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dac_controller2
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DAC/DAC.h
- Committer:
- dzl5187
- Date:
- 2014-04-29
- Revision:
- 3:29aa7212dda4
- Parent:
- 1:4bd950ab8756
File content as of revision 3:29aa7212dda4:
#ifndef DAC_H #define DAC_H #include "mbed.h" #include "mcp4725.h" //pins for connection #define PIN_SDA p9 #define PIN_SCL p10 #define DEVICE_ADDR_BIT 0 //ref voltage #define VDD_VOLTAGE 5.04 enum FREQ { FREQ_10HZ, FREQ_1HZ}; enum FORM { FORM_SQUARE, FORM_SIN}; /** Funciton: DAC_start Description: start generating the analog signal */ void DAC_start(); /** Funciton: DAC_stop Description: stop generating the analog signal */ void DAC_stop(); /** Funciton: DAC_generate Description: calculate the Vout accoding to the configuration and send command to DAC chip */ void DAC_generate(); /** Funciton: DAC_set Description: set the configuration( amplitude, frequency and form of the signal) */ void DAC_set(float range, enum FREQ freq, enum FORM form); #endif