We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Small round development board with .71 inch display and 160160 resolution

LORDWORLD

LORDWORLD ESP32-C3 0.71inch Round Display Development Board 160160

SKU CH-CGG7-TREVH

A round 0.71-inch 160160 display board with an ESP32-C3 processor for Wi-Fi and Bluetooth LE HMI projects

  • Round 0.71 inch display enables compact wearable builds
  • 160160 resolution renders sharp GUI graphics for LVGL projects
  • ESP32-C3 single-core processor with 2.4 GHz WiFi and Bluetooth BLE 5 connects IoT devices
  • GC9D01 driver chip integrates display control for faster development
  • Multiple peripheral interfaces support rapid HMI prototyping for AI eyes and watches

Microcontroller board with round display

The LORDWORLD ESP32-C3 development board integrates a 0.71inch LCD driven by a GC9D01 controller at 160160 resolution. A single-core ESP32-C3 processor provides 2.4GHz WiFi and Bluetooth BLE 5 connectivity. The platform targets makers building compact HMI projects such as wearable emulation eyes or smart watches. LVGL GUI frameworks run smoothly on the onboard hardware.

Compact form factor for embedded builds

The round display and integrated wireless radios reduce external wiring for space-constrained prototypes. Peripheral interfaces on the board allow quick attachment of sensors or actuators without custom PCBs. This layout suits developers who need a self-contained module for portable or battery-powered devices. The small footprint fits inside watch-sized enclosures.

Limited by single-core throughput

The single-core processor restricts concurrent task performance in complex LVGL animations. SPI communication with the GC9D01 driver caps frame-rate headroom for high-refresh visual effects. Projects demanding heavy real-time processing or multiple wireless streams may exceed the available compute budget. Developers should profile workloads before committing to production designs.

How it compares

Measured against everything we stock in Single-Board Computers & Dev Kits, at today’s prices. Recalculated every night.

Price $41.99
Typical for this category: the median of 1,420 items is $44.99.

New to this? Buying PC parts with Monero — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameLORDWORLD

Questions about this item

What SPI interface does the 0.71inch display use and what resolution does it support?

The board uses an SPI interface with the GC9D01 driver to drive the 160160 resolution round LCD.

What physical size is the round LCD and what mounting holes does the board have?

The display is 0.71inch in diameter; the PCB includes standard mounting holes for enclosure fitting.

How do I flash firmware on the ESP32-C3 and which boot pin must be held?

Hold the BOOT button while pressing RESET to enter download mode, then flash via the USB-C port.

More in Single-Board Computers & Dev Kits

Similar items