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I) V24/RS232/485-Interface - Basics
90003752(2) [AK-Commands] 11/01
AK
1 - 5
3.3. Command telegram for RS485 BUS operating
1. Byte STX
2. Byte BUS ADDRESS
3. Byte FUNCT. CODE 1
4. Byte FUNCT. CODE 2 HEAD
5. Byte FUNCT. CODE 3
6. Byte FUNCT. CODE 4
7. Byte BLANK
8. Byte "K" VARIABLE DATA
9. Byte NUMBER
(Number with several
digits possible)
D
A (other data
T can also disappear,
A depending on the
function code)
n. Byte ETX END