Data Sheet

Model:WG229
3
/
22
WG229 -DA-001,A/1
Contents
1 General Description............................................................................................................................................................... 4
2 Applications............................................................................................................................................................................. 5
3 Features...................................................................................................................................................................................5
4 Application Block Diagram....................................................................................................................................................6
5 Module Pinout and Pin Description..................................................................................................................................... 6
5.1 Module Pinout.............................................................................................................................................................6
5.2 Pin Description........................................................................................................................................................... 7
5.3 Strapping Pins............................................................................................................................................................ 7
6 Interfaces................................................................................................................................................................................. 8
6.1 GPIO............................................................................................................................................................................ 8
6.2 I2C................................................................................................................................................................................ 8
6.3 I2S................................................................................................................................................................................ 8
6.4 UART........................................................................................................................................................................... 8
6.5 SDIO.............................................................................................................................................................................9
6.6 SPI(Master/Slave)......................................................................................................................................................9
6.7 SPI(Slave)................................................................................................................................................................... 9
6.8 HSPI(Slave)..............................................................................................................................................................10
6.9 PWM.......................................................................................................................................................................... 10
6.10 IR Remote...............................................................................................................................................................10
7 PCB Footprint and Dimensions......................................................................................................................................... 11
8 Electrical Characteristics.....................................................................................................................................................11
8.1 Absolute Maximum Ratings...................................................................................................................................11
8.2 Recommended Operation Ratings....................................................................................................................... 12
8.3 Measurement Conditions....................................................................................................................................... 13
9. Performance Specification................................................................................................................................................ 13
10 Reference Schematics......................................................................................................................................................15
10.1 Power Schematic.................................................................................................................................................. 15
10.2 USB-UART Schematic......................................................................................................................................... 15
10.3 Typical Schematic................................................................................................................................................. 16
11 Hardware Boot Mode........................................................................................................................................................ 16
12 Manufacturing Process Recommendations.................................................................................................................. 17
13 Ordering Information......................................................................................................................................................... 17
14 Packaging Specification....................................................................................................................................................18
15 Revision History................................................................................................................................................................. 18
16 Contact Information........................................................................................................................................................... 18
Skylab M&C Technology Co., Ltd.
WiFi module