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參數(shù)資料
| 型號： | ADC0844CCN |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | ADC |
| 英文描述： | 8-Bit uP Compatible A/D Converters with Multiplexer Options |
| 中文描述： | 4-CH 8-BIT SUCCESSIVE APPROXIMATION ADC, PARALLEL ACCESS, PDIP24 |
| 封裝： | 0.300 INCH, PLASTIC, DIP-20 |
| 文件頁數(shù)： | 16/20頁 |
| 文件大?。?/td> | 467K |
| 代理商： | ADC0844CCN |
Applications Information
(Continued)
SAMPLE PROGRAM FOR ADC0844— INS8039 INTERFACE
CONVERTING TWO RATIOMETRIC, DIFFERENTIAL SIGNALS
ORG
JMP
ORG
MOV
0H
BEGIN
10H
R1,
#
0FFH
0000
04 10
;START PROGRAM AT ADDR 10
;MAIN PROGRAM
;LOAD R1 WITH A UNUSED ADDR
;LOCATION
;A/D DATA ADDRESS
;SET PORT 1 OUTPUTS HIGH
;LOAD THE ACC WITH A/D MUX DATA
;CH1 AND CH2 DIFFERENTIAL
;CALL THE CONVERSION SUBROUTINE
;LOAD THE ACC WITH A/D MUX DATA
;CH3 AND CH4 DIFFERENTIAL
;INCREMENT THE A/D DATA ADDRESS
;CALL THE CONVERSION SUBROUTINE
0010
B9 FF
BEGIN:
0012
0014
0016
B8 20
89 FF
23 00
MOV
ORL
MOV
R0,
#
20H
P1,
#
0FFH
A,00H
0018
001A
14 50
23 02
CALL
MOV
CONV
A,
#
02H
001C
001D
18
14 50
INC
CALL
R0
CONV
;CONTINUE MAIN PROGRAM
;CONVERSION SUBROUTINE
;ENTRY:ACC— A/D MUX DATA
;EXIT: ACC— CONVERTED DATA
ORG
ANL
MOVX
IN
50H
P1,
#
0FEH
@
R1,A
A,P1
0050
0052
0053
99 FE
91
09
CONV:
;CHIP SELECT THE A/D
;LOAD A/D MUX & START CONVERSION
;INPUT INTR STATE
LOOP:
ADC0844— INS8039 Interface
DS005016-27
www.national.com
16
相關PDF資料 |
PDF描述 |
|---|---|
| ADC0848 | 8-Bit uP Compatible A/D Converters with Multiplexer Options |
| ADC0848BCN | 8-Bit uP Compatible A/D Converters with Multiplexer Options |
| ADC0848BCV | 8-Bit uP Compatible A/D Converters with Multiplexer Options |
| ADC0848CCN | 8-Bit uP Compatible A/D Converters with Multiplexer Options |
| ADC0848CCV | 8-Bit uP Compatible A/D Converters with Multiplexer Options |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| ADC0844CCN | 制造商:Texas Instruments 功能描述:IC 8BIT ADC DIP20 844 |
| ADC0844CCN/A+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog-to-Digital Converter， 8-Bit |
| ADC0844CCN/B+ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog-to-Digital Converter， 8-Bit |
| ADC0844CCN/NOPB | 功能描述:模數(shù)轉換器 - ADC RoHS:否 制造商:Texas Instruments 通道數(shù)量:2 結構:Sigma-Delta 轉換速率:125 SPs to 8 KSPs 分辨率:24 bit 輸入類型:Differential 信噪比:107 dB 接口類型:SPI 工作電源電壓:1.7 V to 3.6 V, 2.7 V to 5.25 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-32 |
| ADC0844CJ | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Analog-to-Digital Converter， 8-Bit |
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