Monthly Archives: November 2020

Converting More Vintage Grass Valley Hardware to USB

Posted on November 22, 2020 by Glen

In this project, I convert two panels from a vintage Grass Valley video switcher into general-purpose USB input and output devices without modifying the original panels. This project required both reverse engineering the hardware and deciphering the software protocols used … Continue reading →

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Converting a Vintage Grass Valley Button Panel to USB Using the Silicon Labs EFM8UB1

Posted on November 7, 2020 by Glen

In this project, I convert a set of illuminated push buttons from a vintage Grass Valley video mixer into a custom vendor-defined USB HID peripheral. Like the USB analog panel meters project, this project uses a Silicon Labs EFM8UB1 microcontroller … Continue reading →

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Building a Set of USB-Controlled Analog Panel Meters Using the Silicon Labs EFM8UB1

Posted on November 2, 2020 by Glen

I’ve always liked the way these little HUA SO-45 analog panel meters looked, but, given the long lead times from China, I’ve never ordered a set. This fall, I changed my mind and finally decided to order a set. While … Continue reading →

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