- (item [why do we put more solder back on the tip of the iron?]))))
- (subsection
- :title [deck attachment]
- (subsubsection
- :title [motor battery pack attachment]
- (p [attach the motor battery pack to the robot deck.])
- (figure
- :legend "batteries / placement / motor pack"
- (video
- :file "2-batteries/1-placement/0-motor-battery-pack.ogv"))
- (p [we will use glue dots to attach the motor battery pack to the
- deck.
- the pack could be placed anywhere, but we will place it
- in the lower left side of the robot.
- this battery pack has 4 AA batteries in it.
- each battery has 1.5 volts difference between the positive
- and negative side.
- the batteries are connected in series.
- the total voltage difference for the whole battery pack is
- the sum of the individual voltages, which is 6 volts.])
- (enumerate
- (item [make sure you are placing dots on the side of the battery
- pack without the on/off switch.])
- (item [peel off a glue dot for each of the corners of the
- battery pack.])
- (item [when placing the battery pack, make sure the screw hole
- aligns with a hole on the deck.]))
- (p [check])
- (enumerate
- (item [why place the glue dots on the side of the battery pack
- without the on/off switch?])))
- (subsubsection
- :title [arduino battery pack attachment]
- (p [attach the arduino battery pack to the robot deck.])
- (figure
- :legend "batteries / placement / arduino pack"
- (video
- :file "2-batteries/1-placement/1-arduino-battery-pack.ogv"))
- (p [next, we will attach the arduino battery pack to the deck.
- again, the pack could be placed anywhere, but we will
- place it in the lower right side of the robot.])
- (enumerate
- (item [make sure you are placing dots on the side of the battery
- pack without the on/off switch, just as before.])
- (item [peel off a glue dot for each end of the pack.])
- (item [when placing the battery pack, make sure the screw hole
- aligns with a hole on the deck.]))
- (p [check])
- (enumerate
- (item [why align the screw with a hole on the deck?])))))
- (section
- :title [breadboard]
- (p [next, let's attach other parts to the deck.
- we'll start with the breadboard.
- there are many ways to do this, but one handy approach is
- glue dots.
- glue dots can be placed easily, are good at attaching flat
- surfaces that directly touch and do not get much stress.])
- (figure :legend "breadboard to deck / required materials"
- (image
- :file "1-breadboard-to-deck/0-required-materials.png"))
- (p [for this section, we will need the deck with arduino attached,
- breadboard, and glue dots.])
- (figure :legend "breadboard to deck / video"
- (video
- :file "1-breadboard-to-deck/0-breadboard-to-deck.ogv"))
- (enumerate
- (item [take your breadboard out of its bag.])
- (item [peel the backing.])
- (item [put the shiny medal plate on the back.])
- (item [break 4 glue dots away from the rest. put the rest back
- into the bag.])
- (item [break off a glue dot from the group of 4, and peel away the
- backing, exposing a sticky side.])
- (item [put the glue dot on one corner of the shiny side of the
- breadboard.
- make sure to push it down firmly.])
- (item [repeat for the other corners.])
- (item [put the breadboard on the center of the deck.
- position it so the black chip is on the right, and the
- blue line is up against the arduino.])
- (item [press firmly in each of the corners.]))
- (p [check])
- (enumerate
- (item [should the black chip be on the right or the left?])
- (item [how many glue dots should be on the breadboard?])))