From 522a7a279cf8864066b612f83b940120b4d2f116 Mon Sep 17 00:00:00 2001
From: freepdk <free-pdk@users.noreply.github.com>
Date: Thu, 14 Apr 2022 16:40:55 +0200
Subject: [PATCH] add note for incompatible blue pill boards which use wrong
 STM32 IC (STM32F103C6T6 instead of STM32F103C8T6)

---
 README.md | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 22c997b..ee86863 100644
--- a/README.md
+++ b/README.md
@@ -9,7 +9,8 @@ Endless freedom for D.MO 550 series label writer printer.
 Components needed:
 
  * 1 × STM32F103 bluepill<br/>
-   search for: `STM32F103 bluepill` / `STM32F103 bluepill with STLinkV2`
+   search for: `STM32F103 bluepill` / `STM32F103 bluepill with STLinkV2`<br/>
+   ::ATTENTION:: Make sure your blue pill is using the correct STM32F103C8T6. Some places sell blue pills with STM32F103C6T6 which are not compatible.
  
  * 2 × cable<br/>
    search for: `6 pin 1.25 mm` / `6pin 1.25mm Wire To Board Connector` / `JST ZH 6pin`