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PIC18F4580-I/P 参数 Datasheet PDF下载

PIC18F4580-I/P图片预览
型号: PIC18F4580-I/P
PDF下载: 下载PDF文件 查看货源
内容描述: 28 /40/ 44引脚增强型闪存微控制器与ECAN技术, 10位A / D和纳瓦技术 [28/40/44-Pin Enhanced Flash Microcontrollers with ECAN Technology, 10-Bit A/D and nanoWatt Technology]
分类和应用: 闪存微控制器和处理器外围集成电路光电二极管PC时钟
文件页数/大小: 490 页 / 8912 K
品牌: MICROCHIP [ MICROCHIP TECHNOLOGY ]
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PIC18F2480/2580/4480/4580
FIGURE 22-2:
COMPARATOR VOLTAGE REFERENCE OUTPUT BUFFER EXAMPLE
PIC18F4X80
CV
REF
Module
R
(1)
Voltage
Reference
Output
Impedance
RA0
+
CV
REF
Output
Note 1:
R is dependent upon the voltage reference configuration bits, CVRCON<3:0> and CVRCON<5>.
TABLE 22-1:
Name
CVRCON
(2)
CMCON
(2)
TRISA
REGISTERS ASSOCIATED WITH COMPARATOR VOLTAGE REFERENCE
Bit 7
CVREN
C2OUT
Bit 6
CVROE
C1OUT
Bit 5
CVRR
C2INV
Bit 4
CVRSS
C1INV
Bit 3
CVR3
CIS
Bit 2
CVR2
CM2
Bit 1
CVR1
CM1
Bit 0
CVR0
CM0
Reset
Values
on Page:
TRISA7
(1)
TRISA6
(1)
PORTA Data Direction Register
Legend:
Shaded cells are not used with the comparator voltage reference.
Note 1:
PORTA pins are enabled based on oscillator configuration.
2:
These registers are unimplemented on PIC18F2X80 devices.
©
2009 Microchip Technology Inc.
DS39637D-page 271