AH500 Programming Manual 6.19 Communication Instructions 6.19.1 List of Communication Instructions 6-377 Instruction code Pulse Page API Function Step 16-bit 32-bit instruction number 1800 RS – – Transmitting the user-defined communication command 9 6-378 1801 FWD – – The AC motor drive runs clockwise. 7 6-391 1802 REV – – The AC motor drive runs counterclockwise. 7 6-392 1803 STOP – – The AC motor drive stops.
3 6-393 1804 RDST – – Reading the statuses of the AC motor drives 5 6-397 1805 RSTEF – – Resetting the abnormal AC motor drives 3 6-400 1806 LRC – Longitudinal parity check 7 6-403 1807 CRC – Cyclic Redundancy Check 7 6-406 1808 MODRW – – Reading/Writing the Modbus data 11 6-409 1809 READ – – Reading the data from the remote device through routing 9 6-422 1810 WRITE – – Writing the data into the remote device through routing 9 6-426 1811 RPASS – – Passing the packet to the remote device through routing 7 6-429