Z86M1720ASC View Datasheet(PDF) - Zilog
Part Name
Description
MFG CO.
'Z86M1720ASC' PDF : 138 Pages View PDF
Z86017/Z16017 PCMCIA Interface Solution
Product Specification
63
EEPROM Register
Address: SELECT 23h
Name: Revision Control Register
Type: Read/Write
Table 46. Revision Control Register: Address 23h
Bit Placement Bit Name
Bit 3-0
REV_MINOR
Bit 7-4
REV_MAJOR
Description
The lower four bits determine the minor revision number.
This nibble must be written with the value read back from
the lower nibble in Read-Only Register 24h to enable the
minor revision functions.
The upper four bits determine the major revision number.
This nibble must be written with the value read back from
the upper nibble in Read-Only Register 24h to enable the
major revision functions.
EEPROM Register
Address: SELECT 24h
Name: Revision Number Register
Type: Read
Table 47. Revision Number Register: Address 24h
Bit Placement Bit Name
Bit 3-0
Bit 7-4
REV_NUM_MINOR
REV_NUM_MAJOR
Description
This is the Read-Only minor revision number of the chip.
This is the Read-Only major revision number of the chip.
Programming Internal Registers
PS012002-1201
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