Rescuing vintage microcontrollers part 2: Can it work?

In this series of posts , I&rsquo;m rescuing vintage microcontrollers from their decades-long purgatory in a drawer in my local makerspace. To this end, I&rsquo;m attempting to use them to drive a LED sign made of WS2812 strips &#xA; In the first installment of this series , I found some decades-old Signetics SCN8031AH and OKI MSM83C154 microcontrollers in a drawer, and decided, without really…