Z89176 查看數據表（PDF） - Zilog

零件编号

产品描述 (功能)

生产厂家

Z89176

VOICE PROCESSING CONTROLLERS

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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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