I2C Interfaces - Quectel BG96-NA Hardware Design

NOTE
Transistor circuit solution is not suitable for applications with high baud rates exceeding 460Kbps.

3.12. I2C Interfaces

BG96-NA provides one I2C interface.
The following table shows the pin definition of I2C interfaces which can be applied on audio codec design.
Table 14: Pin Definition of I2C Interfaces
Pin Name Pin No.
I2C_SCL 40
I2C_SDA 41
BG96-NA_Hardware_Design
Figure 19: Reference Circuit with Transistor Circuit
I/O Description
OD I2C serial clock
OD I2C serial data
Confidential / Released 39 / 64
LTE Module Series
BG96-NA Hardware Design
Comment
Require external pull-up to 1.8V
Require external pull-up to 1.8V