Johnny Bravo / Mbed 2 deprecated dac_controller2

can version

Dependencies:   mbed MCP4725

Fork of dac_controller2 by Eric Hill

DAC/DAC.h@3:29aa7212dda4, 2014-04-29 (annotated)

Committer:
dzl5187
Date:
Tue Apr 29 03:13:12 2014 +0000
Revision:
3:29aa7212dda4
Parent:
1:4bd950ab8756 
final_version

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dzl5187 1:4bd950ab8756 1
dzl5187 1:4bd950ab8756 2 #ifndef DAC_H
dzl5187 1:4bd950ab8756 3 #define DAC_H
dzl5187 1:4bd950ab8756 4
dzl5187 1:4bd950ab8756 5 #include "mbed.h"
dzl5187 1:4bd950ab8756 6 #include "mcp4725.h"
dzl5187 1:4bd950ab8756 7
dzl5187 1:4bd950ab8756 8 //pins for connection
dzl5187 1:4bd950ab8756 9 #define PIN_SDA p9
dzl5187 1:4bd950ab8756 10 #define PIN_SCL p10
dzl5187 1:4bd950ab8756 11 #define DEVICE_ADDR_BIT 0
dzl5187 1:4bd950ab8756 12 //ref voltage
dzl5187 1:4bd950ab8756 13 #define VDD_VOLTAGE 5.04
dzl5187 1:4bd950ab8756 14
dzl5187 1:4bd950ab8756 15 enum FREQ { FREQ_10HZ, FREQ_1HZ};
dzl5187 1:4bd950ab8756 16 enum FORM { FORM_SQUARE, FORM_SIN};
dzl5187 1:4bd950ab8756 17
dzl5187 1:4bd950ab8756 18 /**
dzl5187 1:4bd950ab8756 19 Funciton: DAC_start
dzl5187 1:4bd950ab8756 20 Description: start generating the analog signal
dzl5187 1:4bd950ab8756 21 */
dzl5187 1:4bd950ab8756 22 void DAC_start();
dzl5187 1:4bd950ab8756 23 /**
dzl5187 1:4bd950ab8756 24 Funciton: DAC_stop
dzl5187 1:4bd950ab8756 25 Description: stop generating the analog signal
dzl5187 1:4bd950ab8756 26 */
dzl5187 1:4bd950ab8756 27 void DAC_stop();
dzl5187 1:4bd950ab8756 28 /**
dzl5187 1:4bd950ab8756 29 Funciton: DAC_generate
dzl5187 1:4bd950ab8756 30 Description: calculate the Vout accoding to the configuration and send command to DAC chip
dzl5187 1:4bd950ab8756 31 */
dzl5187 1:4bd950ab8756 32 void DAC_generate();
dzl5187 1:4bd950ab8756 33 /**
dzl5187 1:4bd950ab8756 34 Funciton: DAC_set
dzl5187 1:4bd950ab8756 35 Description: set the configuration( amplitude, frequency and form of the signal)
dzl5187 1:4bd950ab8756 36 */
dzl5187 1:4bd950ab8756 37 void DAC_set(float range, enum FREQ freq, enum FORM form);
dzl5187 1:4bd950ab8756 38
dzl5187 1:4bd950ab8756 39 #endif