Z8917629FSC View Datasheet(PDF) - Zilog

Part Name

Description

MFG CO.

Z8917629FSC

VOICE PROCESSING CONTROLLERS

Zilog 

Zilog

r7 r6 r5 r4 r3 r2 r1 r0

Group 15 (F) Control Registers

R255

R253

R240

The upper nibble of the register file address

provided by the register pointer specifies

the active working-register group

Group 14 (E)

Group 13 (D)

R239

R223

Z89175/Z89176

Voice Processing Controllers

2

Group 4 (4)

Specified Working

Group 3 (3) Register Group

Group 2 (2)

Group 1 (1)

Group 0 (0)

I/O Ports

R79

The upper nibble

of the register

R63 file address

provided by the

instruction points

R47 to the specified

working-register

group

R31

R15

R3

R0

Figure 20. Register Pointer

DS97TAD0100

PRELIMINARY

33

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