欧美成人免费电影,国产欧美一区二区三区精品酒店,精品国产a毛片,色网在线免费观看

參數資料
型號: AD7714AR-3
廠商: ANALOG DEVICES INC
元件分類: ADC
英文描述: VARISTOR 300V RMS 14MM RADIAL
中文描述: 5-CH 24-BIT DELTA-SIGMA ADC, SERIAL ACCESS, PDSO24
封裝: WSOIC-24
文件頁數: 33/40頁
文件大小: 306K
代理商: AD7714AR-3
2
AD7714
REV. C
–33–
Table XV. C Code for Interfacing AD7714 to 68HC11
/* This program has read and write routines for the 68HC11 to interface to the AD7714 and the sample
program sets the various registers and then reads 1000 samples from the part. */
#include <math.h>
#include <io6811.h>
#define NUM_SAMPLES 1000 /* change the number of data samples */
#define MAX_REG_LENGTH 3 /* this says that the max length of a register is 3 bytes */
Writetoreg (int);
Read (int,char);
char *datapointer = store;
char store[NUM_SAMPLES*MAX_REG_LENGTH + 30];
void main()
{
/* the only pin that is programmed here from the 68HC11 is the /CS and this is why the PC2 bit
of PORTC is made as an output */
char a;
DDRC = 0x04; /* PC2 is an output the rest of the port bits are inputs */
PORTC | = 0x04; /* make the /CS line high */
Writetoreg(0x27); /* set the channel AIN6/AIN6 and set the next operation as write to the filter high
register */
Writetoreg(0x4f); /* set Bipolar mode, 24 bits, boost off, all 4 MSBs of filterword to 1 */
Writetoreg(0x37); /* set the next operation as a write to the filter low register */
Writetoreg(0xA0); /* max filter word allowed for low part of the filterword */
Writetoreg(0x17); /* set the operation as a write to the mode register */
Writetoreg(0x20); /* set gain to 1, burnout current off, no filter sync, and do a self calibration */
while(PORTC & 0x10); /* wait for /DRDY to go low */
for(a=0;a<NUM_SAMPLES;a++);
{
Writetoreg(0x5f); /*set the next operation for 24 bit read from the data register */
Read(NUM_SAMPES,3);
}
}
Writetoreg(int byteword);
{
int q;
SPCR = 0x3f;
SPCR = 0X7f; /* this sets the WiredOR mode(DWOM=1), Master mode(MSTR=1), SCK idles high(CPOL=1), /SS
can be low always (CPHA=1), lowest clock speed(slowest speed which is master clock /32 */
DDRD = 0x18; /* SCK, MOSI outputs */
q = SPSR;
q = SPDR; /* the read of the staus register and of the data register is needed to clear the interrupt
which tells the user that the data transfer is complete */
PORTC &= 0xfb; /* /CS is low */
SPDR = byteword; /* put the byte into data register */
while(!(SPSR & 0x80)); /* wait for /DRDY to go low */
PORTC |= 0x4; /* /CS high */
}
Read(int amount, int reglength)
{
int q;
SPCR = 0x3f;
SPCR = 0x7f; /* clear the interupt */
DDRD = 0x10; /* MOSI output, MISO input, SCK output */
while(PORTC & 0x10); /* wait for /DRDY to go low */
PORTC & 0xfb ; /* /CS is low */
for(b=0;b<reglength;b++)
{
SPDR = 0;
while(!(SPSR & 0x80)); /* wait until port ready before reading */
*datapointer++=SPDR; /* read SPDR into store array via datapointer */
}
PORTC|=4; /* /CS is high */
}
相關PDF資料
PDF描述
AD7714AR-5 Metal Oxide Varistor (MOV); Voltage Rating AC, Vrms:680Vrms; Voltage Rating DC, Vdc:895VDC; Peak Surge Current (8/20uS), Itm:4500A; Clamping Voltage 8/20us Max :1815V; Capacitance, Cd:140pF; Package/Case:14mm Disc
AD7714 Signal Conditioning ADC(信號調節A/D轉換器)
AD7715ARU-3 3 V/5 V, 450 uA 16-Bit, Sigma-Delta ADC
AD7715ARU-5 AB 4C 4#12 PIN RECP
AD7715AN-3 3 V/5 V, 450 uA 16-Bit, Sigma-Delta ADC
相關代理商/技術參數
參數描述
AD7714AR-3REEL 功能描述:IC ADC 24BIT SIGMA-DELTA 24-SOIC RoHS:否 類別:集成電路 (IC) >> 數據采集 - 模數轉換器 系列:- 標準包裝:1,000 系列:- 位數:12 采樣率(每秒):300k 數據接口:并聯 轉換器數目:1 功率耗散(最大):75mW 電壓電源:單電源 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:24-SOIC(0.295",7.50mm 寬) 供應商設備封裝:24-SOIC 包裝:帶卷 (TR) 輸入數目和類型:1 個單端,單極;1 個單端,雙極
AD7714AR-5 功能描述:IC ADC SIGNAL COND 5V 24-SOIC RoHS:否 類別:集成電路 (IC) >> 數據采集 - 模數轉換器 系列:- 標準包裝:1,000 系列:- 位數:12 采樣率(每秒):300k 數據接口:并聯 轉換器數目:1 功率耗散(最大):75mW 電壓電源:單電源 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:24-SOIC(0.295",7.50mm 寬) 供應商設備封裝:24-SOIC 包裝:帶卷 (TR) 輸入數目和類型:1 個單端,單極;1 個單端,雙極
AD7714AR-5REEL 功能描述:IC ADC 24BIT SIGMA-DELTA 24-SOIC RoHS:否 類別:集成電路 (IC) >> 數據采集 - 模數轉換器 系列:- 標準包裝:1,000 系列:- 位數:12 采樣率(每秒):300k 數據接口:并聯 轉換器數目:1 功率耗散(最大):75mW 電壓電源:單電源 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:24-SOIC(0.295",7.50mm 寬) 供應商設備封裝:24-SOIC 包裝:帶卷 (TR) 輸入數目和類型:1 個單端,單極;1 個單端,雙極
AD7714AR-5Z 制造商:Analog Devices 功能描述:ADC 24BIT 5CH PGA 24SOIC 制造商:Analog Devices 功能描述:ADC, 24BIT, 5CH PGA, 24SOIC; Resolution (Bits):24bit; Sampling Rate:1kSPS; Supply Voltage Type:Single; Supply Voltage Min:4.75V; Supply Voltage Max:5.25V; Supply Current:1.1mA; Digital IC Case Style:SOIC; No. of Pins:24; Input ;RoHS Compliant: Yes
AD7714ARS-3 功能描述:IC ADC 24BIT SIGMA-DELTA 28SSOP RoHS:否 類別:集成電路 (IC) >> 數據采集 - 模數轉換器 系列:- 標準包裝:1,000 系列:- 位數:12 采樣率(每秒):300k 數據接口:并聯 轉換器數目:1 功率耗散(最大):75mW 電壓電源:單電源 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:24-SOIC(0.295",7.50mm 寬) 供應商設備封裝:24-SOIC 包裝:帶卷 (TR) 輸入數目和類型:1 個單端,單極;1 個單端,雙極
主站蜘蛛池模板: 金堂县| 江北区| 特克斯县| 阜宁县| 思南县| 噶尔县| 高雄县| 明水县| 宣武区| 陇南市| 临泽县| 吴旗县| 三门峡市| 安阳县| 宁强县| 宝丰县| 丹阳市| 南岸区| 碌曲县| 剑阁县| 怀安县| 普安县| 邮箱| 长岛县| 石棉县| 德格县| 积石山| 徐州市| 上蔡县| 大理市| 德庆县| 正安县| 昭平县| 新津县| 蚌埠市| 阜南县| 鄯善县| 科技| 乐山市| 灵璧县| 区。|