Z86E06_04 View Datasheet(PDF) - Zilog
Part Name
Description
MFG CO.
'Z86E06_04' PDF : 348 Pages View PDF
Z8 CPU
User Manual
17
The value of the lower nibble in the Register Pointer (FDh) corresponds to
the ERF Bank identification. Table 4 shows the lower nibble value and the
register file assigned to it.
Table 4. ERF Bank Address
Register
Pointer (FDh)
Low Nibble
Hex Register File
0000b
0 Z8 Standard Register File.*
0001b
1 Expanded Register File Bank 1.
0010b
2 Expanded Register File Bank 2.
0011b
3 Expanded Register File Bank 3..
0100b
4 Expanded Register File Bank 4
0101b
5 Expanded Register File Bank 5..
0110b
6 Expanded Register File Bank 6
0111b
7 Expanded Register File Bank 7..
1000b
8 Expanded Register File Bank 8
1001b
9 Expanded Register File Bank 9..
1010b
A Expanded Register File Bank A
1011b
B Expanded Register File Bank B.
1100b
C Expanded Register File Bank C.
1101b
D Expanded Register File Bank D..
1110b
E Expanded Register File Bank E
1111b
F Expanded Register File Bank F.
*Note: the Z8® Standard Register File is equivalent to Expanded Register File Bank 0.
UM001602-0904
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