Color sensor reset at the end of calibration added. sensor id auto assignment was changed to be a fixed value assignment to avoid sensor id shift when some sensor is absent.
Dependencies: UniGraphic mbed vt100
sensors/LM75B.h
- Committer:
- Rhyme
- Date:
- 2018-02-23
- Revision:
- 1:8818b793d147
- Parent:
- 0:ce97f6d34336
File content as of revision 1:8818b793d147:
#ifndef _LM75B_H_ #define _LM75B_H_ #include "mbed.h" /** * NXP LM75B Digital temperature sensor and thermal watchdog * * @code #include "mbed.h" #include "LM75B.h" #define LM75B_I2C_ADDRESS (0x48) #if defined (TARGET_KL25Z) #define PIN_SCL PTE1 #define PIN_SDA PTE0 #elif defined (TARGET_KL46Z) #define PIN_SCL PTE1 #define PIN_SDA PTE0 #elif defined (TARGET_K64F) #define PIN_SCL PTE24 #define PIN_SDA PTE25 #elif defined (TARGET_K22F) #define PIN_SCL PTE1 #define PIN_SDA PTE0 #elif defined (TARGET_KL05Z) #define PIN_SCL PTB3 #define PIN_SDA PTB4 #elif defined (TARGET_NUCLEO_F411RE) #define PIN_SCL PB_8 #define PIN_SDA PB_9 #else #error TARGET NOT DEFINED #endif int main() { int8_t itemp = 0 ; float ftemp = 0.0 ; LM75B lm75b(PIN_SDA, PIN_SCL, LM75B_I2C_ADDRESS) ; while(1) { itemp = lm75b.temp() ; lm75b.getTemp(&ftemp) ; printf("Temp = %d C degree, %.3f C degree\n", itemp, ftemp) ; wait(1) ; } } * @endcode */ class LM75B { public: /** * LM75B constructor * * @param i2c pointer to the I2C object * @param addr addr of the I2C peripheral */ LM75B(I2C *i2c, int addr); /** * LM75B destructor */ ~LM75B(); /** * get temperature as one byte (signed) * @param *temp int8_t returns integer part of the temperature * @return 0: success not-0: failure */ int temp(int8_t *temp) ; /** * get temperature as 11 bit (float) * @param *temp float returns the temperature as float * @return 0: success not-0: failure */ int getTemp(float *temp) ; /** * get configuration register * @param ptr_byte uint8_t pointer value for the register * @param *config_data uint8_t value of the config register * @return 0: success non-0: failure */ int getConfig(uint8_t ptr_byte, uint8_t *config_data) ; /** * set configuration register * @param ptr_byte uint8_t pointer value for the register * @param config_data uint8_t value to set in the config register * @return 0: success non-0: failure */ int setConfig(uint8_t ptr_byte, uint8_t config_data) ; private: I2C *p_i2c; int m_addr; int readRegs(int addr, uint8_t * data, int len); int writeRegs(uint8_t * data, int len); }; #endif