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Welcome to Flux

Treat Flux like your intern. Tell it what you'd like to build and it'll get to work. You can also ask it questions, brainstorm ideas, and teach it your preferences. Learn More

Explain project
Write a project description
Find schematic issues
Create a test plan
Simulate a circuit
Prepare for Manufacturing
Component Selection Workflow
New Subsystem Wizard
Write I2C initialization code
Generate firmware skeleton
Module4
Voltage Regulator Current Limit Module 3.3V Out
Module3
Voltage Regulator SMPS 3.3V Out
Module9
LoRaWAN Module
Module7
Microphone Module
Module6
External Flash Module
U1
Module5
SD Card Module
Module2
Power Source Selector Module
Module1
Crystal Oscillator (12 MHz) Module
Module8
Temperature Sensor Module
QSPI_SS
SD_DATA1
SD_CLK
SD_DATA0
MIC_SCL
XIN
QSPI_SD0
SD_DATA3
MIC_WS
USB_D-
XOUT
LORA_RX
QSPI_SD3
QSPI_SS
QSPI_SD1
QSPI_SD2
SD_DATA2
MIC_SDA
QSPI_SCLK
MIC_SDA
USB_D+
SD_DATA1
SD_CMD
QSPI_SD0
DHT_DATA
LORA_NRST
LORA_RX
SD_CLK
XOUT
USB_D+
QSPI_SD3
LORA_TX
SD_DATA3
QSPI_SCLK
DHT_DATA
SD_DATA0
MIC_SCL
SD_DATA2
QSPI_SD1
SD_CMD
LORA_TX
XIN
QSPI_SD2
MIC_WS
LORA_NRST
USB_D-
3V3
VBAT
3V3
3V3
3V3
VSOLAR
VSOLAR
VIN
3V3
VUSB
3V3
1V1
1V1
VBAT
VIN
VIN
VBAT
1V1
VBAT
VUSB
3V3
3V3
3V3
3V3
C10
Capacitance
0.1µF
STORAGE & FLASH
C12
Capacitance
0.1µF
C13
Capacitance
0.1µF
POWER INPUT
POWER SELECTION
C6
Capacitance
0.1µF
C8
Capacitance
0.1µF
C2
Capacitance
0.1µF
INPUT CIRCUITS
OUTPUT CIRCUITS
MECHANICAL
SOLAR
C4
Capacitance
0.1µF
C7
Capacitance
0.1µF
DECOUPLING CAPACITORS 1.1V
Line 1
Place as close as possible to the MCU 1.1V lines - DVDD and GND pins
C9
Capacitance
0.1µF
CONTROL CIRCUIT (MCU)
USB-
C11
Capacitance
0.1µF
BATTERY
MOUNTING HOLES
POWER REGULATION
C3
Capacitance
0.1µF
R7
Resistance
27.4 Ω
R15
Resistance
50 Ω
R8
Resistance
27.4 Ω
J3
R19
Resistance
1.5kΩ
LED1
Color
Green
C1
Capacitance
1µF
C5
Capacitance
1µF
J1
R16
Resistance
50 Ω
J2

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    5_11 PCB Placement Updates

    5_11 PCB Placement Updates 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

    Arrow

    $1.07–$1.68

    Digi-Key

    $1.46–$1.57

    LCSC

    $2.35–$2.53

    Mouser

    $1.46

    Verical

    $0.34–$0.76

    Controls