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18F8680 датащи(PDF) 55 Page - Microchip Technology

номер детали 18F8680
подробное описание детали  64/68/80-Pin High-Performance, 64-Kbyte Enhanced Flash Microcontrollers with ECAN Module
PDF  496 Pages
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производитель  MICROCHIP [Microchip Technology]
домашняя страница  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

18F8680 датащи(HTML) 55 Page - Microchip Technology

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 2004 Microchip Technology Inc.
DS30491C-page 53
PIC18F6585/8585/6680/8680
REGISTER 4-1:
CONFIG3L CONFIGURATION BYTE
FIGURE 4-3:
MEMORY MAPS FOR PIC18F8X8X PROGRAM MEMORY MODES
R/P-1
U-0
U-0
U-0
U-0
U-0
R/P-1
R/P-1
WAIT
—PM1
PM0
bit 7
bit 0
bit 7
WAIT: External Bus Data Wait Enable bit
1
= Wait selections unavailable, device will not wait
0
= Wait programmed by WAIT1 and WAIT0 bits of MEMCOM register (MEMCOM<5:4>)
bit 6-2
Unimplemented: Read as ‘0’
bit 1-0
PM1:PM0: Processor Data Memory Mode Select bits
11
= Microcontroller mode
10
= Microprocessor mode
01
= Microcontroller with Boot Block mode
00
= Extended Microcontroller mode
Legend:
R = Readable bit
P = Programmable bit U = Unimplemented bit, read as ‘0’
- n = Value after erase
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
Microprocessor
Mode
000000h
1FFFFFh
External
Program
Memory
External
Program
Memory
1FFFFFh
000000h
On-Chip
Program
Memory
Extended
Microcontroller
Mode
Microcontroller
Mode
000000h
External
On-Chip
On-Chip
Program
Memory
1FFFFFh
Reads
000800h
1FFFFFh
0007FFh
Microprocessor
with Boot Block
Mode
000000h
On-Chip
Program
Memory
External
Program
Memory
Memory
Flash
On-Chip
Program
Memory
(No
access)
‘0’s
010000h(2)
00FFFFh(2)
External
On-Chip
Memory
Flash
On-Chip
Flash
External
On-Chip
Memory
Flash
00BFFFh(1)
00C000h(1)
00FFFFh(2)
00BFFFh(1)
010000h(2)
00C000h(1)
Note
1:
PIC18F6585 and PIC18F8585.
2:
PIC18F6680 and PIC18F8680.



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