[Nicholas Murray]’s Composite Test Pattern Generator is a beautifully-made, palm-sized tool that uses an ESP32-based development board to output different test patterns in PAL/NTSC. If one is checking ...

Testing digital designs usually requires one or more digital signals, some of which can be very difficult to generate. Pattern generators are specifically designed to address this problem. Whatever ...

CRTs don’t last forever, and neither do the electronics that drive them. When you have a screen starting to go wonky, then you need a way to troubleshoot which is at fault. A great tool for that is a ...

There have been several designs of test pattern generators published in the past, invariably they produce the standard cross-hatch pattern, possibly horizontal and vertical lines, and may-be a ...

A CRT test pattern generator built around an ESP32 board makes it easy to check old TVs quickly, without hauling a console or other bulky gear. It outputs PAL/NTSC composite patterns and shows a ...

This paper is presented with the Video Graphics Array (VGA) and Digital Visual Interface - Digital (DVI-D) test pattern generator solution with display monitor timing specification as per the Video ...

Versatile test pattern generator capable of producing a range of test patterns in standard ITU-R BT.656 format. The module is ideal for use in the pr ...

ESP32 Test Generator Dual-channel waveform / test-pattern generator for the ESP32-WROOM, controlled from a phone or laptop via a built-in web UI. Output is on the two on-chip DACs: ...

Engineers are beginning to appreciate that, from prototypes early in the design cycle through to final system test, a digital pattern generator (DPG) speeds up system debug and therefore shortens the ...