參數(shù)資料
型號(hào): ADUC824BSZ-REEL
廠商: Analog Devices Inc
文件頁(yè)數(shù): 22/68頁(yè)
文件大?。?/td> 0K
描述: IC MCU 8K FLASH ADC/DAC 52MQFP
標(biāo)準(zhǔn)包裝: 800
系列: MicroConverter® ADuC8xx
核心處理器: 8052
芯體尺寸: 8-位
速度: 12.58MHz
連通性: EBI/EMI,I²C,SPI,UART/USART
外圍設(shè)備: POR,PSM,溫度傳感器,WDT
輸入/輸出數(shù): 34
程序存儲(chǔ)器容量: 8KB(8K x 8)
程序存儲(chǔ)器類型: 閃存
EEPROM 大?。?/td> 640 x 8
RAM 容量: 256 x 8
電壓 - 電源 (Vcc/Vdd): 2.7 V ~ 5.25 V
數(shù)據(jù)轉(zhuǎn)換器: A/D 3x16b,4x24b; D/A 1x12b
振蕩器型: 內(nèi)部
工作溫度: -40°C ~ 85°C
封裝/外殼: 52-QFP
包裝: 帶卷 (TR)
REV. B
ADuC824
–29–
ICON (Current Sources Control Register)
Used to control and configure the various excitation and burnout current source options available on-chip.
SFR Address
D5H
Power-On Default Value
00H
Bit Addressable
No
—O
BC
I
1
C
D
AC
I
0
C
D
AN
I
P
2
IN
I
P
1
IN
E
2
IN
E
1
I
Table VIII. ICON SFR Bit Designations
Bit
Name
Description
7
Reserved for Future Use
6
BO
Burnout Current Enable Bit
Set by user to enable both transducer burnout current sources in the primary ADC signal paths.
Cleared by user to disable both transducer burnout current sources.
5
ADC1IC
Auxiliary ADC Current Correction Bit
Set by user to allow scaling of the Auxiliary ADC by an internal current source calibration word.
4
ADC0IC
Primary ADC Current Correction Bit
Set by user to allow scaling of the Primary ADC by an internal current source calibration word.
3
I2PIN
*
Current Source-2 Pin Select Bit
Set by user to enable current source-2 (200
A) to external pin 3 (P1.2/DAC/IEXC1).
Cleared by user to enable current source-2 (200
A) to external pin 4 (P1.3/AIN5/IEXC2).
2
I1PIN
*
Current Source-1 Pin Select Bit
Set by user to enable current source-1 (200
A) to external pin 4 (P1.3/AIN5/IEXC2).
Cleared by user to enable current source-1 (200
A) to external pin 3 (P1.2/DAC/IEXC1).
1
I2EN
Current Source-2 Enable Bit
Set by user to turn on excitation current source-2 (200
A).
Cleared by user to turn off excitation current source-2 (200
A).
0
I1EN
Current Source-1 Enable Bit
Set by user to turn on excitation current source-1 (200
A).
Cleared by user to turn off excitation current source-1 (200
A).
*Both current sources can be enabled to the same external pin, yielding a 400
A current source.
ADC0H/ADC0M/ADC0L (Primary ADC Conversion Result Registers)
These three 8-bit registers hold the 24-bit conversion result from the Primary ADC.
SFR Address
ADC0H
High Data Byte
DBH
ADC0M
Middle Data Byte
DAH
ADC0L
Low Data Byte
D9H
Power-On Default Value
00H
All Three registers
Bit Addressable
No
All Three registers
ADC1H/ADC1L (Auxiliary ADC Conversion Result Registers)
These two 8-bit registers hold the 16-bit conversion result from the Auxiliary ADC.
SFR Address
ADC1H
High Data Byte
DDH
ADC1L
Low Data Byte
DCH
Power-On Default Value
00H
Both Registers
Bit Addressable
No
Both Registers
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