*

* Copyright

[DFRobot](http://www.dfrobot.com), 2016

* Copyright

GNU Lesser General Public License

*

* version

V1.0

* date

2018-1-25

*/

#include "DFRobot_MCP4725.h"

#define

REF_VOLTAGE

5000

DFRobot_MCP4725 DAC;

void setup(void) {

Serial.begin(115200);

/* MCP4725A0_address is 0x60 or 0x61

* MCP4725A0_IIC_Address0 -->0x60

* MCP4725A0_IIC_Address1 -->0x61

*/

DAC.init(MCP4725A0_IIC_Address0, REF_VOLTAGE);

}

void loop(void) {

/*Output a magnitude of 2500mv, the frequency of 10HZ, DC offset 2500mv sin

e wave*/

DAC.outputSin(2500,10,2500);

}

Results



A full sine wave of 2.5V in amplitude (5V peak to peak), 10Hz and 2.5V DC bias can be observed.