X-Git-Url: http://challenge-bot.com/repos/?a=blobdiff_plain;f=curriculum%2Fchallenge-bot.scm;h=76dc7781a7133f338a04b10881f3e582af333956;hb=ff0f6a781b4916b42634677c980935ccddbaad79;hp=007918c329cce1ad8eaf2bd78b7aeecc9abb965b;hpb=1be43d0437027af133f27ca15c2d7ed9c52b38b4;p=challenge-bot

diff --git a/curriculum/challenge-bot.scm b/curriculum/challenge-bot.scm
index 007918c..76dc778 100644
--- a/curriculum/challenge-bot.scm
+++ b/curriculum/challenge-bot.scm
@@ -10,7 +10,47 @@
    (subsection
     :title [arduino placement])
    (subsection
-    :title [first hole and screw])
+    :title [first hole and screw]
+    (subsubsection
+     :title [choosing drill bit])
+    (subsubsection
+     :title [inserting drill bit])
+    (subsubsection
+     :title [holding drill])
+    (subsubsection
+     :title [drilling])
+    (subsubsection
+     :title [6-32 by 3/8\" screw]
+     (p [the "6" part is how big around it is.])
+     (p [the "32" part is how close the threads are to each other.])
+     (p [the "head" is the flat part where some tool, like the alan
+             wrench, can exert force to spin the screw.]))
+    (subsubsection
+     :title [fasten the arduino board to the deck]
+     (p [push the 6-32 screw into the deck from the underside and at the
+              same time, spin the 6-32 screw clockwise while looking
+              down on its head.  twist until the bottom of the screw is
+              about to stick out on the top side of the deck.])
+     (p [hold the arduino board flat to the deck and line up the arduino
+              hole so the screw can come up through it.  continue
+              tightening the screw into the deck, spinning the same
+              direction as before.  tighten until the screw head touches
+              the deck.  do not continue tightening])
+     (p [the arduino should still be flat against the deck still, just
+             as it was before tightening the screw.]))
+    (subsubsection
+     :title [assessment]
+     (p [does the arduino stay with the deck when the deck moves?
+              can the arduino board still rotate a few degrees?
+              warning, if you rotate the arduino board too much, you
+              will unscrew it from the deck and you'll have to screw it
+              back in.  rotating a few degrees should be ok.]))
+    (subsubsection
+     :title [arduino board move relative to deck]
+     (p [without any screws, the arduino board can move independently of
+                 the deck.])
+     (p [with the first screw, the arduino can rotate around one point
+              on the deck.])))
    (subsection
     :title [second hole and screw])
    (subsection
@@ -51,9 +91,9 @@
    :title [serial]
    (subsection
     :title [software on computer]
-    (subsection
+    (subsubsection
      :title [arduino])
-    (subsection
+    (subsubsection
      :title [fritzing]))
    (subsection
     :title [attach arduino and computer via cable])
@@ -62,19 +102,56 @@
    (subsection
     :title [arduino reset button]))
   (section
-   :title [left sonar])
+   :title [left sonar]
+   (subsection
+    :title [breadboard connectivity])
+   (subsection
+    :title [cable])
+   (subsection
+    :title [arduino headers])
+   (subsection
+    :title [sound cm per microsecond at sea level]))
   (section
-   :title [both sonars])
+   :title [both sonars]
+   (subsection
+    :title [breadboard power rail]
+    (p [power rail can provide power to more than one device.])))
   (section
-   :title [left motor])
+   :title [left motor]
+   (subsection
+    :title [arduino digital output])
+   (subsection
+    :title [quad half h bridge, aka motor controller])
+   (subsection
+    :title [motor battery]))
   (section
-   :title [both motors])
+   :title [both motors]
+   (subsection
+    :title [analogWrite]))
   (section
-   :title [untethered])
+   :title [untethered]
+   (subsection
+    :title [arduino battery])
+   (subsection
+    :title [off and on functions]))
   (section
-   :title [follow])
+   :title [follow]
+   (subsection
+    :title [same wiring as untethered])
+   (subsection
+    :title [set motor])
+   (subsection
+    :title [go])
+   (subsection
+    :title [determining speed]))
   (section
-   :title [stay on table])))
+   :title [stay on table]
+   (subsection
+    :title [stop])
+   (subsection
+    :title [backup])
+   (subsection
+    :title [turn around]))))
 
 ;; Copyright 2016 daniel watson