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The LILYGO T5 4.7 inch E-Paper ESP32 Development Board is an exciting 4.7" e-paper display integrated with an ESP32 WiFi/Bluetooth module. The board's processor is ESP32-WROVER-E with 16MB of FLASH memory and 8MB of PSRAM. The ESP32 module supports Wi-Fi 802.11 b/g/n and Bluetooth...

Priority Encoder The Priority Encoder is a combinational logic circuit that produces an equivalent binary code at its output pins, unique to each combination state of its inputs. As discussed in previous articles, an encoder produces a unique binary code that is related to a specific...

iWave Systems announces its all-new PCIe to SD bridge module in M.2 form factor, featuring flexible integration and excellent compatibility with existing infrastructures. M.2, an evolutionary form factor sweeping the world of performance PCs is designed for product manufacturers to...

We recently covered the Orange Pi 5 single-board computer based around the famous Rockchip RK3588S featuring an octa-core 64-bit processor core clocked up to a frequency of 2.4 GHz. The manufacturer, Shenzhen Xunlong Software, has now unveiled a 14-inch full high-definition portable...

Founded in 2005, Orange Pi has been a leading provider of open-source hardware and software for integrated electronic technology products. The company is also known for providing single-board computers, and they have launched yet another integrated computer– Orange Pi 5. Inside Orange...

Firefly's EC-R3588SPC is a new industrial mini PC optimized for advanced applications. The EC-R3588SPC mini PC is powered by a new generation of high-end processors from Rockchip - the RK3588S AIoT SoC - equipped with an 8-core Cortex-A76/A55 CPU, an ARM Mali-G610 MP4 quad-core GPU and...

It used to have smaller sizes of e-paper displays connecting to LilyGO’s ESP32 boards. We saw that in the TTGO T5 which offers a choice of e-Paper displays from 1.54 inches to 2.3 inches, and the Mini e-paper Core with a really tiny 1.02-inch e-Paper display. LilyGO is now offering...

Introduction This subject was first assumed by Isaac Newton about 400 years ago. Newton showed that white light is composed of other colors. He called the color components of white light as “spectre”, from which we get the word spectrum. Figure 1 shows how a light beam is dispersed...