MAKERFACTORY M5Stack ADC User guide [ml]

BN 2108281
M5Stack ADC
EN Quick Instru ctions
Version: 1
Delivery Content
l Unit
l Grove Cable
l HT3.96 Male Connect or (2 pins)
Development resources and additional product information are avail­able from:
https: //www.conrad.de/ https: //docs.makerfactory.io/
Description
The unit is an Analog-To-Digital-Converter (ADC).
It integrates a ADS1100; a fully differential, 16-bit, self-calibrating, delta-sigma A/D converter.
The unit communicates through I2C (Pin 22/21, Address: 0x48), which enables you t o collect AD data through Port A on the M5Stack Core.
Features
l 16 bits , no miss ing codes
l Cont inuous self-c alibration
1
l Single-c ycle conversion
l Int ernal sys t em clock
l Supports UI Flow and Arduino®
l Two Lego compatible holes
Applications
l ECG signal acquisit ion
l Blood pressure measurement
l Dynamom eter
Pinout / Pin Map
M5Core GPIO22 GPIO21 5V GND
Unit SCL SDA 5V GND
Specifications
Input Voltage 2.7 - 5.5 V/DC
Current consumption 90 µA
Protocol I2C (Address: 0x48)
INL 0.0125 % of FSR max
Programmable data rate 8 - 128 sps
Amplifier Gain (Programmable)
Noise 4 µVp-p
Dimensions (approx.)
Weight (approx.) 5.9 g
1, 2, 4, or 8
32.5 x 24.1 x 10.2 mm (W x D x H )
2
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