IBM 5410 Maintenance Manual page 31

LOCAL STORE REGISTERS
BASE SYSTEM
HIGH
LOW LSR
Acronym
Program level 1 instruction address register
P1-IAR
Program level 1 address recall register
P1-ARR
Operand 2 address register
AAA
Spare
1----
Program level 1 index register 1
P1-XR 1
Length count recall register Condition recall register
P1-PSR
Operand 1 address register BAR
MFCU print data address register
MPTAR
Program level 1 index register 2 P1-XR2
II
Line printer data address register LPDAR
Line printer image address register LPIAR
MFCU punch data address register
MPCAR
MFCU read address register MR DAR
Length count registers
Data recal I register LCR ORR
Interrupt level 1 instruction address register
IAR-1
Interrupt level 1 address recall register ARR-1
FEATURE 1
HIGH
I
LOW
LSR
Acronym
Program level 2, instruction address register
P2-IAR
Program level 2, address recall register
Bi-sync comm adapter address register
P2-ARR
~AR
Serial
1/0
channel address register
SIAR
Program level 2 status register P2-PSR
Interrupt level 4, instruction address register
IAR-4
Interrupt level 4, address recall register
ARR-4
Disk file control address register
DFCR
Program level 2 index register 2 P2-XR2
Spare Spare
Interrupt level 2, instruction address register IAR-2
Interrupt level 2, address recall register
ARR-2
Disk file data address register
DFDR
Program level 2, index register 1
P2-XR 1
Interrupt level 0, instruction address register
IAR-0
Interrupt level 0, address recall register
ARR-0
Figure 1-23. Local Storage Registers
5410 FEMM
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