Toshiba V Series User Manual page 173

Appendix E Details of
E.1 System Variable (ZW)
The system variable is a variable with predetermined purpose. This variable can be used to
monitor and set the condition of the system by application program.
Though the system variable contains 1024 words of ZW [0] to ZW [1023], the usable area is
limited. Since the addresses not described are reserved areas for future, do not use these
areas.
(1) General data (read-only data)
ZW Use
0 Calendar date
6 Front panel data
8 Rotary switch
19 Force bit
6F8C1135
Variables
F E D C
Year
Month
Day
Hour
Minute
Second
<0> 0: Normal mode
<1>
<2>
<3>
<4>
<5>
<6>
<7>
Position: 0 to 64 (decimal number)
0 1
Bit fixing
B A 9 8 7 6 5
× 10
× 10
× 10
× 10
× 10
V
7 6 5
<0> 1: Maintenance mode
<1> All memory clear
<2> Test program start
<3>
<4> Debugger start
<5>
<6>
<7> E2ROM formatting
4 3 2 1 0
× 1
× 1
× 1
× 1
× 1
4 3 2 1 0
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