From eda102273f4216356d156f965d650cebfb1694b1 Mon Sep 17 00:00:00 2001 From: Ricardo Band Date: Wed, 22 Mar 2023 21:19:29 +0100 Subject: [PATCH] Update README.md --- README.md | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/README.md b/README.md index 3492d05..3663df5 100644 --- a/README.md +++ b/README.md @@ -1,8 +1,10 @@ # CCCB street sign +This is the documentation for the CCCB street sign internals. Here you can figure out how the electronics work, if for example the magic smoke escaped and you need to fix it. It also describes how the firmware works and has a backup of a working state. + ## Electronics -[![](https://github.com/cccb/cccb-schild/raw/main/electronics.drawio.svg)](https://app.diagrams.net/?mode=github#Hcccb%2Fcccb-schild%2Fmain%2Felectronics.drawio.svg) +[![connection diagram for the electronics](https://github.com/cccb/cccb-schild/raw/main/electronics.drawio.svg)](https://app.diagrams.net/?mode=github#Hcccb%2Fcccb-schild%2Fmain%2Felectronics.drawio.svg) The Microcontroller used is a [Olimex ESP32-POE-EA-IND](https://www.olimex.com/Products/IoT/ESP32/ESP32-POE/open-source-hardware) which supports Ethernet connectivity and POE. This simplified the power management and connectivity.