Mitsubishi Electric MELSEC-LD77MS2 User Manual page 264

Storage item Storage details
Stores the number of write
accesses to the flash ROM
after the power is switched ON.
The count is cleared to "0"
Md.19
when the number of write
Number of write
accesses reaches 26 and an
accesses to flash
error reset operation is
ROM
performed.
Refresh cycle: Immediate
This area stores the states
(ON/OFF) of forced stop input.
Md.50
Forced stop input
Refresh cycle: Operation cycle
Indicates a current operation
Md.51
mode.
Amplifier-less
operation mode
Refresh cycle: Immediate
status
Stores the detection status of
Md.52
axis that set communication
Communication
between amplifiers.
between
amplifiers axes
Refresh cycle: Immediate
searching flag
Stores the connect/disconnect
Md.53
status of SSCNET
communication.
SSCNET control
status
Refresh cycle: Immediate
Stores the module information.
Md.59
Module
Refresh cycle: At power supply
information
ON
Stores the first five digits of the
module product information.
Md.130
OS version
Refresh cycle: At power supply
ON
Stores the RUN status of digital
Md.131
oscilloscope.
Digital
oscilloscope
Refresh cycle: Main cycle
running flag
Chapter 5 Data Used for Positioning Control
Reading the monitor value
Monitoring is carried out with a decimal display.
Monitor value
Monitoring is carried out with a decimal display.
Monitor
value
Monitoring is carried out with a decimal display.
Monitor
value
Monitoring is carried out with a decimal display.
Monitor
value
Monitoring is carried out with a decimal display.
Monitor
value
Monitoring is carried out with a hexadecimal display.
Monitor
value
Monitoring is carried out with a hexadecimal display.
Buffer memory (stored with BCD code)
Buffer memory 1207/4007
Monitor
value
Monitoring is carried out with a decimal display.
Monitor
value
5 - 124
Storage value
0 to 25
Storage value
0: Forced stop input ON (Forced stop)
1: Forced stop input OFF (Forced stop release)
Storage value
0: Normal operation mode
1: Amplifier-less operation mode
Storage value
0: Search end
1: Searching
Storage value
1: Disconnected axis existing
0: Command accept waiting
-1 Execute waiting
:
-2 Executing
:
0 0
Storage value Storage value
3 : LD77MS 0: 2 axes
1: 4 axes
2: 16 axes
Buffer memory 1206/4006
0 0 0
Storage value
0: Stop
1: Run
-1: Stop by error
Storage value
First five digits
of product
information