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PIC16C62B-04/SO 参数 Datasheet PDF下载

PIC16C62B-04/SO图片预览
型号: PIC16C62B-04/SO
PDF下载: 下载PDF文件 查看货源
内容描述: 28引脚8位CMOS微控制器 [28-Pin 8-Bit CMOS Microcontrollers]
分类和应用: 微控制器外围集成电路光电二极管PC可编程只读存储器时钟
文件页数/大小: 120 页 / 1994 K
品牌: MICROCHIP [ MICROCHIP ]
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PIC16C62B/72A  
2.2.2.6  
PCON REGISTER  
Note: On Power-on Reset, the state of the BOR  
bit is unknown and is not predictable.  
If the BODEN bit in the configuration word  
is set, the user must first set the BOR bit on  
a POR, and check it on subsequent resets.  
If BOR is cleared while POR remains set,  
a Brown-out reset has occurred.  
The Power Control register (PCON) contains flag bits to  
allow differentiation between a Power-on Reset (POR),  
Brown-Out Reset (BOR) and resets from other  
sources. .  
If the BODEN bit is clear, the BOR bit may  
be ignored.  
REGISTER 2-6: PCON REGISTER (ADDRESS 8Eh)  
U-0  
U-0  
U-0  
U-0  
U-0  
U-0  
R/W-0  
R/W-q  
POR  
BOR  
R
= Readable bit  
W = Writable bit  
bit7  
bit0  
U
= Unimplemented bit,  
read as ‘0’  
- n = Value at POR reset  
bit 7-2: Unimplemented: Read as ’0’  
bit 1:  
POR: Power-on Reset Status bit  
1= No Power-on Reset occurred  
0= A Power-on Reset occurred (must be set in software after a Power-on Reset occurs)  
bit 0:  
BOR: Brown-out Reset Status bit  
1= No Brown-out Reset occurred  
0= A Brown-out Reset occurred (must be set in software after a Brown-out Reset occurs)  
DS35008B-page 16  
Preliminary  
1999 Microchip Technology Inc.