3 open source boards using the 74HC157

Real designs built with the 74HC157, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.

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The 74HC157 in open source designs

The gallery holds 3 open source boards using the 74HC157 from 3 GitHub repositories; a typical one measures about 215.3 × 96.8 mm and carries around 111 components.

67% are two-layer designs, the rest use four layers or more, and 67% carry an open source license.

The most starred is 6502 Video Card Pro by acwright.

Parts used alongside the 74HC157

Microcontrollers on boards using the 74HC157

ESP8266 1

What boards using the 74HC157 are built for

74HC157: common questions

Where can I find a 74HC157 reference design?

Each of the 3 boards on this page is a real design using the 74HC157. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.

Which microcontrollers do boards using the 74HC157 use?

Most are built on ESP8266 (1).

How big is a typical board using the 74HC157?

The median is 215.3 × 96.8 mm, and 67% are two-layer designs.

What is the most popular open source board using the 74HC157?

By GitHub stars, 6502 Video Card Pro by acwright, with 47 stars.

Can I simulate one of these boards using the 74HC157 before building it?

Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.