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PIC18F8620-I/PT 参数 Datasheet PDF下载

PIC18F8620-I/PT图片预览
型号: PIC18F8620-I/PT
PDF下载: 下载PDF文件 查看货源
内容描述: 八十〇分之六十四引脚高性能1 Mbit的增强型闪存微控制器与A / D [64/80-Pin High Performance 1 Mbit Enhanced FLASH Microcontrollers with A/D]
分类和应用: 闪存微控制器和处理器外围集成电路PC时钟
文件页数/大小: 366 页 / 6797 K
品牌: MICROCHIP [ MICROCHIP ]
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PIC18FXX20  
REGISTER 4-1:  
CONFIG3L CONFIGURATION BYTE  
R/P-1  
WAIT  
U-0  
U-0  
U-0  
U-0  
U-0  
R/P-1  
PM1  
R/P-1  
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>)  
Unimplemented: Read as '0'  
PM1:PM0: Processor Data Memory Mode Select bits  
bit 6-2  
bit 1-0  
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 4-2:  
MEMORY MAPS FOR PIC18F8X20 PROGRAM MEMORY MODES  
Microprocessor  
with Boot Block  
Mode (MPBB)  
Extended  
Microprocessor  
Mode (MP)  
Microcontroller  
Mode (MC)  
Microcontroller  
Mode (EMC)  
000000h  
000000h  
000000h  
000000h  
On-Chip  
Program  
On-Chip  
On-Chip  
On-Chip  
Program  
Program  
Memory  
Program  
(No  
Memory  
Memory  
Memory  
access)  
Boot  
Boot+1  
Boundary  
Boundary  
Boundary+1  
Boundary+1  
External  
Program  
Memory  
Reads  
‘0’s  
External  
Program  
Memory  
External  
Program  
Memory  
1FFFFFh  
1FFFFFh  
1FFFFFh  
1FFFFFh  
External  
Memory  
External On-Chip  
Memory FLASH  
External  
Memory  
On-Chip  
FLASH  
On-Chip  
FLASH  
On-Chip  
FLASH  
Boundary Values for Microprocessor with Boot Block, Microcontroller and Extended Microcontroller modes(1)  
Available  
Device  
Boot  
Boot+1  
Boundary  
Boundary+1  
Memory Mode(s)  
PIC18F6520  
PIC18F6620  
PIC18F6720  
PIC18F8520  
PIC18F8620  
PIC18F8720  
0007FFh  
0001FFh  
0001FFh  
0007FFh  
0001FFh  
0001FFh  
000800h  
000200h  
000200h  
000800h  
000200h  
000200h  
007FFFh  
00FFFFh  
01FFFFh  
007FFFh  
00FFFFh  
01FFFFh  
008000h  
010000h  
020000h  
008000h  
010000h  
020000h  
MC  
MC  
MC  
MP, MPBB, MC, EMC  
MP, MPBB, MC, EMC  
MP, MPBB, MC, EMC  
Note 1: PIC18F6X20 devices are included here for completeness, to show the boundaries of their boot blocks and program memory spaces.  
2003 Microchip Technology Inc.  
Advance Information  
DS39609A-page 41  
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