IAI PSEL, Operation Manual

Page: 1040 / 1062

[29] V
ision System I/F Related Command
546
(Note 1) SLVS and GTVD Commands can be executed only on the same program (task).
(Note 2) Executing SLVS Command with Operand 1 = 1 is indicated opens the
communication channel that is specified in I/O Parameter No. 351, Bits 4 to 7.
And also, executing SLVS Command with Operand 1 = 0 is indicated closes the
communication channel that is specified in I/O Parameter No. 351, Bits 4 to 7.
(Note 3) When the Vision System I/F is used with Ethernet, message communication
attribute is fixed to client.
[Example 1]
[Example 2]
SLVS 1 Select Vision System I/F Usage
y
(GTVD Command Timeout Value = None)
y
SLVS 0 Cancel Vision System I/F Selection
SLVS 1 60 Select Vision System I/F Usage
y
(GTVD Command Timeout Value = 60sec
is indicated)
y
SLVS 0 Cancel Vision System I/F Selection