Mitsubishi Electric MELSEC iQ-R Series User Manual page 157

UCMM communication execution command
■UCMM communication execution command (Un\G393216 to Un\G393249)
This area requests and checks communication during UCMM communications.
Address Item
Un\G393216 to Un\G393217 UCMM data link execution request
Un\G393232 to Un\G393233 UCMM data link execution request
acceptance
Un\G393248 to Un\G393249 UCMM data link execution completion
The following table lists the assignments for each area.
The value of each bit indicates the request command number. (No.1 to No.32)
Address
UCMM data UCMM data UCMM data
link link link
execution execution execution
request request completion
acceptance
Un\G393216 Un\G393232 Un\G393248
Un\G393217 Un\G393233 Un\G393249
The following figure shows the timing chart for the execution of the UCMM communication execution request.
Performed by the RJ71EIP91
Performed by the program
'UCMM data link execution
request (Un\G393216 to
OFF
Un\G393217)
'UCMM data link execution
request acceptance'
OFF
(Un\G393232 to Un\G393233)
'UCMM data link execution
completion' (Un\G393248 to
OFF
Un\G393249)
Data transmission and data
reception
'UCMM data link request
command and UCMM data link
receive command'
(Un\G393280 to Un\G442431)
(1) UCMM communication execution
Description
Requests execution to send the request command over UCMM
communications.
• On: Request present
• Off: Request not present
Stores the acceptance status of the UCMM communication execution request.
• On: Accepted
• Off: Not accepted
Stores the execution status of the UCMM communications.
• On: Completed
• Off: Not completed or unexecuted
Bit
b15 b14 b13 b12 b11 b10 b9
16 15 14 13 12 11
32 31 30 29 28 27
ON
ON
(1)
Request command
b8 b7 b6 b5 b4
10 9 8 7 6 5
26 25 24 23 22 21
OFF
OFF
ON
OFF
Response command
Appendix 3 Buffer Memory
b3 b2 b1 b0
4 3 2 1
20 19 18 17
A
APPX
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