Mitsubishi-electric QJ71C24N Manuel d'utilisateur télécharger pdf (Page 341)

App. - 47 App. - 47

MELSEC-Q

APPENDIX

(2) Program example

Changes the initial setting

command into pulses.

Sets the word/byte units

designation to byte.

Transfers the setting value to

the word/byte units designation

area of the buffer memory.

Initial setting command 2

Abnormal completion of REMTO

instruction

Sets 400

to the buffer memory head

address for on-demand transmission.

Sets 0

to the buffer memory length

for on-demand transmission.

Sets 0C00

to the transmission

buffer memory head address.

Sets 400

to the transmission buffer

memory length.

Transfers the setting values to the

on-demand function designation

and transmission area designation

areas of the buffer memory.

Initial setting command 3

Abnormal completion of REMTO

instruction

Sets 600

to the receive buffer

memory head address.

Sets 200

to the receive buffer

memory length.

Transfers the setting value to the

receive area designation area of the

buffer memory.

Initial setting completion

Abnormal completion of REMTO

instruction

REMARK

When changing the default values of the following buffer memory areas, refer to

above (2) Program example to perform programming.

• DTR/DSR (ER/DR), DC control designation

• DC1/DC3 (Xon/Xoff) code designation

• DC2/DC4 code designation

• CD terminal check designation (for RS-232)

• Communication system designation (for RS-232)

• Simultaneous transmission priority/non-priority designation

• Retransmission time transmission method designation

• Simultaneously transmission data valid/invalid designation

• No-reception monitoring time (timer 0) designation

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Mitsubishi-electric QJ71C24N Manuel d'utilisateur Page 341

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