Chapter 8 Serial Communication Module AH10SCM Setting Modbus Advance To speed up standard Modbus communication, SCMSoft provides the Modbus Advance wizard. Users only need to specify registers or absolute positions from which data is read, specify registers or absolute positions into which data is written, select a communication port, and download the setting to AH10SCM-5A. After flags are enabled, the reading of the data, and the writing of the data are complete. The steps of setting the wizard are as follows. (1) SCM setting Users can specify a backplane, a slot, and a communication port.
Besides, they can set a slave ID, a transmission speed, a communication interface, a transmission mode, and a format. (2) Modbus Advance ─ Reading and writing Reading data from bit devices/word devices, and writing data into bit devices/word devices 8-23