
4-digit 7-segment common-cathode LED display, green, 0.56" digit height, 15.6 mcd. Includes decimal points and a center colon for clock/timer use. Drive with a 74HC595 or TPIC6B595 at up to 20 mA per segment.
LED segment A connection for the 0.56 inch 4-digit seven-segment clock display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet.
LED segment B connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet.
LED segment C connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet.
LED segment D connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet.
LED segment E connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet.
LED segment F connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet.
I2C · SPI · Single data line · 5 V · 3.3 – 5 V · Bare
Module pins: A, B, C, D, E, F, G, DP. Schematik maps them to your board in the app.
Adafruit HT16K33 backpacks, MAX7219 daisy-chains, NeoPixel and DotStar grids, HUB75 RGB matrix panels, charlieplexed arrays, bare clock displays, and two VFD character modules — almost 90 parts, none wired the same way.
RGB Backlight Positive LCD 16x2 visual preview
SparkFun 16x2 SerLCD - RGB Backlight (Qwiic) visual preview
I2C 20x4 Arduino LCD Display Module visual preview
Gravity: I2C 16x2 Arduino LCD with RGB Backlight Display V2.0 visual preview16×2 and 20×4 character LCDs (parallel, I2C backpack, Qwiic, Grove), SPI TFTs from 0.71 to 3.5 inches, and large DSI and HDMI capacitive-touch panels up to 13.3 inches.
Displays · TFT & LCD displays · 187 parts
1.02" E-Ink Display Module - 128x80, Black/White, SPI visual preview
1.02" E-Ink Raw Display Panel - 128x80, Black/White, SPI visual preview
1.54inch e-Paper Module (B), 200×200, 3-Color, SPI visual preview
1.54inch e-Paper Module, 200×200, SPI visual previewWaveshare makes up the large majority of parts here and often sells the same panel twice: once as a raw display needing a separate driver board, and once as a module or HAT+ with the SPI controller attached.
Displays · E-paper displays · 102 parts
0.49inch OLED Display Module, 64×32, I2C visual preview
0.91" OLED Display Module - 128x32, I2C visual preview
0.96" OLED (B) - SPI/I2C visual preview
0.96" RGB OLED Display Module - 64x128, SPI, 65K Colors visual previewAbout 30 parts: monochrome I2C modules from 0.49 to 1.3 inches, SPI/I2C grayscale and 65K-color RGB panels up to 1.5 inches, a transparent OLED, and ecosystem-specific units for Raspberry Pi, FireBeetle and M5Stack Grove.
Displays · OLED displays · 29 parts
1.75mm PLA (1kg) - Black visual preview
1.75mm PLA (1kg) - Gold visual preview
1.75mm PLA (1kg) - Green visual preview
1.75mm PLA (1kg) - Natural visual previewDFRobot 1.75 mm PLA in 1 kg spools makes up the bulk of the group, in over 15 colors. Specialty options include PVA in both diameters, NinjaFlex flexible filament, Proto-Pasta conductive PLA, and wood-fill. OverLord printer spares and OverLord printers round out the hardware side.
Tools & prototyping · 3D printing · 53 parts
LED segment G connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet.
Decimal-point LED segment connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet.
Digit 1 common connection for the multiplexed 4-digit display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet.
Digit 2 common connection for the multiplexed 4-digit display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet.
Digit 3 common connection for the multiplexed 4-digit display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet.
Digit 4 common connection for the multiplexed 4-digit display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet.
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| A | signal | LED segment A connection for the 0.56 inch 4-digit seven-segment clock display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet. | ||
| B | signal | LED segment B connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet. | ||
| C | signal | LED segment C connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet. | ||
| D | signal | LED segment D connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet. | ||
| E | signal | LED segment E connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet. | ||
| F | signal | LED segment F connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet. | ||
| G | signal | LED segment G connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet. | ||
| DP | signal | Decimal-point LED segment connection for the display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet. | ||
| D1 | common | Digit 1 common connection for the multiplexed 4-digit display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet. | ||
| D2 | common | Digit 2 common connection for the multiplexed 4-digit display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet. | ||
| D3 | common | Digit 3 common connection for the multiplexed 4-digit display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet. | ||
| D4 | common | Digit 4 common connection for the multiplexed 4-digit display, from the Adafruit-linked BL-Q56C-43 pinout/datasheet. |
"Shake" 8x8 LED Matrix