109
Flag ON/OFF Timing
The Instruction Enabled Flag, Instruction Error Flag, and instruction response
code are refreshed as shown below.
Example: When two instructions are executed consecutively and the first
instruction causes an error
Instruction Enabled Flag
Instruction Error Flag
Instruction response code
Instruction 1
Being
executed
Previous instruction
response code
Instruction 2
Executable
Being
executed
Executable
Executable
Instruction 1
error end
Instruction 1
response code
Instruction 2
response code
Instruction received
Execution ends
Instruction received
Execution ends
8-1-5 SEND(90)/RECV(98)/CMCR Data Processing Timings
The table below shows when data for the SEND(90)/RECV(98)/CMCR instruc-
tion is sent.
Send data
Send/Receive end processing
All data that has been processed by the
time the END instruction is executed is
sent.
Processing is performed when the END
instruction is executed.
8-2
SEND(90)
The SEND(90) instruction sends data from a memory area of the local node to a
memory area of the destination node.
Format
The SEND(90) instruction format is shown below.
Executed each Cycle
SEND(90)
S
D
C
Differentiated
@SEND(90)
S
D
C
S: Beginning source word (rightmost) (local node)
D: Beginning destination word (rightmost) (destination node)
(Beginning indirect reception word)
C: First control data word (rightmost) (local node)
SEND(90)
Section 8-2
Содержание SYSMAC C200HW-PCS01-EV1
Страница 1: ...Cat No W313 E1 3 PC Card Unit SYSMAC C200HW PCU01 C200HW PCS01 EV1 OPERATION MANUAL...
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Страница 3: ...SYSMAC C200HW PCU01 C200HW PCS01 EV1 PC Card Unit Operation Manual Revised January 2000...
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