ACEINNA MFC2030 v1.10

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CONFIDENTIAL

MFC2030 I2C Communication

MFC2030 Pin Configuration

Figure.1 MFC2030 Pin Configuration

Table.1 MFC2030 Pin Configuration

Pin

Name

Description

1

VDD

Power Supply

2

NA

3

SCL

Serial Clock Line for I2C bus

4

SDA

Serial Data Line for I2C bus

5

GND

Connect to Ground

6

GND

Connect to Ground

7

GND

Connect to Ground

8

NA

2. Hardware Connection

SCL and SDA pins must be connected with around 4.7k Ohm pull-up resistors to VDD, recommending voltage is 5V

+/- 10%.

Figure.2 Pull-up Resistors Connection

3. I2C Read and Write Timing

I2C communication using standard I2C protocol, as shown below, recommending SCL frequency about 100kHz.