PIC18F6585 Datasheet, PDF (55/496 Pages) Microchip Technology – 64/68/80-Pin High-Performance, 64-Kbyte Enhanced Flash Microcontrollers with ECAN Module

PIC18F6585/8585/6680/8680
REGISTER 4-1: CONFIG3L CONFIGURATION BYTE
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
bit 6-2
bit 1-0
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>)
Unimplemented: Read as ‘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
- n = Value after erase
P = Programmable bit U = Unimplemented bit, read as ‘0’
‘1’ = Bit is set
‘0’ = Bit is cleared x = Bit is unknown
FIGURE 4-3:
MEMORY MAPS FOR PIC18F8X8X PROGRAM MEMORY MODES
Microprocessor
Mode
Microprocessor
with Boot Block
Mode
Microcontroller
Mode
Extended
Microcontroller
Mode
000000h
On-Chip
Program
Memory
(No
access)
External
Program
Memory
000000h
0007FFh
000800h
On-Chip
Program
Memory
000000h
00BFFFh⁽¹⁾
00FFFFh⁽²⁾
00C000h⁽¹⁾
010000h⁽²⁾
External
Program
Memory
On-Chip
Program
Memory
Reads
‘0’s
000000h
00BFFFh⁽¹⁾
00FFFFh⁽²⁾
00C000h⁽¹⁾
010000h⁽²⁾
On-Chip
Program
Memory
External
Program
Memory
1FFFFFh
External
Memory
On-Chip
Flash
1FFFFFh
External
Memory
On-Chip
Flash
1FFFFFh
Note 1: PIC18F6585 and PIC18F8585.
2: PIC18F6680 and PIC18F8680.
On-Chip
Flash
1FFFFFh
External On-Chip
Memory Flash
 2004 Microchip Technology Inc.
DS30491C-page 53