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PIC18F6410E/PTSQTP Datasheet(PDF) 99 Page - Microchip Technology

Part # PIC18F6410E/PTSQTP
Description  64/80-Pin Flash Microcontrollers with nanoWatt Technology
PDF  404 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

PIC18F6410E/PTSQTP Datasheet(HTML) 99 Page - Microchip Technology

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 2004 Microchip Technology Inc.
Preliminary
DS39635A-page 97
PIC18F6310/6410/8310/8410
7.3.1
8-BIT MODE TIMING
The presentation of control signals on the external
memory bus is different for the various operating
modes. Typical signal timing diagrams are shown in
Figure 7-4 through Figure 7-6.
FIGURE 7-8:
EXTERNAL MEMORY BUS TIMING FOR TBLRD (MICROPROCESSOR MODE)
FIGURE 7-9:
EXTERNAL MEMORY BUS TIMING FOR TBLRD (EXTENDED
MICROCONTROLLER MODE)
Q2
Q1
Q3
Q4
Q2
Q1
Q3
Q4
Q4
Q4
Q4
Q4
ALE
OE
ABh
WRL
AD<7:0>
BA0
33h
Opcode Fetch
MOVLW
55h
from 007556h
92h
55h
‘1’
‘1’
Table Read
of 92h
from 199E67h
1 TCY Wait
Q2
Q1
Q3
Q4
Q2
Q1
Q3
Q4
Q2
Q1
Q3
Q4
Apparent Q
Actual Q
A<19:16>
0Ch
00h
CE
‘0’
‘0’
Memory
Cycle
Instruction
Execution
TBLRD
Cycle 1
TBLRD
Cycle 2
3Ah
AD<15:8>
CFh
0Eh
Q2
Q1
Q3
Q4
Q2
Q1
Q3
Q4
Q2
Q1
Q3
Q4
A<19:16>
ALE
OE
AD<7:0>
CE
Opcode Fetch
Opcode Fetch
Opcode Fetch
TBLRD *
TBLRD
Cycle 1
ADDLW
55h
from 000100h
Q2
Q1
Q3
Q4
0Ch
33h
TBLRD
92h
from 199E67h
92h
from 000104h
Memory
Cycle
Instruction
Execution
INST(PC – 2)
TBLRD
Cycle 2
MOVLW
55h
from 000102h
MOVLW
AD<15:8>
CFh



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