DV164136 Microchip Technology, DV164136 Datasheet - Page 106

• Manufacturer Part Number: DV164136
• Description: DEVELOPMENT KIT FOR PIC18
• Manufacturer: Microchip Technology
• Series: PIC®r
• Type: MCUr

Specifications of DV164136

• Contents: Board, Cables, CDs, PICkit™ 3 Programmer, Power Supply
• Processor To Be Evaluated: PIC18F8722, PIC18F87J11
• Interface Type: RS-232, USB
• Operating Supply Voltage: 3.3 V, 5 V
• Silicon Manufacturer: Microchip
• Core Architecture: PIC
• Core Sub-architecture: PIC18
• Silicon Core Number: PIC18F
• Silicon Family Name: PIC18F8xxx
• Kit Contents: PIC18 Exp Brd PICkit 3 Cable CD PSU
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: PIC18F8722, PIC18F87J11
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

PIC18F8722 FAMILY
7.5.4
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. All examples assume
either 20-bit or 21-bit address widths.
FIGURE 7-4:
FIGURE 7-5:
DS39646C-page 104
Instruction
AD<15:0>
Execution
A<19:16>
Memory
Instruction
AD<15:0>
Execution
Cycle
A<19:16>
ALE
Memory
OE
CE
Apparent Q
Cycle
16-BIT MODE TIMING
WRH
WRL
BA0
ALE
Actual Q
OE
CE
‘1’
‘1’
‘0’
Q1
EXTERNAL MEMORY BUS TIMING FOR TBLRD WITH A 1 T
(MICROPROCESSOR MODE)
EXTERNAL MEMORY BUS TIMING FOR TBLRD
(EXTENDED MICROCONTROLLER MODE)
Opcode Fetch
INST(PC – 2)
from 000100h
Q1
Q1
Q2
TBLRD *
3AABh
TBLRD Cycle 1
Opcode Fetch
from 007556h
Q2
Q2
MOVLW 55h
Q3
00h
Q4
Q3
Q3
0E55h
Q1
Q4
Q4
TBLRD Cycle 1
Opcode Fetch
from 000102h
MOVLW 55h
Q2
Q1
Q1
Q3
CF33h
Q2
Q2
Q4
Q3
Q3
Q1
from 199E67h
TBLRD Cycle 2
CF33h
Table Read
from 199E67h
TBLRD Cycle 2
TBLRD 92h
of 92h
Q2
Q4
Q4
0Ch
0Ch
Q3
Q4
Q1
9256h
9256h
Q4
1 T
Q4
Q2
© 2008 Microchip Technology Inc.
CY
Q1
Wait
CY
Opcode Fetch
from 000104h
Q4
Q3
ADDLW 55h
WAIT STATE
Q2
MOVLW
Q4
Q4
Q3
‘1’
‘1’
‘0’
Q4