Mitsubishi Q2ACPU User Manual page 479

APPENDICES
Number Name Meaning
SD220
SD221
SD222
SD223
LED display
LED display data
data
SD224
SD225
SD226
SD227
Loaded Loaded maximum
SD250
maximum I/O I/O No.
Head I/O Head I/O No. for
SD251 number for module
replacement replacement
RS422 RS422
SD253 transmission transmission
speed speed
Table App. 3.4. Special register
Explanation
• LED display ASCII data (16 characters) stored here.
b15 to b8 b7
15th character from
SD220
the right
13th character from
SD221
the right
11th character from
SD222
the right
9th character from
SD223
the right
7th character from
SD224
the right
5th character from
SD225
the right
3rd character from
SD226
the right
1st character from
SD227
the right
• When SM250 goes from OFF to ON, the upper 2 digits of the final I/O
number plus 1 of the modules loaded are stored as BIN values.
• Stores the upper two digits of the head I/O number of an I/O module that
is removed/replaced in the online status (with power on). (Default value:
100H).
• Stores transmission speed of RS422.
0 : 9600bps 1 : 19.2kbps 2 : 38.4kbps
App - 82
(When Set)
to b0
16th character from
the right
14th character from
the right
12th character from
the right
S (When
10th character from
changed)
the right
8th character from
the right
6th character from
the right
4th character from
the right
2nd character from
the right
S (Request
S (When
changed)
Corres-
Set by ponding Corresponding
ACPU
CPU
D9
New QnA
New QnA
END)
Q2A(S1)
Q3A
U D9094
Q4A
Q4AR
New QnA