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9−4−2. Specifications on interface
(1) Method Conforms to RS−422.
(2) Communication methodHalf−duplex
(3) Specifications on Signal
Baud rate 1 200, 2 400, 4 800, 9 600 or 19 200 bps
Data bit length 7 bit、8 bit
Parity bit None, Even and Odd parity
Stop bit 1 bit, 2 bit
Terminator CR or CR＋LF
Synchronous method Start−stop synchronous method
Communication data ASCII code
Address 00 to 31
(4) Cable length Approx.1 km
(5) Number of connections 10 sets at maximum
(6) Termination Built−in (Selecting the presence by the connection with terminal.)
(7) Input/output monitor With LED (Existing on the P.C. board at rear side of terminal board.)
9−4−3. Procedure of data transmission
By sending the determined command/data from the host (personal computer, sequencer and so
on) to the CSD−701B, data will be sent back to the host side form CSD−701B corresponding to
the command/data. Be sure to execute communication according to the below procedures.
Start
Command/Data
Data
Host→CSD−701B
CSD−701B→Host
● The communicating operation can be made in all of the modes.
However, the error command will be transmitted in the Function
mode, Calibration mode, Fine adjustment mode and the Setting mode.
● The flow control is not executed in the CSD−701B.
● The CTS/RTS signal isn’t applied.
● The X flow control isn’t performed.
● The communication operation is a conversational type.
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