FireBeetle 2 Terminal Block Expansion Board

SKU: DFR0923

This FireBeetle 2 expansion shield suits makers preferring terminal blocks for wiring. It adds 7-24V external voltage input and GDI port vs prior models. Terminal blocks secure wires for stable connections; each (except GND) has an LED for status, with an LED switch to turn off LEDs when not needed. It’s incompatible with FireBeetle ESP32-S3 and M0.

Front of FireBeetle 2 terminal block shield with green/blue connectors on black board-DFRobot product sku:DFR0923 image.
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  • Specification

    Parameter Details
    External Voltage Input 7-24V
    Screen Port GDI
    5V Port x3
    3.3V Port x3
    GND Port x6
    Digital Port x12
    Analog Port x5
    I2C x3
    SPI x1
    Port Indicator x34
    Port Indicator Color blue, red
    Default ON Port Indicator 5V, 3.3V, D0, D1, D5, D6, A4, RST
    Dimension 61×93.5mm/2.40×3.68"

    Pinout

    DFR0923-Board Overview

    Name Function Remark
    FireBeetle Female Pin Socket Connect FireBeetle 2
    GDI Connect screen with GDI port
    Onboard LED Switch Control all terminal block status indicators
    VIN Indicator LED turns on when there is power input on VIN port Red
    VIN Input Terminal Block Connect 7-24V external power
    Terminal Block Extend all ports of FireBeetle to terminal blocks with more stable connections
    Terminal Block Indicator Each terminal has an LED for indicating level status Power:red, GPIO: blue

    GDI Wiring Sequence

    FPC PINS FireBeetle ESP32 PINS Description
    VCC 3V3 3.3V
    BLK(PWM) 12/D13 Backlit
    GND GND GND
    SCLK 18/SCK SPI Clock
    MOSI 23/MOSI Master output, slave input
    MISO 19/MISO Master input, slave output
    DC 25/D2 Data/Command
    RES 26/D3 Reset
    CS 14/D6 TFT chip-select
    SDCS 13/D7 SD card chip-select
    FCS 0/D5 Font Library
    TCS 4/D12 Touch
    SCL 22/SCL I2C clock
    SDA 21/SDA I2C data
    INT 16/D11 INT
    BUSY-TE 17/D10 Tear-proof pin
    GPIO1 1/TXD GPIO
    GPIO2 2/D9 GPIO

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