K Serial Interface Card CSD-709-77
198
CAUTION
The card is insulated from the internal circuit of the CSD-709 by means of a
photocoupler.
K.2 Communication specifications
Item Details
Baud rate 600 bps
Data bit length 8 bit
Parity bit Odd parity
Start bit 1 bit
Stop bit 1 bit
Terminator BCC
Communication data Binary code conforming to the Unipulse
Communication mode Stream mode
Number of digits of load data 5
K.3 Setting
Whether the data is printed through the serial interface card should be determined using function
F-37.
Item Function Setting
Print command through serial interface F-37
0 (Off), 1 (Print command synchronization)
Once [1] (Print command synchronization) is set to F-37, executing either of the following operations
outputs the load displayed on the CSD-709 to the printer.
Press the key to which the print command through the serial interface has been specified
as the F key operation.
Enter the print command in the form of an external control input.
For F key operation setting procedures and external control input, see Section 7.7, "Setting the F key
operation" and Section 8.1, "External control input signal," respectively.
K.4 Checking on Problems
If an unexpected operation occurs during the use of a serial interface card, verify phenomena and
check-outs listed in the table below to take proper action.
Phenomenon Check-out
Communications are not
established.
Check whether the serial interface cable is plugged in correctly.
Check the settings for the communication interface.
Check the settings for print command through the serial interface.
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