From cf739dc50ad02a66bcc29878f9738242982f6d85 Mon Sep 17 00:00:00 2001
From: Francois Cartegnie <francois@fossasia>
Date: Sun, 14 Jan 2024 13:47:30 +0100
Subject: update documentation

---
 README.md            |  25 +++++++++++++++++++++++++
 assets/dotmatrix.png | Bin 0 -> 78638 bytes
 2 files changed, 25 insertions(+)
 create mode 100644 assets/dotmatrix.png

diff --git a/README.md b/README.md
index f37f0f7..6a558db 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,27 @@
 # badgemagic-firmware
 Hardware details and information to build an open firmware for LED badge
+
+## Hardware Information
+
+BadgeMagic target hardware features a custom 11x44 LED matrix display, 
+Bluetooth LE and low power consumption.
+
+### Chipset
+
+The design relies on a single MCU. 
+MCU type has changed depending on manufacturer batches.
+
+* ARM M0 variant based on MM32W062
+* RISC-V variant based on CH582
+
+### Display
+
+The custom 11x44 LED dot matrix is using persistence of vision.
+(assets/dotmatrix.png)
+
+## Firmware
+
+### Functionalities
+
+The badge stores bitmaps in 
+
diff --git a/assets/dotmatrix.png b/assets/dotmatrix.png
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