DAC Module MCP4725 I2C DAC Converter Module Digital to Analog 12 Bits 0V to 3.3V

Description:

DAC is a unit can convert digital signal to analog signal like voltage waveform, audio waveform and so on. It integrates a 12-bit high resolution DAC chip named MCP4725 which integrates a on-board non-volatile memory (EEPROM). The unit comunicates with M5Core with I2C. The DAC input and configuration data can be programmed to the EEPROM. I2C address is 0x60.

Product Features:

• Up to 12 bits of resolution
• Output 0~3.3V voltage GROVE interface, support UIFlow and for
• Two Le go-compatible holes
• Product Size: 2.2mm x 24.2mm x 10.3mm
• Product weight: 5.7g

Package Included:

• 1x DAC Unit
• 1x Grove Cable

APPLICATION:

• MP3 Audio Player
• mini Oscilloscope

Related Link:

• Offical Video

• Forum

• Datasheet - MCP4725

EasyLoader

click to download EasyLoader

1.EasyLoader is a simple and fast program burner. Every product page in EasyLoader provides a product-related case program. It can be burned to the master through simple steps, and a series of function verification can be performed.

2. After downloading the software, double-click to run the application, connect the M5 device to the computer through the data cable, select the port parameters, click "Burn" to start burning. (For M5StickC burning, please Set the baud rate to 750000 or 115200)

3. Currently EasyLoader is only suitable for Windows operating system, compatible with M5 system adopts ESP32 as the control core host. Before installing for M5Core, you need to install CP210X driver (you do not need to install with M5StickC as controller)Click here to view the driver installation tutorial

Example:

1. for IDE

The code below is incomplete(just for usage). To get the complete code, please click here.

Schematic:

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PinMap:

M5Core(GROVE A)	GPIO22	GPIO21	5V	GND
DAC Unit	SCL	SDA