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Microchip Technology IC MCU OTP 2KX PIC17C42A-16/P DIP-40 MCP PIC17C42A-16/P Scheda Tecnica

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PIC17C42A-16/P
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 1996 Microchip Technology Inc.
DS30412C-page 47
 
PIC17C4X
 
FIGURE 7-6:
CONSECUTIVE TABLWT WRITE TIMING (EXTERNAL MEMORY)   
Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4 Q1 Q2 Q3 Q4
AD15:AD0
Instruction
fetched
Instruction
executed
ALE
OE
WR
PC
TABLWT1
TABLWT2
INST (PC+2)
INST (PC-1)
TABLWT1 cycle1 TABLWT1 cycle2 TABLWT2 cycle1 TABLWT2 cycle2
Data write cycle
Data write cycle
INST (PC+3)
PC+1
TBL1
PC+2
TBL2
PC+3
Data out 1
Data out 2
INST (PC+2)