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Appendix 4 SPECIAL REGISTER LIST
*3: This applies to Universal model QCPUs except for the Built-in Ethernet port QCPU.
*4: The module whose first 5 digits of serial No. is "10102" or later.
TableApp.4.2 Special register
Number Name Meaning Explanation
Set by
(When Set)
Corres-
ponding
ACPU
D9
Corresponding
CPU
SD100
Transmission
speed storage
area
Stores the
transmission
speed specified in
the serial
communication
setting.
96 : 9.6kbps, 192 : 19.2kbps, 384 : 38.4kbps,
576 : 57.6kbps, 1152 : 115.2kbps
S (Power-ON or
reset)
New
Q00/Q01
Q00UJ
Q00U
Q01U
Q02U
*4
SD101
Communication
setting storage
area
Stores the
communication
setting specified in
the serial
communication
setting.
* : Since the data is used by the system, it is undefined.
S (Power-ON or
reset)
New
SD102
Transmission
wait time
storage area
Stores the
transmission wait
time specifed in
the serial
communication
setting.
0 : No waiting time
10 to 150: Waiting time (unit: ms)
Defaults to 0.
S (Power-ON or
reset)
New
SD105
CH1
transmission
speed setting
(RS-232)
Stores the preset
transmission
speed when GX
Developer is
used.
96 : 9600bps, 192 : 19.2kbps, 384 : 38.4kbps,
576 : 57.6kbps, 1152 : 115.2kbps
*: Other than RS-232 connection holds the data at RS-232 connection.
(When disconnected, the default value is 1152.)
SNew
Qn(H)
QnPH
QnPRH
QnU
*3
SD110
Data sending
result storage
area
Stores the data
sending result
when the serial
communication
function is used.
Stores the error code at the timeout sending data. S (Error)
New
Q00/Q01
Q00UJ
Q00U
Q01U
Q02U
*4
SD111
Data receiving
result storage
area
Stores the data
receiving result
when the serial
communication
function is used.
Stores the error code at the time of receiving data. S (Error)
SD118
Amount of
battery
consumption
Amount of battery
consumption
Displays the current amount of battery consumption.
The value range:1 to 2(Q00UJCPU, Q00UCPU, Q01UCPU,
Q02UCPU, Q03UD(E)CPU, Q04UD(E)HCPU)
1 to 3(Q06UD(E)HCPU)
1 to 4(Q10UD(E)HCPU, Q20UD(E)HCPU,
Q13UD(E)HCPU, Q26UD(E)HCPU)
S (Status
change)
New
QnU
*4
SD119
Battery life-
prolonging
factor
Battery life-
prolonging factor
Stores the factor which makes the battery life-prolonging function valid.
When SD119 is other than 0, the battery life-prolonging function is valid.
S (Status
change)
New QnU
b0
to
b3b4b5b6
b15
to
Sumcheck presence
0: Absent
1: Present
0: Disabled
1: Enabled
Write during RUN setting
b0:CPU switch setting
0:No factor
1:Foctor
b1:Backup in execution by
latch data backup function
(to standard ROM)
b15
to
b2
b1
b0