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322
5-26 Network Instructions
The network instructions are used for communicating with other PCs, BASIC
Units, or host computers linked through the SYSMAC NET Link System, SYS-
MAC LINK System, Ethernet System, or Controller Link System.
5-26-1
NETWORK SEND – SEND(90)
S
: Source beginning word
IR, SR, AR, DM, HR, TC, LR
D
: Destination beginning word
IR, SR, AR, DM, HR, TC, LR
Operand Data Areas
C
: First control data word
IR, SR, AR, DM, HR, TC, LR
Ladder Symbols
SEND(90)
S
D
C
@SEND(90)
S
D
C
Limitations
C through C+2 must be within the same data area and must be within the values
specified below. To be able to use SEND(90), the system must have a SYSMAC
NET Link, SYSMAC LINK Unit, PC Card Unit, or Controller Link Unit mounted.
Description
When the execution condition is OFF, SEND(90) is not executed. When the
execution condition is ON, SEND(90) transfers data beginning at word S, to ad-
dresses specified by D in the designated node on the SYSMAC NET Link, SYS-
MAC LINK System, Ethernet System, or Controller Link System. The control
words, beginning with C, specify the number of words to be sent, the destination
node, and other parameters. The contents of the control data depends on
whether a transmission is being sent in a SYSMAC NET Link System, a SYS-
MAC LINK System, an Ethernet System, or a Controller Link System.
The status of bit 15 of C+1 determines whether the instruction is for a SYSMAC
NET Link System or a SYSMAC LINK/Ethernet/Controller Link System.
Control Data
Ethernet Systems
Set the destination node number to 0 to send the data to all nodes. Refer to the
PC Card Unit Operation Manual
for details.
Word
Bits 00 to 07
Bits 08 to 15
C
Number of words (0 to 1000 in 4-digit hexadecimal, i.e., 0000
hex
to 03E8
hex)
C+1
Response time limit (0.1 and 25.4
seconds in 0.1 s increments in
2-digit hexadecimal without
decimal point, i.e., 01
hex
to FF
hex
)
Default is 00
hex
(2 seconds)
Bits 08 to 11:
No. of retries (0 to 15 in
hexadecimal,
i.e., 0
hex
to F
hex
)
Bit 12
ON: Direct destination
beginning word
designation
OFF: Indirect designation
Bit 13
ON: Response not
returned.
OFF: Response returned.
Bit 14 ON: Operating level 0
OFF: Operating level 1
Bit 15:
Set to 1.
C+2
Destination node (0 to 127 in
2-digit hexadecimal, i.e., 00
hex
to
7E
hex
)*
Bits 08 to 12:
Unit address of destination
node. Set to 00
hex
.
Bits 13 to 15: Set to 0.
Network Instructions
Section 5-26
Содержание SYSMAC C200HE
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