Z86M1720ASC View Datasheet(PDF) - Zilog
Part Name
Description
MFG CO.
'Z86M1720ASC' PDF : 138 Pages View PDF
Z86017/Z16017 PCMCIA Interface Solution
Product Specification
72
EEPROM Register
Address: SELECT 2Dh
Name: Configuration Index Compare Register 1
Type: Read/Write
Table 56. Configuration Index Compare Register 1: Address 2Dh
Bit Placement Bit Name
Bit 2-0
IO_SEL_SEC
Bit 3
EN_ IO_SEL_SEC
Bit 6-4
IO_SEL_PRI
Bit 7
EN_IO_SEL_PRI
Description
These bits are the configuration index for I/O secondary
select.
When set to 1, this bit enables the configuration index I/O
secondary select; when cleared, it is disabled.
These bits are the configuration index for I/O primary
select.
When set to 1, this bit enables the configuration index I/O
primary select; when cleared, it is disabled.
EEPROM Register
Address: :SELECT 2Eh
Name: Configuration Index Compare Register 2
Type: Read/Write
Table 57. Configuration Index Compare Register 2: Address 2Eh
Bit
Placement
Bit 2-0
Bit 3
Bit 6-4
Bit 7
Bit
Name
MEM_INDX
EN_MEM_INDX
IO_INDP_INDX
EN_IO_INDP_INDX
Description
These bits are the configuration index for memory select.
When set to 1, this bit enables configuration index memory
select; when cleared, it is disabled.
These bits are the configuration index for I/O independent
select.
When set to 1, this bit enables configuration index
independent select; when cleared, it is disabled.
PS012002-1201
Programming Internal Registers
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