From aaeb4430a86646f6f7b5abfd12e8f8a501cd70ac Mon Sep 17 00:00:00 2001 From: Henner Zeller Date: Wed, 4 Mar 2015 23:56:48 -0800 Subject: [PATCH] o README tweaks. --- README.md | 11 +++++------ 1 file changed, 5 insertions(+), 6 deletions(-) diff --git a/README.md b/README.md index e8a7245..2224fd2 100644 --- a/README.md +++ b/README.md @@ -390,8 +390,8 @@ guidelines: Help, some pixels are not displayed properly -------------------------------------------- Some panels don't handle the 3.3V logic level well, in particular with -faster Raspberry Pis. This results in artifacts like randomly showing up pixels -or parts of the whole having 'static'. +faster Raspberry Pis Version 2. This results in artifacts like randomly +showing up pixels or parts of the panel showing 'static'. If you encounter this, try these things @@ -401,14 +401,13 @@ If you encounter this, try these things - Use an adapter board with a bus-driver that acts as level shifter between 3.3V and 5V. You can find [active adapter PCBs](./adapter/) in a subdirectory of this project. Also, Adafruit made a HAT that has level - shifters + shifters. - If you can't implement the above things, or still have problems, you can slow down the GPIO writing a bit. This will of course reduce the - frame-rate. + frame-rate, so it comes at a cost. -For the slow-down, uncomment the following line in -the [lib/Makefile](lib/Makefile) +For GPIO slow-down, uncomment the following line in [lib/Makefile](lib/Makefile) #DEFINES+=-DRGB_SLOWDOWN_GPIO # remove '#' in the beginning