5: CPU C
ONFIGURATION
(FUN)
5-2 U
SER
’
S
M
ANUAL
FUN Settings (FUN20 through FUN50)
Note 1: FUN32 through FUN36 settings are held when the program loader is turned off.
Note 2: FUN29 and FUN50 can be used on the
MICRO
3
C only.
For Number Name Function
MICRO
3
Status
FUN20
PLC error data readout and
reset
Displays the error code and data of the MICRO
3
, and clears the
error data.
FUN21
Timer/counter preset value
readout and restore
Reads changed timer/counter preset values from MICRO
3
.
Restores the original timer/counter preset values.
FUN22
User program protection
Protects the user program in the MICRO
3
from reading and/or writ-
ing. Cancels the user program protection.
FUN23
PLC system program
version readout
Displays the MICRO
3
system program version.
FUN24
PLC operating status readout Displays the run/stop status of MICRO
3
.
FUN25
Scan time readout
Displays the current and maximum scan time values of the user
program in operation.
FUN26
Operand data clear Clears all or selected operand data of the user program.
FUN27
Link formatting sequence Updates the data link terminal connection data.
FUN28
Calendar/clock data
readout and setting
Displays and changes the calendar/clock data in MICRO
3
.
FUN29
User communication status
readout
Displays user communication error data, execution of transmit/
receive instructions, and communication parameters.
Program
Loader
FUN30
Program check
Checks the user program in the program loader and displays pro-
gram errors, if any.
FUN31
Program loader version
readout/hardware check
Displays the program loader version.
Checks the display and internal RAM of the program loader.
FUN32
Sequential monitoring Enables or disables sequential monitoring in the editor mode.
FUN33
Monitor screen holding
Enables or disables to hold monitor data when the program loader
is turned off or when the monitor mode is exited.
FUN34
Program loader beep sound Turns on or off the program loader beep sound.
FUN35
Display language selection Selects the display language from English or Japanese.
FUN36
Display data type selection
Selects decimal or hexadecimal notation of constant values during
editing and monitoring.
Memory
Card
FUN40
Memory card identification
Displays the memory card battery status, card name, and stored
user program names.
FUN41
Memory card formatting Formats the memory card to store user programs.
FUN42
Program loader system
program installation
Installs another system program from the memory card into the
program loader.
FUN43
Program loader system
program restore
Erases the additional system program from the program loader.
Communi-
cation
Monitor
FUN50
User communication data
monitor
Monitors transmit and receive data of user communication
between the MICRO
3
C
and RS232C equipment.
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