EVB User Guide V1.0
Table Of Contents
- Safety Information
- About the Document
- Contents
- Table Index
- Figure Index
- 1 Introduction
- 2 General Overview
- 3 Interface Application
- 3.1. Power Supply (J0202/J0601)
- 3.2. Switches, Button and Status Indicators
- 3.3. M.2 Interface (J0101)
- 3.4. USB Type-C Interface (J0601)
- 3.5. USB-TO-UART Interface (J0901/J0902)
- 3.6. (U)SIM Interfaces (J0701/J0702)
- 3.7. Audio Interfaces (J0801/J0802/J0803)
- 3.8 PCIe Interface to WLAN/Ethernet Module (J0501/J0502)
- 3.9. Antenna Interfaces
- 3.10. Test Points
- 4 Operation Procedures
- 5 Appendix References
5G Module Series
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3.7. Audio Interfaces (J0801/J0802/J0803)
The EVB provides one digital audio codec board connector (J0803), two analog audio connectors
(J0801/J0802). This chapter gives a detailed introduction on these audio interfaces.
J0801
Earphone Interface
J0802
Handset Interface
J0803
1 3
5
2 4 6
CODEC/SLIC
Figure 11: Audio Interfaces of the EVB (J0801/J0802/J0803)
3.7.1. Digital Audio Interface (J0803)
The EVB supports external digital audio codec ALC5686 or SLIC LE9643. The codec or SLIC is
assembled on an independent TE-A which can be connected to the EVB by the BTB connector (J0803).
PCM_DIN
PCM_DOUT
PCM_SYNC
PCM_CLK
I2C_SCL
I2C_SDA
ALC5686
M.2 Module
REG_1V8
2.2 K
2.2 K
BCLK
LRCK
DACDAT1
ADCDAT1
SCL
SDA
IN2P
IN2N
LOUDL/P
LOUDR/N
HPO_R
HPO_L
J0801
J0802
2
4
5
3
1
6
BTB CON BTB CON
J0803
J0803
J0101
Figure 12: Block Diagram of the Connection Between the Codec TE-A and the Module