added traffic lights schematic

[wikirepo] / notes / traffic_lights / index.mdwn

diff --git a/notes/traffic_lights/index.mdwn b/notes/traffic_lights/index.mdwn
index c83430b..7db0726 100644 (file)
--- a/notes/traffic_lights/index.mdwn
+++ b/notes/traffic_lights/index.mdwn
@@ -13,6 +13,10 @@ There's no off switch, after a while the tiny85 will go to sleep and a press on
 the button will wake it up again.  I use a cheap li-ion pouch cell and USB
 charger from amazon, one charge lasts for months asleep.
 
+There really isn't much other than the attiny, the LEDs and the switch:
+
+[[!img traffic_lights_sch.png size=800x600]]
+
 Browse the [source](http://joe.milbourn.org.uk/git/trafficlights.git) or build
 using arduino-makefile (included), say:
 
@@ -25,4 +29,4 @@ after updating the makefile to point to an arduino running the arduino ISP
 sketch, and connecting that to the avrisp connector on the traffic lights.
 
 
-[[!tag draft electronics]]
+[[!tag electronics]]