User's Manual

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Page 3
Chapter 3 Product Specification
3.1 outline dimensional drawing
Figure 3-1 Module dimension and interface
*Size tolerance which not be marked according to GB/T1804-m standards
3.2 Pin Definition
Sheet 3-1 Pin Definition
Number
Name
功能 备注
1 ANT
Be used for the
external antenna
Selected through
capacitance
2 VCC Power IN
3 GND Ground All Grounding needed
4 P0.0-P0.7 I/O port
5 P1.0-P1.7 I/O port