Related Manuals for Hi-Link HLK-LD303-24Gr
Summary of Contents for Hi-Link HLK-LD303-24Gr
- Page 1 HLK-LD303-24G USER MANUAL HLK-LD303-24Gr Radar Module User Manual V1.3.3 Shenzhen Hi-Link Electronic Co., Ltd.
- Page 2 HLK-LD303-24G USER MANUAL CONTENTS Summary............................1 1、Appearance and interface.....................2 2、 Technical parameters......................3 3、 Data protocol........................3 4、 Application occasions......................5 5、 Mechnical dimensions......................6 6、 Precautions..........................7 Appendix............................8...
- Page 3 HLK-LD303-24G USER MANUAL 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) (Antennal Surface) The interface is a 4-pin lock terminal with a pitch of 1.25mm. The wire sequence is as follows: PCBA silk screen Function +5V input...
- Page 4 HLK-LD303-24G USER MANUAL 2、 Technical parameters Parameters Explanation Trasmit frequency 24.00~24.250GHz Antenna style Horizontal angle 43°/vertical angle 116° Working current 79mA(5V) Working voltage DC5V~12V Working temperature -20~+60℃ Data interface TTL serial port Data format 115200，8，n，1 Response time ≥60mS Level output Reserved Detection range 10~350cm...
- Page 5 HLK-LD303-24G USER MANUAL Description： Report data information, the reporting interval can be set to 60ms~1s, the default is 60ms, the threshold analysis of each word is as follows： Length: the number of bytes except the frame header and check byte, 0x0A, fixed byte Address: 0xD3, fixed byte Distance: Unit: cm, occupies 2 bytes, high order first Reserved: 1 byte, value 0x00, fixed byte...
- Page 6 HLK-LD303-24G USER MANUAL Check: no check, 0x00, fixed byte End of frame: fixed 2 bytes, 0x55BB Return of successful setting: 0D 0A 77 72 69 74 65 20 6F 6B 0D 0A That is, the ASII code "Enter + write ok + Enter" 4、Application occasions Intelligent toilet,...
- Page 7 HLK-LD303-24G USER MANUAL Intelligent light control, to assist smart homes to achieve the effect of "lights on when people come, and lights off when people go" 5、Mechanical Dimensions PCBA Schematic diagram：Unit mm 39.0 33.5 29.0 24.0 Φ3 6、Precautions Thismoduleonlydetectsrelative movingtargetsinthe detectionarea,andcompletelystationarytargetsare not detected. Theoutput result isinformationsuchasthe distance ofthe nearesttarget inrelativemotioninthedetectionarea。...
- Page 8 HLK-LD303-24G USER MANUAL Appendix: Relationship between angle and farthest distance Explanation： Test target: human body Installation: install horizontally respectively 、Vertical installation Red broken line: the module is installed horizontally, with the module as the center of the circle, the vertical line of the antenna surface is 0°, and each angle corresponds to the broken line of the farthest distance that can be detected Blue fold line: the module is installed vertically, with the module as the center of the circle, the vertical line of the antenna plane is 0°, and each angle corresponds to the fold line of the farthest distance that can be detected...
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