PIC18F2450/4450
2006 Microchip Technology Inc.
Advance Information
DS39760A-page 175
REGISTER 16-3:
ADCON2: A/D CONTROL REGISTER 2
R/W-0
U-0
R/W-0
ADFM
ACQT2
ACQT1
ACQT0
ADCS2
ADCS1
ADCS0
bit 7
bit 0
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
bit 7
ADFM: A/D Result Format Select bit
1
= Right justified
0
= Left justified
bit 6
Unimplemented: Read as ‘0’
bit 5-3
ACQT2:ACQT0: A/D Acquisition Time Select bits
111
= 20 TAD
110
= 16 TAD
101
= 12 TAD
100
= 8 TAD
011
= 6 TAD
010
= 4 TAD
001
= 2 TAD
000
= 0 TAD(1)
bit 2-0
ADCS2:ADCS0: A/D Conversion Clock Select bits
111
= FRC (clock derived from A/D RC oscillator)(1)
110
= FOSC/64
101
= FOSC/16
100
= FOSC/4
011
= FRC (clock derived from A/D RC oscillator)(1)
010
= FOSC/32
001
= FOSC/8
000
= FOSC/2
Note 1:
If the A/D FRC clock source is selected, a delay of one TCY (instruction cycle) is added before the A/D
clock starts. This allows the SLEEP instruction to be executed before starting a conversion.
相关PDF资料
22-02-3093 CONN FFC/FPC VERTICAL 9POS .100
PIC16C620A-04/P IC MCU OTP 512X14 COMP 18DIP
PIC16F722-I/SP IC PIC MCU FLASH 2KX14 28-DIP
PIC16F684-I/P IC PIC MCU FLASH 2KX14 14DIP
PIC16LC782T-I/SO IC MCU OTP 2KX14 A/D D/A 20SOIC
PIC18LC601T-I/PT IC MCU ROMLESS A/D PWM 64TQFP
PIC18C601T-I/PT IC MCU ROMLESS A/D PWM 64TQFP
PIC18C801T-I/PT IC MCU ROMLESS A/D PWM 80TQFP
相关代理商/技术参数
PIC16C54C-04/P 制造商:Microchip Technology Inc 功能描述:IC 8BIT CMOS MCU 16C54 DIP18
PIC16C54C04/SO 制造商:Microchip Technology 功能描述:8 PIC16C 4MHz 18SOIC 制造商:Microchip Technology 功能描述:8 PIC16C 4MHz 18SOIC Bulk
PIC16C54C-04/SO 功能描述:8位微控制器 -MCU .75KB 25 RAM 12 I/O 4MHz SOIC18 RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16C54C-04/SO 制造商:Microchip Technology Inc 功能描述:8BIT CMOS MCU SMD 16C54 SOIC18
PIC16C54C-04/SO 制造商:Microchip Technology Inc 功能描述:Microcontroller IC Number of I/Os:12
PIC16C54C-04/SS 功能描述:8位微控制器 -MCU .75KB 25 RAM 12 I/O 4MHz SSOP20 RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16C54C-04E/P 功能描述:8位微控制器 -MCU .75KB 25 RAM 12 I/O 4MHz ExtTemp PDIP18 RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT
PIC16C54C-04E/SO 功能描述:8位微控制器 -MCU .75KB 25 RAM 12 I/O 4MHz Ext Temp SOIC18 RoHS:否 制造商:Silicon Labs 核心:8051 处理器系列:C8051F39x 数据总线宽度:8 bit 最大时钟频率:50 MHz 程序存储器大小:16 KB 数据 RAM 大小:1 KB 片上 ADC:Yes 工作电源电压:1.8 V to 3.6 V 工作温度范围:- 40 C to + 105 C 封装 / 箱体:QFN-20 安装风格:SMD/SMT