From 1cb8a98034a5d8dbabacc56672dffaff00494038 Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Thu, 14 Jun 2018 14:35:48 +0200
Subject: wip

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

(limited to 'README.md')

diff --git a/README.md b/README.md
index b320a96..cbb8143 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,7 @@ This is the materials for a 1 hour workshop on IoT.
 * Install Arduino IDE
 * Install the "ESP8266 core" for Arduino, follow the guide on
   https://github.com/esp8266/Arduino#installing-with-boards-manager.
+* *OSX* download drivers for the USB serial chip from: https://www.silabs.com/products/development-tools/software/usb-to-uart-bridge-vcp-drivers
 * Install PubSubClient library with Library manager from within the
   Arduino IDE.
 
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