258
Auxiliary Area and CIO Area Allocations Section 7-3
Sending Data (TXD(236)/TXDU(256))
n = CIO 1500 + 25 × unit number
Words Bit
Board
(CS Series only)
Unit
(CS/CJ Series)
TXD(236) TXDU(256)
Port 1Port 2Port 1Port 2
A35605 A35613 --- --- Send Ready Flag
1: Send enabled; 0: Send disabled (includes sending in
progress)
This flag turns OFF when TXD(236) is executing at CPU Unit.
The flag turns ON when data transmission from Board to
external device is completed.
--- --- Word n+9,
bit 05
Word n+19,
bit 05
TXDU(256) Executing Flag
1: Executing; 0: Not executing
--- --- A20200 to A20207 Communications Port Enabled Flags
Turns ON (1) if execution of the network communications
instructions (SEND(090), RECV(098), CMND(490),
PMCR(260)) including TXDU(256) and RXDU(255), is possi-
ble for the communications port.
--- --- A203 to A210 Communications Port Completed Codes
Stores the response code when network communications
instructions (SEND(090), RECV(098), CMND(490),
PMCR(260)) including TXDU(256) and RXDU(255) are exe-
cuted.
--- --- A21900 to A21907 Communications Port Error Flags
Turns ON (1) if an error occurs during execution of the network
communications instructions (SEND(090), RECV(098),
CMND(490), PMCR(260)) including TXDU(256) and
RXDU(255).