Hi-Link HLK-LD303-24Gr Manual del usuario - Página 3

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Summary

HLK-LD303-24G is a radar module used to detect the distance between a sensor and a non-stationary target
1、Appearance and interface
(Module digital surface)
The interface is a 4-pin lock terminal with a pitch of 1.25mm. The wire sequence is as follows:
No.
1
2
3
4
*The current terminal wiring is shown in the figure below：
PCBA silk screen
5V
GND
RX
TX
2
HLK-LD303-24G USER MANUAL
(Antennal Surface)
Function
+5V input
Ground wire
Serial port receving
Serial port sending