Use Instructions
Table Of Contents
- 1 About this document
- 2 Product Overview
- 3 Interface Description
- 3.1 PIN Definition
- 3.2 Operating condition
- 3.3 Digital I/O characteristics
- 3.4 Power Interface
- 3.5 UIM interface
- 3.6 PCM interface(TBD)
- 3.7 USB2.0 interface
- 3.8 UART Interface
- 3.9 Power on/off and reset interface
- 3.10 Interactive interface
- 3.11 Net Light interface
- 3.12 System boot configuration and download
- 3.13 Analog and Digital conversion (ADC) interface
- 3.14 I2C interface
- 3.15 SPI interface
- 3.16 Antenna interface
- 4 Product characteristics
- 5 Design guideline
- 6 Manufacturers
- 7 Package Storage information
- 8 Safety Information
L710HG Hardware Design
24
3.6 PCM interface(TBD)
3.6.1 PCM interface definition
L710HG provides hardware PCM interface for external codec. L710HG PCM interface can be used in
short sync master mode only, and only supports 16 bits linear format：
Table 3-10 (a) PCM interface definition
Pin No.
Signal name
I/O
Type
DC Characteristics（V）
Min. Typ. Max.
63 PCM_SYNC
PCM
synchronizing
signal
-0.3 1.8 1.9
62 PCM_DIN
PCM data input
-0.3 1.8 1.9
61 PCM_DOUT
PCM Data output
-0.3 1.8 1.9
64 PCM_CLK
PCM Data clock
-0.3 1.8 1.9
Note: PCM can be used for I2S and TDM
Figure 3-6 PCM_SYNC timing
Figure 3-7 Codec to L710HG module timing