From 7546fe3f1851a1f27ec6d72c76ce304f46102fca Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Wed, 13 Jun 2018 21:32:28 +0200
Subject: wip

---
 assignments/mqtt-with-button/mqtt-with-button.md  |   8 +++++---
 assignments/mqtt-with-button/mqtt-with-button.pdf | Bin 840375 -> 841020 bytes
 slides/TODO.md                                    |   2 ++
 3 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/assignments/mqtt-with-button/mqtt-with-button.md b/assignments/mqtt-with-button/mqtt-with-button.md
index 99995fb..77f0b22 100644
--- a/assignments/mqtt-with-button/mqtt-with-button.md
+++ b/assignments/mqtt-with-button/mqtt-with-button.md
@@ -30,10 +30,12 @@ Wire up this schematic on the bread board:
 * Publish a message on button press on the topic
   `ndc/$device-id/button`
 
-# Step 5
+# Step 5 (Bonus)
 
-* Subscribe to the topic `ndc/$device-id/led` and turn the LED on/off
-  based on the contents of the message.
+* Subscribe to the topic `ndc/$device-id/led`.
+ 
+* Use the value to for example turn the LED on/off, or change the
+  LED's blinking pattern.
 
 ## Tips
 
diff --git a/assignments/mqtt-with-button/mqtt-with-button.pdf b/assignments/mqtt-with-button/mqtt-with-button.pdf
index d994803..93079d7 100644
Binary files a/assignments/mqtt-with-button/mqtt-with-button.pdf and b/assignments/mqtt-with-button/mqtt-with-button.pdf differ
diff --git a/slides/TODO.md b/slides/TODO.md
index ae81edd..7d053b9 100644
--- a/slides/TODO.md
+++ b/slides/TODO.md
@@ -3,3 +3,5 @@ Slide: *Device and application architecture with MQTT*
 * Add one-way pointers for TCP, keep existing as MQTT messaging.
   Illustrates that everyone connects to the broker, but messages can
   be pushed. Contrast to HTTP.
+
+* Assignments: D0 is the pin to use.
-- 
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