From 96c9645815caf1abbd51fc2237445e3c23259dc7 Mon Sep 17 00:00:00 2001 From: radex Date: Sun, 24 Mar 2024 22:27:55 +0100 Subject: [PATCH] pcb: add erratum --- pcb/DemoBoard1/README.md | 2 +- pcb/LedArray/README.md | 6 ++++++ 2 files changed, 7 insertions(+), 1 deletion(-) diff --git a/pcb/DemoBoard1/README.md b/pcb/DemoBoard1/README.md index 6705037..f9c6700 100644 --- a/pcb/DemoBoard1/README.md +++ b/pcb/DemoBoard1/README.md @@ -4,4 +4,4 @@ Learning how to use shift registers, darlington arrays, and mosfets. I don't kno Demo board containing LED Matrix module + some of the above components for hands-on experimentation. -Ordered and manufactured 2024-03-05 +Ordered 2024-03-05, manufactured, then delivered 2024-03-22. diff --git a/pcb/LedArray/README.md b/pcb/LedArray/README.md index 8c8e6ba..1fef55a 100644 --- a/pcb/LedArray/README.md +++ b/pcb/LedArray/README.md @@ -1,3 +1,9 @@ # LED Matrix module 50x50mm module with 20x20 LED matrix + +## Errata + +Rev A: + +I'm an idiot and somehow managed to switch polarity of LEDs. Rows were supposed to be cathodes, and columns anodes, but it's the other way around. Fixable by a 90° rotation, albeit with less than ideal trace layout. Oh well.