Omron C200HX Operation Manual page 356

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Serial Communications Instructions

Application Example

The contents of S through S+4 are copied to the part of the PC Setup

that contains the settings for the port specified by N.

The settings for the port specified by N are returned to their default val-

This example shows a program that transfers the contents of DM 0100 through

DM 0104 to the PC Setup area for Communications Board port A (DM 6555

through DM 6569).

The settings are transferred as shown below. The Changing RS-232C Setup

Flag (SR 27504) will be turned OFF when the transfer has been completed.

The following table shows the function of the transferred setup data.

Note For details on the contents of setup data, refer to 3-6-4 PC Setup.

Indirectly addressed DM word is non-existent. (Content of DM word is

not BCD, or the DM area boundary has been exceeded.)

The port specifier (N) isn't IR 000, IR 001, or IR 002.

Port A has been specified, but pin 2 of the DIP switch is ON.

The PC Setup is write-protected. (Pin 1 of the DIP switch is ON.)

The specified source words exceed the data area.

The instruction was executed from an interrupt program.

Address Instruction

Enables the communications settings in DM 0101 and

sets the communications mode to RS-232C.

Sets the following communications settings:

9,600 bps, 1 start bit, 8-bit data, 1 stop bit, no parity

No transmission delay (0 ms)

Enables the end code CR, LF.

Section 5-27

(Refer to 3-6-4 PC Setup

for details.)

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