Fermion: ENS160 Air Quality Sensor - TVOC/eCO2/AQI (Breakout)
ENS160 breakout measuring TVOC (0–65,000 ppb), eCO2 (400–65,000 ppm), and AQI; I2C (0x52/0x53) or SPI, 3.3 V supply, 20×15 mm PCB. Allow 3 minutes warm-up for optimal accuracy; ±15% long-term accuracy via automatic baseline correction.
Pinout
- 3V31
power positive
Type · PowerVoltage · 3.3V - GND2
ground
Type · Ground - SCL3
I2C clock
Type · I2C - SDA4
I2C data
Type · I2C - SCK5
SPI clock
Type · SPI - SDI6
SPI data input
Type · SPI - SDO7
SPI data output
Type · SPI - CS8
SPI chip select
Type · SPI - INT9
interrupt output
Type · Signal
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| 3V3 | 1 | Power | power positive | 3.3V |
| GND | 2 | Ground | ground | |
| SCL | 3 | I2C | I2C clock | |
| SDA | 4 | I2C | I2C data | |
| SCK | 5 | SPI | SPI clock | |
| SDI | 6 | SPI | SPI data input | |
| SDO | 7 | SPI | SPI data output | |
| CS | 8 | SPI | SPI chip select | |
| INT | 9 | Signal | interrupt output |
Pin details
9 connections- 3V31
power positive
PowerVoltage · 3.3V - GND2
ground
Ground - SCL3
I2C clock
I2C - SDA4
I2C data
I2C - SCK5
SPI clock
SPI - SDI6
SPI data input
SPI - SDO7
SPI data output
SPI - CS8
SPI chip select
SPI - INT9
interrupt output
Signal
Start wiring
I2C · Analog · UART · 3.3 – 5 V · Breakout
Waveshare lists MQ-2 for combustible gases and smoke, MQ-3 for alcohol, and MQ-135 for mixed indoor pollutants such as NH3, NOx, alcohol,…
Module pins: 3V3, GND, SCL, SDA, SCK. Schematik maps them to your board in the app.
Air quality
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