Instruction Manual

IR24VDA
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3. External Dimension and Pin Definition
3.1. External Dimension
Figure 1. Diagram of Radar Module Structure
3.2.Pin Definition
Inter
face Pin Descript ion Typical Inst ruction
Interface
1
1 5V 5.0V Positive of power supply
2 GND Ground
3 RX Serial Port Reception
4 TX Serial Port Sending
5 S1 3.3V/0V Somebody/Nobody
6 S2 3.3V/0V Stationary/active
Interface
2
1 3V3 3.3V Output Power Supply
2 GND Ground
3 SL Reserved
4 S
D
Reserved
5 GP1 Spare Pin for Expansion
6 GP2 Spare Pin for Expansion
7 GP3 Spare Pin for Expansion
8 GP4 Spare Pin for Expansion
Note：
1）S1 Output：High Level-Somebody, Low-Level-Nobody;
2）S2 Output：High Level-Active, Low-Level-Stationary;