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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

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C2
Capacitance
100nF
C4
Capacitance
100nF
C17
Capacitance
10uF
C20
Capacitance
10uF
C12
Capacitance
100nF
C24
Capacitance
10uF
C13
Capacitance
27pF
C1
Capacitance
100nF
C10
Capacitance
100nF
C26
Capacitance
100nF
C9
Capacitance
100nF
C5
Capacitance
100nF
C6
Capacitance
100nF
C25
Capacitance
100nF
C11
Capacitance
1uF
C8
Capacitance
1uF
C22
Capacitance
4u7 F
C3
Capacitance
100nF
C7
Capacitance
100nF
C23
Capacitance
100nF
MIC_SCL
EXTERNAL FLASH CIRCUIT
+3V3
QSPI_SD0
D2
Color
Green
QSPI_SS
User LED for blinking and testing the board
SD_DATA1
LORA_RX
LORA_NRST
SD_CLK
QSPI_SD2
SD_CMD
Cl = 2(Ccap_load - Cstray)
QSPI_SD1
VBAT
SD_DATA3
XOUT
LORA_RX
LORA_NRST
LoRa MODULE
SD_DATA0
POWER CIRCUIT
Pull up resistors
Line 1
R6 and r9 are are pull ups for the SD Card line
Line 2
Line 2
Termination resistors
~USB_BOOT
QSPI_SS
SD_CMD
+3V3
+3V3
C8 Should be close to pin 44 of RP2040
MIC_SDA
QSPI_SD3
SD_CLK
MICROCONTROLLER
+1V1
LORA_TX
+3V3
+1V1
SD_DATA2
SD_DATA2
DHT_DATA
C11 Should be close to pin 45 of RP2040
LORA_TX
SD_DATA1
QSPI_SCLK
USB_D-
Iset = 6800 / Rset = 1A
QSPI_SD1
I_ch = (Vset / Rset) * 900 = 900mA
XOUT
SD_DATA0
+1V1
+3V3
XIN
+3V3
SD_DATA3
SD CARD CIRCUIT
QSPI_SD2
QSPI_SCLK
QSPI_SD3
QSPI_SD0
USB_D+
+3V3
MIC_WS
+3V3
+3V3
R19
Resistance
1k5 Ω
SW1
R9
Resistance
10kΩ
R14
Resistance
6k8 Ω
R8
Resistance
15kΩ
R13
Resistance
68kΩ
R4
Resistance
1kΩ
U3
R2
Resistance
27.4 Ω
R18
Resistance
1kΩ
R16
Resistance
50 Ω
R17
Resistance
50 Ω
R7
Resistance
2kΩ
R1
Resistance
27.4 Ω
R3
Resistance
10kΩ
R6
Resistance
10kΩ
SW2
U1
Y1
J1
U2
U6

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Learn to Add a Component

AvocAudio - Fully Placed 2565

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

LoRaWAN

Buttons

Microphone, Temperature sensor, Humidity sensor

SD Card

Audio

Pricing & Availability

Distributor

Qty 1

Arrow

$13.66–$15.19

Digi-Key

$13.15–$17.10

LCSC

$32.95–$34.08

Mouser

$16.59–$16.80

Verical

$2.47–$4.19

Controls