Waveshare RS232 TO RS485 - Hardware Testing Procedure

RS232 TO RS485 User Manual
Revision: V1.0, Date：20200620
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Hardware testing
Preparation
Environment
：
Windows PC
Devices required
：
 RS232 TO RS485
 USB TO RS485
 Host PC (if your PC does not has RS232 port, you can purchase an USB to RS232 cable (mal port)
separately)
Hardware connection
Connect the RS232 port of RS232 TO RS485 to PC by extend cable or USB to RS232 cable. Connect the
RS485 port of RS232 TO RS485 to the ES485 port of USB TO RS485. Connect the USB port of USB TO
RS485 to PC for loopback testing as figure below.