Goodrive18 series two-in-one VFD Communication
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7.3.2 ASCII mode
7.3.2.1 Command code 03H (0000 0011), reading N words (continuously reading a
maximum of 16 words)
For example, for the VFD whose slave address is 01H, the start address of internal storage is
0004, to read two words continuously, the structure of this frame is as follows:
ASCII master command (from the master
to the VFD)
ASCII slave response (from the VFD to the
master)
7.3.2.2 Command word 06H (0000 0110), writing a word
For example, to write 5000 (1388H) to 0004H of the VFD whose address is 02H, the frame
structure is as follows.
ASCII master command (from the master
to the VFD)
ASCII slave response (from the VFD to the
master)
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