Toshiba T2N - Manual (Page 171)

3. User Data
158 PROSEC T2N
Special Device Name Function
S0000
Operation mode
0: Initializing 4: HOLD mode B: D-STOP
1: HALT mode 6: ERROR mode D: S-HALT
2: RUN mode 9: D-HALT E: S-RUN
3: RUN-F mode A: D-RUN F: S-STOP
S0001
S0002
S0003
S0004 CPU error (Down) ON when error occurs (OR condition of related flag in SW001)
S0005 I/O error (Down) ON when error occurs (OR condition of related flag in SW002)
S0006 Program error (Down) ON when error occurs (OR condition of related flag in SW003)
S0007
EEPROM number of writing times
execeeded (Warning) ON when EEPROM number of writing times 100,000 exceeded
(operation contiunes)
S0008 Conststant scan delay (Warning) ON when actual scan time exceeds the constant scan time setting
S0009 Reserved (for future use)
S000A Calendar LSI error (Warning) On when calendar timer data fault (operation continues)
S000B Reserved (for future use)
S000C TOSLINE-30 error (Warning) ON when TOSLINE-30 error (operation continues)
S000D TOSLINE-F10 error (Warning) ON when TOSLINE F10 error (operation continues)
S000E TOSLINE-20LP error (Warning) ON when TOSLINE-S20LP error (operation continues)
S000F Battery voltage low (Warning) ON when battery voltage low (operation continues)
S0010 System ROM error (Down) ON when when system ROM error
S0011 Sytem RAM error (Down) ON when system RAM error
S0012 Program memory error (Down) On when program memory (RAM) error
S0013 EEPROM error (Down) ON when EEPROM error
S0014 Reserved (for future use)
S0015 LP error (Down) ON when language processor (LP) error
S0016
Reserved (for future use)
S0017
S0018
S0019
S001A
S001B
S001C
S001E
S001F
S001E
S001F Watch-dog timer error (Down) ON when watch-dog timer error occurs
*1) This area is for reference only (Do not write)
*2) The error flag becomes ON and is so maintained through the occurrence of a cause
(it is re-set when RUN starts-up)