z89321 ZiLOG Semiconductor, z89321 Datasheet - Page 16

• Manufacturer Part Number: z89321
• Description: 16-bit Digital Signal Processors
• Manufacturer: ZiLOG Semiconductor

PROGRAM
ADDRESS
EXECUTE
FS0, FS1
INT 0,1,2
CLOCK
CLOCK
SCLK
RXD
TXD
SSET
TXSET
FSSET
Fetch N –1
TCY
INTWidth
1
1
Execute N –1
INTSET
Fetch N
TCY
RXSET
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
Fetch I +1