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V530-R160
Operation Manual
SE
C
T
IO
N
8
Serial Interf
ac
e (Norma
l)
SECTION 8
Communication with the Host
TRIG A Signal as Reading Trigger
During execution of reading, the BUSY signal of the parallel I/O interface turns ON.
Gate ON time varies according to data volume and baud rate.
* When
Xon/off
is selected for flow control
A timeout error occurs if there is no response from the host computer
within the set time when
Xon/off
is selected for flow control, and it is
assumed that the line is broken or the computer is not working correctly.
The controller displays an error message on the screen and turns the
ERR signal of the parallel I/O interface ON.
PC/AT computer
TRIG A
F160
Controller
Output reading data.
Receive reading data.
Perform reading.