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Categorie Raspberry Pi



Raspberry Pi High-Precision AD/DA Board

COD : SE-114990831
Raspberry Pi High-Precision AD/DA Board
29,99 € (excl. VAT)
36,59 € (incl. IVA)
Disponibilità :
yellow.gif spedito in 3-7 giorni

quantità disponibile: 22

Description

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There's no AD/DA function on the Raspberry Pi GPIO interface, this may trouble you in the Pi development. However, it won't be a problem anymore. The High-Precision AD/DA Board allows you to add high-precision AD/DA functions to the Raspberry Pi.

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Raspberry Pi 1 Model A+

Raspberry Pi 1 Model B+

Raspberry Pi 2 Model B

Raspberry Pi 3 Model B

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  • Onboard ADS1256, 8ch 24bit high-precision ADC (4ch differential input), 30ksps sampling rate

  • Onboard DAC8532, 2ch 16bit high-precision DAC

  • Onboard input interface via pinheaders, for connecting analog signal, the pinout is compatible with Waveshare sensor interface standard, easy to connect various analog sensor modules

  • Onboard input/output interface via screw terminals, for connecting analog/digital signal

  • Features AD/DA detect circuit, easy for signal demonstration

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High-Precision-AD-DA-Board-intro.jpg

1.Raspberry Pi GPIO interface: for connecting with the Pi

2.AD/DA input/output: screw terminals

3.AD input: pinheaders, the pinout is compatible with Waveshare sensor interface standard, easy to connect various analog sensor modules

4.7.68M crystal

5.LM285-2.5: provides reference voltage for the ADC chip

6.Photo resistor

7.LED output indicator

8.10K potentiometer

9.DAC8532: 16bit high-precision DAC, 2ch

10.Power indicator

11.ADS1256: 24bit high-precision ADC, 8ch (4ch differential input)

12.ADC testing jumper

13.DAC testing jumper

14.Power selection jumper

15.ADC reference ground configuration: when AD single inputted, the AINCOM is reference terminal, can be connected to GND or external reference voltage

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Symbol Pin Description
3.3V 1, 17 Power supply (3.3V)
5V 2, 4 Power supply (5V)
NC 3, 5, 7, 8, 10, 18, 22, 24, 26, 27, 28, 29, 32, 36, 38, 40 NC
GND 6, 9, 14, 20, 25, 30, 34, 39 Ground
DRDY 11 ADS1256 data ready output, low active
RESET 12 ADS1256 reset input
PDWN 13 ADS1256 sync/power off input, low active
CS0 15

ADS1256 chip select, low active

CS1 16

DAC8532 chip select, low active

DIN 19 SPI data input
DOUT 21 SPI data output
SCK 23 SPI clock
GPIO 31, 33, 35, 37 extend to sensor interface

dimensions.jpg

High-Precision-AD-DA-Board-size.jpg

partlist.jpg

Raspberry Pi High-Precision AD/DA Board?1



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Sede legale

ROBOT DOMESTICI INDUSTRIES di ARMANDO PALIANI - Via Cornelio Labeone, 76 - 00174 Roma (RM)
P.I. IT12960231004 - C.F. PLNRND74R03G763Q - REA di Roma n. RM 1413309
CODICE UNIVOCO PER LA FATTURAZIONE ELETTRONICA: KRRH6B9
Telefono 06 76971136