1.8" TFT LCD 160x128 RGB
1.8" 160x128 18-bit color TFT with unique display memory readback capability for advanced graphics effects. Requires 9-bit SPI support from the host microcontroller — not compatible with standard Arduino SPI libraries.
1.8" 160x128 18-bit color TFT with unique display memory readback capability for advanced graphics effects. Requires 9-bit SPI support from the host microcontroller — not compatible with standard Arduino SPI libraries.
microSD card chip-select, pull low to talk to card
TFT display chip-select, pull low to talk to display
Display data/command select
Tearing-effect synchronisation output
microSD SPI data output to controller
SPI data input to TFT or microSD
SPI clock input
Backlight dimming MOSFET PWM input
Breakout power input through onboard regulator/level shifter
Ground
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| SDCS | breakout PTH header | SPI | microSD card chip-select, pull low to talk to card | logic input |
| LCDCS | breakout PTH header | SPI | TFT display chip-select, pull low to talk to display | logic input |
| DC | breakout PTH header | Control | Display data/command select | logic input |
| TE | breakout PTH header | Unknown | Tearing-effect synchronisation output | logic output |
| MISO | breakout PTH header | SPI | microSD SPI data output to controller | logic output |
| MOSI | breakout PTH header | SPI | SPI data input to TFT or microSD | logic input |
| SCLK | breakout PTH header | SPI | SPI clock input | logic input |
| PWM | breakout PTH header | PWM | Backlight dimming MOSFET PWM input | PWM input |
| 3V3-5V5 | breakout PTH header | Power | Breakout power input through onboard regulator/level shifter | 3.3V to 5.5V |
| GND | breakout PTH header | Ground | Ground | 0V |
microSD card chip-select, pull low to talk to card
TFT display chip-select, pull low to talk to display
Display data/command select
Tearing-effect synchronisation output
microSD SPI data output to controller
SPI data input to TFT or microSD
SPI clock input
Backlight dimming MOSFET PWM input
Breakout power input through onboard regulator/level shifter
Ground
SPI · I2C · 3.3 V · 3.3 – 5 V · Breakout
Adafruit describes product 398 as a 16x2 RGB backlight LCD using digital pins for LCD control and PWM pins for the backlight; the product…
Module pins: 3V3-5V5, GND, MISO, MOSI, SCLK. Schematik maps them to your board in the app.
16×2 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.
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