Hi-Link HLK-LD2420 Посібник користувача - Сторінка 7
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4.Software Description
Introduction to this chapterHLK-LD2420Firmware debugging and the use of PC tools.
HLK-LD2420The system firmware has been burned at the factory, and the firmware version is detailed in the module packaging. Hailingke provides forHLK-LD2420hardware
Visual host computer configuration tool software, which is convenient for developers to configureHLK-LD2420Configure parameters to optimize the sensing effect.
4.1.firmware configuration
This section introducesHLK-LD2420Debugging method of radar module firmware.
step one,passUSBchangeTTLThe serial port adapter board is connected to the upper computer and the radar module, and the pin connection method is as shown in the table4-1and diagram4-1
shown.
step two, Open the device manager of the host computer, and check the serial port number of the serial port where the radar module is located.
step three, Open the serial port tool, select the serial port number of the radar module, and set the serial port baud rate115200, and then click "Open Serial Port"
button to view the current radar detection results at the output end of the tool interface.
surface4-1radar withUSBCorrespondence between the pins when the serial port adapter board is connected
radar module
RX
O_T1
3V3
GND
Figure 4-1 The connection method between HLK-LD2420 hardware and USB serial port adapter board
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user manual
Serial adapter board
TXD
RXD
VCCIO
GND