Z89371 Zilog., Z89371 Datasheet - Page 16

• Manufacturer Part Number: Z89371
• Description: 16-Bit Digital Signal Processors
• Manufacturer: Zilog.

Z89321/371/391
16-Bit Digital Signal Processors
16
PROGRAM
ADDRESS
EXECUTE
FS0, FS1
INT 0,1,2
CLOCK
CLOCK
SCLK
RXD
TXD
SSET
TXSET
FSSET
Fetch N –1
TCY
INTWidth
1
1
Figure 10. CODEC Interface Timing
Execute N –1
INTSET
Fetch N
TCY
Figure 11. Interrupt Timing
RXSET
P R E L I M I N A R Y
0
0
RXHOLD
Fetch N +1
Execute N
1
1
CALL Int Routine
Fetch Int_Addr
0
0
FSSET
Execute Int Routine
Fetch I
1
1
DS97DSP0100
Fetch I +1
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