Specifications

Ra-01SC Specification V1.1
CONTENT
1 Product Overview ............................................................................................................................................. 5
1.1. Characteristics ................................................................................................................................... 5
1.2 Main parameters ................................................................................................................................... 6
2 Electrical parameters ........................................................................................................................................ 7
2.1. Electrical character ............................................................................................................................... 7
2.2. Digital port characteristics ................................................................................................................... 7
2.3. SPI Interface features ........................................................................................................................... 8
3 Appearance size ................................................................................................................................................ 8
4 Pin function....................................................................................................................................................... 9
5 Schematics ...................................................................................................................................................... 11
6 Design guidance ............................................................................................................................................. 12
6.1 Application Circuit ............................................................................................................................ 12
6.2 Recommended module package design size ....................................................................................... 12
6.3 Antenna installation ............................................................................................................................. 13
6.4 Power Supply ...................................................................................................................................... 13
6.5 GPIO .................................................................................................................................................... 14
6.6 Software writing .................................................................................................................................. 14
7 FAQ............................................................................................................................................................................... 16
7.1 Factors affecting transmission distance .............................................................................................. 16
7.2 Module use reminder ........................................................................................................................... 16
7.3 Interfering factors ................................................................................................................................ 16
8 Reflow Welding Curve ................................................................................................................................... 17
9 Related models and antenna guide ................................................................................................................. 17
10 Packaging information ................................................................................................................................. 18
11 Contact us .................................................................................................................................................... 18
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