ZiLOG System 8000

HRM
Zilog
Table 4-22 status Register, Bit Definitions
HRM
BIT
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
Bit 9
Bi t 10
Bit 11
Bi t 12
Bit 13
Bi t 14
Bi t 15
NAME
NOTAP
FMDET
HWERR
INVAL
INAP
(Not Used)
BPARM
BLKTAP
PROT
LBOT
LEOT
RTRYAT
UNITO
UNIT1
TRKO
TRK1
DEFINITION
No tape cartridge in drive
File mark detected during read or
or skip blocks
Hardware error
Invalid command
Inappropriate command
Bad
DMA parameters
Blank tape
Tape cartridge write protected
Tape at logical beginning of tape
Tape at logical end of tape
One or more retries atcem~ted
Tape drive address bit 0
Tape drive addr~ss bit
Track address bit 0
Track address bit
4-52
Zilog
4-52