Table of Contents
Advertisement
CLM920 TD3 LTE Module Hardware Usage Guide
Data Format
PCM to analog voice recommendation circuit is as follows：
3.12 I2C bus
CLM920 TD3 module provides a set of hardware bidirectional serial bus, I2C interface
is 1.8V level, 5.0 protocol interface, clock rate is 400KHz.
Pin
Signal
Shanghai Yuge Information Technology co., LTD
Figure 3-20 PCM short frame mode timing diagram
Figure 3-21 PCM to analog voice map
Table 3-20 I2C pin definition
I/O
Description
MSB
Para
Level value (V)
Rema
- 45 -
Advertisement
Table of Contents
