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α
2 Simple Application Controllers
The Command String 7
7 - 2
Section 7.1 and 7.2 describe protocol elements used with Format A and B. Refer to section 7.3
for detailed explanation concerning all dedicated protocol elements within both types of
formats. Refer to section 7.6 for detailed information concerning
α
2 Series Commands.
7.1 Format “A”
Table 7.1: 1.1 Format A message structure
Format A LINE CHECK mode
Control Protocol
LINE CHECK
FORMAT A
Computer
α
2 Controller
or
E
N
Q
No. comm
bytes
Format No.
Station No.
S
T
X
A
C
K
No. comm
bytes
Format No.
Station No.
S
T
X
N
A
K
No. comm
bytes
Format No.
Station No.
Error Code
S
T
X
Control Code
No. of Communication bytes
Format No.
Station No.
Control Code