Waveshare High-Precision AD/DA Board User Manual

High-Precision AD-DA User Manual
7
Revision: 1.2. Date: October 30 2015. Author: Zhou Jie. Editor: Felix
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3. Interface Definition
Pin
Symbol
Description
1, 17
3.3V
Power supply (3.3V)
2, 4
5V
Power supply (5V)
3, 5, 7, 8, 10, 18, 22,
24, 26, 27, 28, 29,
32, 36, 38, 40
NC
NC
6, 9, 14, 20, 25, 30,
34, 39
GND
Ground
11
DRDY
ADS1256 data ready output, low active
12
RESET
ADS1256 reset input
13
PDWN
ADS1256 sync/power off input, low active
15
CS0
ADS1256 chip select, low active
16
CS1
DAC8532 chip select, low active
19
DIN
SPI data input
21
DOUT
SPI data output
23
SCK
SPI clock
31, 33, 35, 37
GPIO
extend to sensor interface

Waveshare High-Precision AD/DA Board Specifications

General

Brand	Waveshare
Model	High-Precision AD/DA Board
Category	Computer Hardware
Language	English