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Schematic
PCB
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imoodyou
226 days
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Documents
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Assets
Thumbnail Rpico.png
Project
Raspberry Pi Pico | End-to-end AI Design Tutorial [Example]
About
Properties
USB
- TP_3V3 → top power rail (+) - TP_GND → top power rail (-) - TP_5V → top 5V rail - TP_SDA → breadboard row 10 - TP_SCL → breadboard row 12 - TP_ALERT → breadboard row 14 - J1 pin 1 (MQ VCC) → breadboard row 20 power rail (+) - J1 pin 2 (MQ GND) → breadboard row 20 ground rail (-) - J1 pin 3 (MQ OUT) → breadboard row 20
165.1 mm by 54.0 mm
Diagram Sensor_FrontEnd ADS1115_ADC I2C_Interface "MQ Sensor node_5V Supply, A0 Out" "100kΩ" "Divider Node / A0 Input" "62kΩ" "47nF Filter" "GND" "ADS1115" "VDD" "GND" "ADDR=GND" "AIN0 (DivNode)" "SDA" "SCL" "ALERT" "100nF" "10µF" "4.7kΩ PU" "4.7kΩ PU" "100Ω Series" "100Ω Series" "TP_SDA" "TP_SCL" "TP_ALERT" "TP_3V3" "TP_5V" "TP_GND" "100Ω Series"
Diagram
WiFi
Pi pin 1 (3V3) 163 163 763 163 TP_3V3 net 3V3 Pi pin 6 (GND) 163 163 763 163 TP_GND net GND Pi pin 2 or 4 (5V) 163 163 763 163 TP_5V net 5V Pi pin 3 (GPIO2 SDA) 163 163 763 163 TP_SDA net SDA Pi pin 5 (GPIO3 SCL) 163 163 763 163 TP_SCL net SCL Pi pin 7 (GPIO4 ALERT) 163 163 763 163 TP_ALERT net ALERT
Processor
Raspberry Pi
Diagram Pi ADS1115 MQ I
Bluetooth
3.3
Raspberry Pi Zero 2W Front-End Interface for MQ Gas Sensors with ADS1115 I²C ADC
Pricing & Availability
Distributor
Qty 1
Arrow
$4.25–$101.86
Digi-Key
$4.57–$266.56
LCSC
$7.58–$7.70
Mouser
$7.00–$14.12
TME
$4.39
Verical
$4.40–$42.35
Controls
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