Toshiba T2N - Manual (Page 175)

3. User Data
162 PROSEC T2N
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The designated error code (1-64) are stored in order of execution in SW018-
SW033 (the earlier the code, the lower the address), and the number of
registration (SW017) is updated.
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The earliest error code occuring in the registered error codes (the content of
SW018) is stored in the leading error code (SW016).
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The registered error codes are cancelled one by one by the execution of the
diagnostic display re-set instruction or by a re-set operation by the programmer.
At this time, the number of registers is reduced by one and the storage
positions of the error codes are shifted up.
Special
Register
Name Function
SW016 First error code
SW017 Number of registration
SW018 Error code first
SW019 Error code (2)
SW020 Error code (3)
SW021 Error code (4)
SW022 Error code (5)
SW023 Error code (6)
SW024 Error code (7)
SW025 Error code (8)
SW026 Error code (9)
SW027 Error code (10)
SW028 Error code (11)
SW029 Error code (12)
SW030 Error code (13)
SW031 Error code (14)
SW032 Error code (15)
SW033 Error code (16)
Special
Device
Name Function
S0150
Reserved (for future use)
S0151
S0152
S0153
S0154
S0155
S0156
S0157
S0158 Periphral support priority Periphral support processing has been carried out in one scan when ON.
S0159
Reserved (for future use)
S015A
S015B
S015C
S015D
S015E
S015F