(p [here's a cross section of a screw in the deck]
(figure :legend "screw cross section"
(image :file
- "arduino-to-deck/screw-cross-section.png"))))
+ "arduino-to-deck/screw-cross-section.png")))
+ (p [check
+ ,(itemize
+ (item
+ [what would happen if the drill bit were larger than the
+ screw thread?])
+ (item
+ [what would happen if the drill bit were smaller than the
+ screw body?]))]))
(subsubsection
:title [inserting drill bit]
(p (figure :legend "arduino to deck / insert bit"
[while holding the drill bit, twist end of the drill to tighten
the teeth.
make sure that the teeth end up gripping the flat part of
- the drill bit.]))
+ the drill bit.])
+ (p [check
+ ,(itemize
+ (item
+ [where should the teeth clamp down on the drill bit?])
+ (item
+ [what would happen if the teeth tightened on the recessed
+ part of the drill bit?]))]))
(subsubsection
:title [holding drill]
(p [hold the drill with one hand on the handle and trigger.
the green circle shows where the hole is.
the blue box encloses the arduino hole and two deck holes.
place the arduino hole mid-way between the two
- deck holes.]))
+ deck holes.])
+ (p [check
+ ,(itemize
+ (item
+ [should the arduino be upside-down?])
+ (item
+ [what should the upper side of the arduino align with?])
+ (item
+ [why not place the arduino up along the left side of the
+ robot?]))]))
(subsubsection
:title [drilling]))
(subsection