Digital Electronics GP-2401 Series, User Manual

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Chapter 6 - Initializing the GP
6-20 GP-2401/2501/2601 Series User Manual
6.4.6 EXPANSION SERIAL COMMUNICATION SETUP
Since GP-2401/2501/2601 Series units are not equipped with an expansion serial
I/F. If you have selected the [NO] for the [SERIAL I/F CHANGE] on the [COM-
MUNICATION PORT SETUP] screen, or "No" for the [Serial I/F Switch] settings
in the GP Screen Editor (when not using the Extended SIO Script Protocol for
communication), the expansion serial communication setup is not required.
• Even if a GP-2501/2601 Series unit is equipped with a Bus Conversion
Unit and a Multi Unit S, the Expansion Serial Interface cannot be used.
• If you have selected "YES" for the [SERIAL I/F CHANGE] on the [COM-
MUNICATION PORT SETUP] screen, or "Yes" for the [Serial I/F Switch]
settings [Change Extend SIO Type] command, in the GP Screen Edi-
tor' [Project] menu, enter all of the settings related to device communi-
cation using the Extended SIO Script Protocol here, [EXPANSION SE-
RIAL COMMUNICATION SETUP] screen. Then, the settings on the [SET
UP SIO] screen will be disabled.
COMMUNICATION RATE
The COMMUNICATION RATE (baud rate) is the data communication speed,
measured in bits per second (bps), between the GP and the Devices.
GP-PRO/PBIII for Windows Device/PLC Connection Manual
DATA LENGTH/STOP BIT
For data communication, the DATA LENGTH must be set up as 7-bit or 8-bit
data. Also, the STOP BIT must be designated as either a 1-bit or 2-bit value.
PARITY
Set up whether no parity check, or an odd or even number parity check will be
performed during communication.
RI/VCC (COM2)
GP-2401/2501/2601 Series units have no expansion interface. This setting will be
disabled.
COMMUNICATION FORMAT
Select one of the following options for the communication format: RS-232C, RS-
422 (4 line), or RS-422 (2 line).