hasofukirsch

hasofukirsch

@calculator calculate preferred, minimum recommended and maximum trace widths for this design
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Module4
Voltage Regulator Current Limit Module 3.3V Out
Module3
Voltage Regulator SMPS 3.3V Out
Module2
Power Source Selector Module
SD_DATA0
SD_DATA2
SD_DATA1
LORA_NRST
LORA_RX
SD_CLK
LORA_TX
SD_DATA3
DHT_DATA
SD_CMD
C10
Capacitance
0.1µF
C12
Capacitance
0.1µF
C13
Capacitance
0.1µF
3V3
POWER SELECTION
VSOLAR
C6
Capacitance
0.1µF
VIN
C8
Capacitance
0.1µF
3V3
3V3
C2
Capacitance
0.1µF
1V1
1V1
VBAT
VIN
C4
Capacitance
0.1µF
C7
Capacitance
0.1µF
VBAT
DECOUPLING CAPACITORS 1.1V
Line 1
Place as close as possible to the MCU 1.1V lines - DVDD and GND pins
1V1
C9
Capacitance
0.1µF
CONTROL CIRCUIT (MCU)
C1
Capacitance
1µF
C5
Capacitance
1µF
VBAT
C11
Capacitance
0.1µF
MOUNTING HOLES
POWER REGULATION
C3
Capacitance
0.1µF
3V3
3V3

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Learn to Add a Component

5_11 PCB Placement Update

5_11 PCB Placement Update thumbnail
AvocAudio is a compact tinyML community board designed for extensive audio data collection for various tinyML applications. It leverages the Raspberry Pi RP2040 and integrates a LoRa-E5 LoRaWAN Transceiver Module for connectivity. Equipped with an SD card slot for local data storage, the board ensures efficient data collection. The board operates on solar power or a lithium-ion battery, ensuring flexible and efficient energy use. #audioDevices #raspberryPi #rp2040 #lorawan #iot #solar

Properties

creativecommons.org/licenses/by/4.0/

Scientific

RoHS

3.3

V

LoRaWAN

Buttons

Microphone, Temperature Sensor, Humidity Sensor

SD Card

Audio

Pricing & Availability

Distributor

Qty 1

Controls