参数资料
型号: MCP25025-I/P
元件分类: 微控制器/微处理器
英文描述: SPECIALTY MICROPROCESSOR CIRCUIT, PDIP14
封装: 0.300 INCH, PLASTIC, DIP-14
文件页数: 39/64页
文件大小: 1232K
代理商: MCP25025-I/P
MCP2502X/5X
DS21664C-page 44
2003 Microchip Technology Inc.
REGISTER 7-6:
ADCON1 REGISTER
R/W-0
ADCS1
ADCS0
VCFG1
VCFG0
PCFG3
PCFG2
PCFG1
PCFG0
bit 7
bit 0
bit 7-6
ADCS1:ADCS0: A/D Conversion Select bits
00
= FOSC/2
01
= FOSC/8
10
= FOSC/32
11
= Reserved
bit 5-4
VCFG1:VCFG0: Voltage Reference Configuration bits
bit 3-0
PCFG3:PCFG0: A/D Port Configuration Control bits*
1
= Corresponding GPIO pin configured as Digital I/O
0
= Corresponding GPIO pin configured as A/D Input
* corresponding data direction bit (GPDDR register) must be set for each enabled analog
channel.
Legend:
R = Readable bit
W = Writable bit
U = Unimplemented bit, read as ‘0’
- n = Value at POR
‘1’ = Bit is set
‘0’ = Bit is cleared
x = Bit is unknown
VCFG1:VCFG0
A/D VREF+A/D VREF-
00
VDD
VSS
01
External VREF+VSS
10
VDD
External VREF-
11
External VREF+
External VREF-
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