It is better to convert it to hexadecimal to observe whether it is the same as the hexadecimal in the manualģ) Before the test, the communication can be tested with the software provided by delta to ensure that the 485 connection of the equipment is correct.Ĥ) When debugging with XCOM serial assistant, the phenomenon of garbled code appeared. and the slave address may not be 01 by default, which can be viewed through the PLCĢ) Do not put spaces in ASCII. The data bit, baud rate, parity, check code, etc. During this period, I encountered the following problems:ġ) The communication format must be set correctly. Specifically, I need to test the input and output according to the instruction manual. I see that the default is the ASCII mode of MODBUS protocol. I use XCOM serial port assistant to check the instruction manual of Delta PLC. First of all, I need to test the communication of PLC.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |