Z86017/Z16017 PCMCIA Interface Solution
Product Specification
51
EEPROM Register
Address: SELECT 07h
Name: PCMCIA Exception Status Register
Type: Read
Table 26. PCMCIA Exception Status Register: Address 07h
Bit Placement Bit Name
Description
Bit 0
ATA/IDE_MODE
When bit 7 of this register is set to 1, ATA mode has been
selected by sampling the /PC_ATA//HOE signal on Power-
On-Reset, or the override bits in Register 0 have set the
ZX6017 to run in ATA/IDE mode. When set to 0, this bit
indicates that the ZX6017 operates in PCMCIA mode
(Table 27).
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
PCRST
Reserved
Reserved
Reserved
PDIAG
DASP
PCMCIA reset status. Active when set to 1.
PDIAG is present. This bit is active when set to 1.
DASP is present. Drive Active/Slave Present. This bit is
active when set
Bit 7
ATA_SAMPLED
When set to 1, this bit indicates that bit 0 of this register is
valid to read.
Programming Internal Registers
PS012002-1201
ZILOG [ ZILOG, INC. ]
