Download MELSEC-Q/L Serial Communication Module User`s Manual

3 COMMUNICATIONS BY THE MODEM FUNCTION
Address Dec. (Hex.)
CH1
CH2
Application
8207 (200FH)
Use prohibited
8449 to 8458
(2101H to 210AH)
For callback
Function
Name
Data No. for callback designation 1 to 10
0BB8H to 0BD5H, 8001H to 801FH: Data number for callback
Callback permit accumulated count
0 or more: Accumulated count
8945 (22F1H)
Callback denial accumulated count
0 or more: Accumulated count
For callback
function
Auto (callback) connection permit accumulated count
0 or more: Accumulated count
8947 (22F3H)
Auto (callback) connection denial accumulated count
0 or more: Accumulated count
8978 (22F4H)
Accumulated count of callback receive procedure cancel
0 or more : Accumulated count
8949 to 8954
(22F5H to 22FAH)
8955 (22FBH)
8956 (22FCH)
Use prohibited
For remote
password
function
8957 to 8958
(22FDH to 22FEH)
Use prohibited
8959 (22FFH)
For remote
password
function
9216 (2400H)
Use prohibited
9728 to 16383
(2600H to 3FFFH)
For user (
1)
Correspondence protocol
MC
Non
Bi
System area
8944 (22F0H)
8946 (22F2H)
Default
value
0
RW
—
0
RW
—
0
RW
—
0
RW
—
System area
Accumulated count of unlock process normal completion
0 or greater: Accumulated count of normal completion
Accumulated count of unlock process abnormal completion
0 or greater: Accumulated count of abnormal completion
System area
Accumulated count of lock process based on circuit line disconnection
0 or greater: Accumulated count of lock process based on circuit line
disconnection
System area
User free area 2 (6656 words)
(Communication data monitoring function default buffer)
Usage is determined by the user.
0
RW
1 Only the QJ71C24N (-R2/R4) are usable. (System area when using QJ71C24 (-R2))
2 Only the Q series C24 is usable. (System area when using the L series C24)
IMPORTANT
Do not write data in the system area of the buffer memory.
If data is written in the system area, the programmable controller system may
operate abnormally.
There is also a partial system area in the user's area. Be careful when reading and
writing from and to the buffer memory.
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