L A0 Addr PARITY
L A1 Addr CYCLECONTROL
L A2 Addr PCXREG
L A3 Addr PCFREG
L A4 Addr DBREG
L A5 Addr SBREG
L A6 Addr MNBR
L A7 Addr SSTKP
L A8 Addr STKP
L A9 Addr ALURESULT
L A10 Addr SALUF
L A11 Addr T 20
L A12 Addr AATOVA
L A13 Addr TPC 20
L A14 Addr CALLER
L A15 Addr PAGE
L A16 Addr APC
L A17 Addr APCTASK
L A18 Addr CIA
L A19 Addr CTASK
L A19 Val 0
L B0 Addr REVISION
L B1 Addr SUBTEST
L B2 Addr 
L B3 Addr 
L B4 Addr 
L B5 Addr 
L B6 Addr 
L B7 Addr 
L B8 Addr 
L B9 Addr MYID
L B10 Addr CONTROLLERID
L B11 Addr CADDR
L B12 Addr 
L B13 Addr 
L B14 Addr 
L B15 Addr MESSU
L B16 Addr MESSL
L B17 Addr 
L B18 Addr 
L B19 Addr 
L C0 Addr COMM-ER0
L C1 Addr COMM-ER1
L C2 Addr COMM-ER2
L C3 Addr BOOT-ERR
L C4 Addr BOOTREASON
L C5 Addr MEMSYNDROME
L C6 Addr 
L C7 Addr 
L C8 Addr 
L C9 Addr 
L C10 Addr 
L C11 Addr 
L C12 Addr 
L C13 Addr 
L C14 Addr NEXTTEST
L C15 Addr EXERCISE
L C16 Addr SHORTLOOP
L C17 Addr 
L C18 Addr 
L C19 Addr