LIS3DH_ANDOR BIT(7)
-#define LIS3DH_INT_6D BIT(6)
-#define LIS3DH_ZHIE BIT(5)
-#define LIS3DH_ZLIE BIT(4)
-#define LIS3DH_YHIE BIT(3)
-#define LIS3DH_YLIE BIT(2)
-#define LIS3DH_XHIE BIT(1)
-#define LIS3DH_XLIE BIT(0)
-
-//FIFO CONTROL REGISTER
-#define LIS3DH_FIFO_CTRL_REG 0x2E
-#define LIS3DH_FM BIT(6)
-#define LIS3DH_TR BIT(5)
-#define LIS3DH_FTH BIT(0)
-
-//CONTROL REG3 bit mask
-#define LIS3DH_CLICK_ON_PIN_INT1_ENABLE 0x80
-#define LIS3DH_CLICK_ON_PIN_INT1_DISABLE 0x00
-#define LIS3DH_I1_INT1_ON_PIN_INT1_ENABLE 0x40
-#define LIS3DH_I1_INT1_ON_PIN_INT1_DISABLE 0x00
-#define LIS3DH_I1_INT2_ON_PIN_INT1_ENABLE 0x20
-#define LIS3DH_I1_INT2_ON_PIN_INT1_DISABLE 0x00
-#define LIS3DH_I1_DRDY1_ON_INT1_ENABLE 0x10
-#define LIS3DH_I1_DRDY1_ON_INT1_DISABLE 0x00
-#define LIS3DH_I1_DRDY2_ON_INT1_ENABLE 0x08
-#define LIS3DH_I1_DRDY2_ON_INT1_DISABLE 0x00
-#define LIS3DH_WTM_ON_INT1_ENABLE 0x04
-#define LIS3DH_WTM_ON_INT1_DISABLE 0x00
-#define LIS3DH_INT1_OVERRUN_ENABLE 0x02
-#define LIS3DH_INT1_OVERRUN_DISABLE 0x00
-
-//CONTROL REG6 bit mask
-#define LIS3DH_CLICK_ON_PIN_INT2_ENABLE 0x80
-#define LIS3DH_CLICK_ON_PIN_INT2_DISABLE 0x00
-#define LIS3DH_I2_INT1_ON_PIN_INT2_ENABLE 0x40
-#define LIS3DH_I2_INT1_ON_PIN_INT2_DISABLE 0x00
-#define LIS3DH_I2_INT2_ON_PIN_INT2_ENABLE 0x20
-#define LIS3DH_I2_INT2_ON_PIN_INT2_DISABLE 0x00
-#define LIS3DH_I2_BOOT_ON_INT2_ENABLE 0x10
-#define LIS3DH_I2_BOOT_ON_INT2_DISABLE 0x00
-#define LIS3DH_INT_ACTIVE_HIGH 0x00
-#define LIS3DH_INT_ACTIVE_LOW 0x02
-
-//INT1_CFG bit mask
-#define LIS3DH_INT1_AND 0x80
-#define LIS3DH_INT1_OR 0x00
-#define LIS3DH_INT1_ZHIE_ENABLE 0x20
-#define LIS3DH_INT1_ZHIE_DISABLE 0x00
-#define LIS3DH_INT1_ZLIE_ENABLE 0x10
-#define LIS3DH_INT1_ZLIE_DISABLE 0x00
-#define LIS3DH_INT1_YHIE_ENABLE 0x08
-#define LIS3DH_INT1_YHIE_DISABLE 0x00
-#define LIS3DH_INT1_YLIE_ENABLE 0x04
-#define LIS3DH_INT1_YLIE_DISABLE 0x00
-#define LIS3DH_INT1_XHIE_ENABLE 0x02
-#define LIS3DH_INT1_XHIE_DISABLE 0x00
-#define LIS3DH_INT1_XLIE_ENABLE 0x01
-#define LIS3DH_INT1_XLIE_DISABLE 0x00
-
-//INT1_SRC bit mask
-#define LIS3DH_INT1_SRC_IA 0x40
-#define LIS3DH_INT1_SRC_ZH 0x20
-#define LIS3DH_INT1_SRC_ZL 0x10
-#define LIS3DH_INT1_SRC_YH 0x08
-#define LIS3DH_INT1_SRC_YL 0x04
-#define LIS3DH_INT1_SRC_XH 0x02
-#define LIS3DH_INT1_SRC_XL 0x01
-
-//INT1 REGISTERS
-#define LIS3DH_INT1_THS 0x32
-#define LIS3DH_INT1_DURATION 0x33
-
-//INTERRUPT 1 SOURCE REGISTER
-#define LIS3DH_INT1_SRC 0x31
-
-//FIFO Source Register bit Mask
-#define LIS3DH_FIFO_SRC_WTM 0x80
-#define LIS3DH_FIFO_SRC_OVRUN 0x40
-#define LIS3DH_FIFO_SRC_EMPTY 0x20
-
-//INTERRUPT CLICK REGISTER
-#define LIS3DH_CLICK_CFG 0x38
-//INTERRUPT CLICK CONFIGURATION bit mask
-#define LIS3DH_ZD_ENABLE 0x20
-#define LIS3DH_ZD_DISABLE 0x00
-#define LIS3DH_ZS_ENABLE 0x10
-#define LIS3DH_ZS_DISABLE 0x00
-#define LIS3DH_YD_ENABLE 0x08
-#define LIS3DH_YD_DISABLE 0x00
-#define LIS3DH_YS_ENABLE 0x04
-#define LIS3DH_YS_DISABLE 0x00
-#define LIS3DH_XD_ENABLE 0x02
-#define LIS3DH_XD_DISABLE 0x00
-#define LIS3DH_XS_ENABLE 0x01
-#define LIS3DH_XS_DISABLE 0x00
-
-//INTERRUPT CLICK SOURCE REGISTER
-#define LIS3DH_CLICK_SRC 0x39
-//INTERRUPT CLICK SOURCE REGISTER bit mask
-#define LIS3DH_IA 0x40
-#define LIS3DH_DCLICK 0x20
-#define LIS3DH_SCLICK 0x10
-#define LIS3DH_CLICK_SIGN 0x08
-#define LIS3DH_CLICK_Z 0x04
-#define LIS3DH_CLICK_Y 0x02
-#define LIS3DH_CLICK_X 0x01
-
-//Click-click Register
-#define LIS3DH_CLICK_THS 0x3A
-#define LIS3DH_TIME_LIMIT 0x3B
-#define LIS3DH_TIME_LATENCY 0x3C
-#define LIS3DH_TIME_WINDOW 0x3D
-
-//OUTPUT REGISTER
-#define LIS3DH_OUT_X_L 0x28
-#define LIS3DH_OUT_X_H 0x29
-#define LIS3DH_OUT_Y_L 0x2A
-#define LIS3DH_OUT_Y_H 0x2B
-#define LIS3DH_OUT_Z_L 0x2C
-#define LIS3DH_OUT_Z_H 0x2D
-
-//AUX REGISTER
-#define LIS3DH_OUT_1_L 0x08
-#define LIS3DH_OUT_1_H 0x09
-#define LIS3DH_OUT_2_L 0x0A
-#define LIS3DH_OUT_2_H 0x0B
-#define LIS3DH_OUT_3_L 0x0C
-#define LIS3DH_OUT_3_H 0x0D
-
-//STATUS REGISTER bit mask
-#define LIS3DH_STATUS_REG_ZYXOR 0x80 // 1 : new data set has over written the previous one
- // 0 : no overrun has occurred (default)
-#define LIS3DH_STATUS_REG_ZOR 0x40 // 0 : no overrun has occurred (default)
- // 1 : new Z-axis data has over written the previous one
-#define LIS3DH_STATUS_REG_YOR 0x20 // 0 : no overrun has occurred (default)
- // 1 : new Y-axis data has over written the previous one
-#define LIS3DH_STATUS_REG_XOR 0x10 // 0 : no overrun has occurred (default)
- // 1 : new X-axis data has over written the previous one
-#define LIS3DH_STATUS_REG_ZYXDA 0x08 // 0 : a new set of data is not yet avvious one
- // 1 : a new set of data is available
-#define LIS3DH_STATUS_REG_ZDA 0x04 // 0 : a new data for the Z-Axis is not availvious one
- // 1 : a new data for the Z-Axis is available
-#define LIS3DH_STATUS_REG_YDA 0x02 // 0 : a new data for the Y-Axis is not available
- // 1 : a new data for the Y-Axis is available
-#define LIS3DH_STATUS_REG_XDA 0x01 // 0 : a new data for the X-Axis is not available
-
-#define LIS3DH_DATAREADY_BIT LIS3DH_STATUS_REG_ZYXDA
-
-
-//STATUS AUX REGISTER bit mask
-#define LIS3DH_STATUS_AUX_321OR 0x80
-#define LIS3DH_STATUS_AUX_3OR 0x40
-#define LIS3DH_STATUS_AUX_2OR 0x20
-#define LIS3DH_STATUS_AUX_1OR 0x10
-#define LIS3DH_STATUS_AUX_321DA 0x08
-#define LIS3DH_STATUS_AUX_3DA 0x04
-#define LIS3DH_STATUS_AUX_2DA 0x02
-#define LIS3DH_STATUS_AUX_1DA 0x01
-
-#define LIS3DH_MEMS_I2C_ADDRESS 0x33
-
-//FIFO REGISTERS
-#define LIS3DH_FIFO_CTRL_REG 0x2E
-#define LIS3DH_FIFO_SRC_REG 0x2F
-
-
-/* Exported macro ------------------------------------------------------------*/
-
-#ifndef __SHARED__MACROS
-
-#define __SHARED__MACROS
-#define ValBit(VAR,Place) (VAR & (1<<Place))
-#define BIT(x) ( (x) )
-
-#endif /*__SHARED__MACROS*/
-
-class LIS3DH
-{
-public:
- LIS3DH(PinName mosi, PinName miso, PinName ss, PinName sck);
- ~LIS3DH();
-
- //own functions
- u8_t InitLIS3DH(LIS3DH_Mode_t Mode, LIS3DH_ODR_t Odr, LIS3DH_Fullscale_t Grange);
- u8_t SetLIS3DHActivityDetection(uint8_t Th, LIS3DH_Int1Mode_t Mode, uint8_t OnOff);
-
- //Sensor Configuration Functions
- status_t LIS3DH_SetODR(LIS3DH_ODR_t ov);
- status_t LIS3DH_SetMode(LIS3DH_Mode_t md);
- status_t LIS3DH_SetAxis(LIS3DH_Axis_t axis);
- status_t LIS3DH_SetFullScale(LIS3DH_Fullscale_t fs);
- status_t LIS3DH_SetBDU(State_t bdu);
- status_t LIS3DH_SetBLE(LIS3DH_Endianess_t ble);
- status_t LIS3DH_SetSelfTest(LIS3DH_SelfTest_t st);
- status_t LIS3DH_SetTemperature(State_t state);
- status_t LIS3DH_SetADCAux(State_t state);
-
- //Filtering Functions
- status_t LIS3DH_HPFClickEnable(State_t hpfe);
- status_t LIS3DH_HPFAOI1Enable(State_t hpfe);
- status_t LIS3DH_HPFAOI2Enable(State_t hpfe);
- status_t LIS3DH_SetHPFMode(LIS3DH_HPFMode_t hpf);
- status_t LIS3DH_SetHPFCutOFF(LIS3DH_HPFCutOffFreq_t hpf);
- status_t LIS3DH_SetFilterDataSel(State_t state);
-
- //Interrupt Functions
- status_t LIS3DH_SetInt1Pin(LIS3DH_IntPinConf_t pinConf);
- status_t LIS3DH_SetInt2Pin(LIS3DH_IntPinConf_t pinConf);
- status_t LIS3DH_Int1LatchEnable(State_t latch);
- status_t LIS3DH_ResetInt1Latch(void);
- status_t LIS3DH_SetIntConfiguration(LIS3DH_Int1Conf_t ic);
- status_t LIS3DH_SetInt1Threshold(u8_t ths);
- status_t LIS3DH_SetInt1Duration(LIS3DH_Int1Conf_t id);
- status_t LIS3DH_SetIntMode(LIS3DH_Int1Mode_t ic);
- status_t LIS3DH_SetClickCFG(u8_t status);
- status_t LIS3DH_SetClickTHS(u8_t ths);
- status_t LIS3DH_SetClickLIMIT(u8_t t_limit);
- status_t LIS3DH_SetClickLATENCY(u8_t t_latency);
- status_t LIS3DH_SetClickWINDOW(u8_t t_window);
- status_t LIS3DH_SetInt6D4DConfiguration(LIS3DH_INT_6D_4D_t ic);
- status_t LIS3DH_GetInt1Src(u8_t* val);
- status_t LIS3DH_GetInt1SrcBit(u8_t statusBIT, u8_t* val);
-
- //FIFO Functions
- status_t LIS3DH_FIFOModeEnable(LIS3DH_FifoMode_t fm);
- status_t LIS3DH_SetWaterMark(u8_t wtm);
- status_t LIS3DH_SetTriggerInt(LIS3DH_TrigInt_t tr);
- status_t LIS3DH_GetFifoSourceReg(u8_t* val);
- status_t LIS3DH_GetFifoSourceBit(u8_t statusBIT, u8_t* val);
- status_t LIS3DH_GetFifoSourceFSS(u8_t* val);
-
- //Other Reading Functions
- status_t LIS3DH_GetStatusReg(u8_t* val);
- status_t LIS3DH_GetStatusBit(u8_t statusBIT, u8_t* val);
- status_t LIS3DH_GetStatusAUXBit(u8_t statusBIT, u8_t* val);
- status_t LIS3DH_GetStatusAUX(u8_t* val);
-
- status_t LIS3DH_GetAccAxesRaw(AxesRaw_t* buff);
- status_t LIS3DH_GetAuxRaw(LIS3DH_Aux123Raw_t* buff);
- status_t LIS3DH_GetClickResponse(u8_t* val);
- status_t LIS3DH_GetTempRaw(i8_t* val);
- status_t LIS3DH_GetWHO_AM_I(u8_t* val);
- status_t LIS3DH_Get6DPosition(u8_t* val);
-
-private:
- u8_t LIS3DH_ReadReg(u8_t Reg, u8_t* Data);
- u8_t LIS3DH_WriteReg(u8_t WriteAddr, u8_t Data);
-
-
-protected:
- SPI _spi;
- DigitalOut _ss;
-
-};
-} //Namespace
-#endif
diff -r bd7fd35251ab -r b221ba23b37f Si7021.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/Si7021.cpp Mon Jan 25 14:36:57 2016 +0000
@@ -0,0 +1,103 @@
+#include "Si7021.h"
+
+SI7021_I2C::SI7021_I2C(PinName sda, PinName scl) : i2c_(sda, scl)
+{
+ //400kHz, allowing us to use the fastest data rates.
+ i2c_.frequency(400000);
+}
+
+uint8_t SI7021_I2C::readBytes(uint8_t *values, int8_t length, bool waitConversion)
+{
+ uint8_t Status=0;
+
+ if(!i2c_.write(SI7021_ADDR, (const char*)values, 1,0))
+ Status=1;
+
+ //Wait the measurement time
+ if(waitConversion)
+ wait_ms(23);
+
+ if(!i2c_.read(SI7021_ADDR, (char*)values, length,0))
+ Status=1;
+ return(Status);
+}
+
+
+float SI7021_I2C::Measure_Temp(void)
+{
+ float Temperature;
+ uint16_t ConvValue;
+ uint8_t *Ptr;
+ uint8_t Data[2];
+
+ Data[0]=SI7021_MEASURE_TEMPERATURE_HOLD_MASTER;
+ if(readBytes(Data,2, 1))
+ {
+ Ptr=(uint8_t*)&ConvValue;
+ Ptr[0]=Data[1];
+ Ptr[1]=Data[0];
+
+ Temperature=(((float)ConvValue)/65536)*175-46.85;
+ }
+ else
+ {
+ Temperature=1234;
+ }
+
+ return(Temperature);
+}
+
+float SI7021_I2C::get_HumidityTemp(void)
+{
+ float Temperature;
+ uint16_t ConvValue;
+ uint8_t *Ptr;
+ uint8_t Data[2];
+
+ Data[0]=SI7021_READ_TEMPERATURE;
+ if(readBytes(Data,2, 0))
+ {
+ Ptr=(uint8_t*)&ConvValue;
+ Ptr[0]=Data[1];
+ Ptr[1]=Data[0];
+
+ Temperature=(((float)ConvValue)/65536)*175-46.85;
+ }
+ else
+ {
+ Temperature=1234;
+ }
+
+ return(Temperature);
+}
+
+void SI7021_I2C::Measure_Humidity_Temp(float *humidity, float *temperature)
+{
+ float Humidity;
+ uint16_t ConvValueHum;
+ uint8_t *Ptr;
+ uint8_t Data[2];
+
+ Data[0]=SI7021_MEASURE_RH_NO_HOLD_MASSTER;
+
+ if(readBytes(Data,2, 1))
+ {
+
+ Ptr=(uint8_t*)&ConvValueHum;
+ Ptr[0]=Data[1];
+ Ptr[1]=Data[0];
+
+ Humidity=(((float)ConvValueHum)/65536)*125-6;
+
+ if(Humidity<0)
+ Humidity=0;
+ if(Humidity>100)
+ Humidity=100;
+ }
+ else
+ Humidity=1234;
+
+ *humidity = Humidity;
+ *temperature = get_HumidityTemp();
+
+}
diff -r bd7fd35251ab -r b221ba23b37f Si7021.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/Si7021.h Mon Jan 25 14:36:57 2016 +0000
@@ -0,0 +1,37 @@
+#ifndef SI7021_H
+#define SI7021_H
+
+#include "mbed.h"
+
+#define SI7021_ADDR 0x80
+#define SI7021_CONTROL_BYTE 0x3A //Reset settings (default values ok, no need to write)
+#define SI7021_MEASURE_RH_HOLD_MASTER 0xE5
+#define SI7021_MEASURE_RH_NO_HOLD_MASSTER 0xF5
+#define SI7021_MEASURE_TEMPERATURE_HOLD_MASTER 0xE3
+#define SI7021_MEASURE_TEMPERATURE_NO_HOLD_MASTER 0xF3
+#define SI7021_READ_TEMPERATURE 0xE0
+#define SI7021_RESET 0xFE
+#define SI7021_WRITE_USER_REG1 0xE6
+#define SI7021_READ_USER_REG1 0xE7
+#define SI7021_READ_EID1_1 0xFA
+#define SI7021_READ_EID1_2 0x0F
+#define SI7021_READ_EID2_1 0xFC
+#define SI7021_READ_EID2_2 0xC9
+#define SI7021_READ_FW_REVISION_1 0x84
+#define SI7021_READ_FW_REVISION_2 0xB8
+
+class SI7021_I2C {
+
+public:
+ SI7021_I2C(PinName sda, PinName scl);
+
+ float Measure_Temp(void);
+ void Measure_Humidity_Temp(float *humidity, float *temperature);
+
+private:
+ float get_HumidityTemp(void);
+ uint8_t readBytes(uint8_t *values, int8_t length, bool waitConversion);
+ I2C i2c_;
+};
+
+#endif
diff -r bd7fd35251ab -r b221ba23b37f main.cpp
--- a/main.cpp Mon Jan 25 13:27:15 2016 +0000
+++ b/main.cpp Mon Jan 25 14:36:57 2016 +0000
@@ -1,8 +1,6 @@
/**
-* LIS3DH & BLE broadcast example for VTT Node V3 & mbed
-* broadcasts accelerometer xyz values.
-* Also generates LIS3DH interrupt on position change and lights up leds based on that interrupt.
-* As a bonus, read temperature values from SOC and transmit those as well.
+* Temperature/humidity/pressure broadcast example for mbed / VTT Node V3
+* o Using BMP180 & Si7021 and onboard temperature sensor
* Juho Eskeli, VTT
*/
@@ -18,9 +16,11 @@
#endif
#include "AT45.h"
-#include "LIS3DH.h"
#include "TMP_nrf51.h"
+#include "BMP180.h"
+#include "Si7021.h"
+
//interrupt /gpio configuration
#include "nrf_gpio.h"
#include "nrf_gpiote.h"
@@ -35,8 +35,10 @@
#define MISO SPI_PSELMISO0
#define CS SPI_PSELSS0
#define SCLK SPI_PSELSCK0
-static LIS3DH lis(MOSI, MISO, CS, SCLK);
-static TMP_nrf51 tempSensor;
+
+static TMP_nrf51 tempSensor;
+BMP180 bmp180(I2C_SDA0, I2C_SCL0);
+SI7021_I2C si7021(I2C_SDA0, I2C_SCL0);
DigitalOut myled1(LED1);
DigitalOut myled2(LED2);
@@ -45,79 +47,23 @@
DigitalOut AT_CS(p5); //Dataflash CS
DigitalOut AT_RS(p6); //Dataflash reset
-/** @brief Function for initializing the GPIO Tasks/Events peripheral.
-*/
-static void gpiote_init(void)
-{
- // Configure accelerometer interrupt pin
- nrf_gpio_cfg_input(3, NRF_GPIO_PIN_PULLDOWN);
- //nrf_gpio_cfg_input(4, NRF_GPIO_PIN_PULLDOWN);
-
- // Configure GPIOTE channel 0 to generate event when MOTION_INTERRUPT_PIN_NUMBER goes from Low to High
- nrf_gpiote_event_config(0, 3, NRF_GPIOTE_POLARITY_LOTOHI); //accelerometer int1
- //nrf_gpiote_event_config(1, 4, NRF_GPIOTE_POLARITY_LOTOHI); //accelerometer int2
-
- // Enable interrupt for NRF_GPIOTE->EVENTS_IN[0] event
- NRF_GPIOTE->INTENSET = GPIOTE_INTENSET_IN0_Msk;
- //NRF_GPIOTE->INTENSET |= GPIOTE_INTENSET_IN1_Msk;
-}
-
-extern "C"
-void GPIOTE_IRQHandler(void)
-{
- // Event causing the interrupt must be cleared
- NRF_GPIOTE->EVENTS_IN[0] = 0;
- //NRF_GPIOTE->EVENTS_IN[1] = 0;
- lis.LIS3DH_ResetInt1Latch();
-
- myled1 = !myled1;
- myled2 = !myled2;
-}
-
-void disconnect_input_buffers()
-{
- for(uint8_t i = 0; i < 3; i++)
- {
- NRF_GPIO->PIN_CNF[i] = (GPIO_PIN_CNF_SENSE_Disabled << GPIO_PIN_CNF_SENSE_Pos)
- | (GPIO_PIN_CNF_DRIVE_S0S1 << GPIO_PIN_CNF_DRIVE_Pos)
- | (GPIO_PIN_CNF_PULL_Disabled << GPIO_PIN_CNF_PULL_Pos)
- | (GPIO_PIN_CNF_INPUT_Disconnect << GPIO_PIN_CNF_INPUT_Pos)
- | (GPIO_PIN_CNF_DIR_Output << GPIO_PIN_CNF_DIR_Pos);
- }
- //Omit accelerometer interrupt pins (3&4)
- for(uint8_t i = 5; i < 21; i++)
- {
- NRF_GPIO->PIN_CNF[i] = (GPIO_PIN_CNF_SENSE_Disabled << GPIO_PIN_CNF_SENSE_Pos)
- | (GPIO_PIN_CNF_DRIVE_S0S1 << GPIO_PIN_CNF_DRIVE_Pos)
- | (GPIO_PIN_CNF_PULL_Disabled << GPIO_PIN_CNF_PULL_Pos)
- | (GPIO_PIN_CNF_INPUT_Disconnect << GPIO_PIN_CNF_INPUT_Pos)
- | (GPIO_PIN_CNF_DIR_Output << GPIO_PIN_CNF_DIR_Pos);
- }
- //Omit I2C pins (21 & 22)
- for(uint8_t i = 23; i < 31; i++)
- {
- NRF_GPIO->PIN_CNF[i] = (GPIO_PIN_CNF_SENSE_Disabled << GPIO_PIN_CNF_SENSE_Pos)
- | (GPIO_PIN_CNF_DRIVE_S0S1 << GPIO_PIN_CNF_DRIVE_Pos)
- | (GPIO_PIN_CNF_PULL_Disabled << GPIO_PIN_CNF_PULL_Pos)
- | (GPIO_PIN_CNF_INPUT_Disconnect << GPIO_PIN_CNF_INPUT_Pos)
- | (GPIO_PIN_CNF_DIR_Output << GPIO_PIN_CNF_DIR_Pos);
- }
-}
-
__packed struct ApplicationData_t {
uint16_t applicationSpecificId; /* An ID used to identify temperature value in the manufacture specific AD data field */
- TMP_nrf51::tmpSensorValue_t tmpSensorValue; /* User defined application data */
- int8_t accel_temp;
- AxesRaw_t accel_raw;
+ TMP_nrf51::tmpSensorValue_t tmpSensorValue; /* User defined application data */
+ int16_t bmp180_temp;
+ uint32_t bmp180_press;
+ float si7021_temperature;
+ float si7021_humidity;
};
void setupApplicationData(ApplicationData_t &appData)
{
static const uint16_t APP_SPECIFIC_ID_TEST = 0xFEFE;
appData.applicationSpecificId = APP_SPECIFIC_ID_TEST;
- appData.tmpSensorValue = tempSensor.get();
- lis.LIS3DH_GetAccAxesRaw(&appData.accel_raw);
- lis.LIS3DH_GetTempRaw(&appData.accel_temp);
+ appData.tmpSensorValue = tempSensor.get();
+ appData.bmp180_temp = bmp180.BMP180GetTemperature();
+ appData.bmp180_press = bmp180.BMP180GetPressure();
+ si7021.Measure_Humidity_Temp((float*)&(appData.si7021_humidity), (float*)&(appData.si7021_temperature));
}
void disconnectionCallback(const Gap::DisconnectionCallbackParams_t *params)
@@ -142,6 +88,23 @@
AT_RS = 1;
}
+bool init_bmp180(void)
+{
+ // Read the WHO_AM_I register of the BMP-180, this is a good test of communication
+ uint8_t c = bmp180.readByte(BMP180_ADDRESS, BMP180_WHO_AM_I);
+ if(c == 0x55) {
+ //BMP-180 should be 0x55
+ //BMP-180 online...
+ bmp180.BMP180Calibration();
+ //BMP-180 calibration complete
+ return true;
+ }
+ else
+ {
+ return false;
+ }
+}
+
int main()
{
//LEDS off
@@ -156,25 +119,9 @@
spi.frequency(8000000);
//setup AT45 dataflash to powersaving mode
AT45* flash = new AT45(spi, p5);
- flash->ultra_deep_power_down(true);
-
- //Accelerometer interrupt pin configuration
- gpiote_init();
-
- //Disconnect input buffers to save power
- disconnect_input_buffers();
+ flash->ultra_deep_power_down(true);
- //Initialize LIS3DH driver
- lis.InitLIS3DH(LIS3DH_NORMAL, LIS3DH_ODR_100Hz, LIS3DH_FULLSCALE_2); //Init Acc-sensor
- //enable threshold to generate interrupt
- lis.SetLIS3DHActivityDetection(3, LIS3DH_INT_MODE_6D_POSITION, 1);
-
- // Enable GPIOTE interrupt in Nested Vector Interrupt Controller.
- NVIC_ClearPendingIRQ(GPIOTE_IRQn);
- NRF_GPIOTE->INTENSET = GPIOTE_INTENSET_PORT_Set << GPIOTE_INTENSET_PORT_Pos;
- NVIC_SetPriority(GPIOTE_IRQn, 1);
- NVIC_EnableIRQ(GPIOTE_IRQn);
- //sd_nvic_EnableIRQ(GPIOTE_IRQn);
+ init_bmp180();
//Initialize BLE stuff
ble.init();