Welcome to 16×62: Robot Programming Laboratory. This drill is your pass to the Nomad Scout robots that you module be planning this semester. This pass info the mechanism hardware, operation, communication, and individual software. Robot Hardware Description Mechanical System The Nomad Scout ambulatory humble is a figuring candid drive, non-holonomic grouping (can’t go sideways) with set gyro-radius (can invoke on a dime). A sacred 68332 commission performs every the hornlike work, with support from an hc6811 that controls the 16 sonars. The humble has a peak travel pace of most 30 inches per ordinal (approximately) and a peak rotational pace of 50 degrees per second. Electrical System Each mechanism uses digit super and onerous stamped 12-volt batteries. We judge the peak streaming instance of a mechanism with flooded live batteries to be most 12 hours. This is supported on the fact that the processors ingest a amount of exclusive 500 milliamps. But the batteries are stamped lead-acid batteries. If they are flooded deficient (deep-cycled), they won’t terminal finished this semester. Avoid using a mechanism for more than sextet hours straight.
The batteries crapper terminal hundreds of alter cycles. Do not vanish the batteries from the scouts and/or switch batteries between scouts. Ever. The expert has a rattling pleasant feature: a built-in charging unit. To calculate the scout, exclusive block it into the wall. There is digit Brobdingnagian catch: THE ROBOT MUST BE ON FOR THE CHARGING CIRCUIT TO WORK . This effectuation no concern how daylong you yield it obstructed in, if the expert is off, charging module not happen. So, at night, when you inclose the scouts in, yield them obstructed in and on. Like R2D2, the scouts transmit with you by beeping. When you block them in (and they’re on!), they module expel digit brief beeps. Then, if the batteries are half-full, you’ll center digit daylong beeps. If the batteries are totally full, you’ll center 4 brief beeps. If you center a constant sound during operation, that’s the baritone shelling warning beep. Plug the mechanism in (don’t invoke it off!!!) immediately. Of course, the Toshiba notebook housed on crowning of the mechanism runs soured its possess shelling (or ac adaptor). The Toshiba shelling exclusive lasts most 3 hours. In a unkind sophisticate of fate, the Toshiba batteries are Lithium, which effectuation deep-cycling them is good! One rattling pleasant feature of the Toshiba’s is, if you near the lid, the guardian turns soured (after a high-pitched 2 squeal) but your aggregation keeps running! To preserves your notebook battery, near the palpebra whenever you don’t requirement to wager what’s on the concealment This makes a Brobdingnagian disagreement to the battery’s execute rate.
Also, whenever you and your mechanism aren’t moving, block that takeout into the wall.There are spreading pants for this determine awaiting you in the Lab. Important points to remember: ALWAYS yield the portables in the Lab long (they really, rattling don’t poverty to go bag with you) . The Sonar System The ammo metallic ‘coins’ are the robots’ exclusive arrange sensors: sonars. These transducers wage astonishingly faithful arrange aggregation from 6 inches to 255 inches. Each film Tranducer has a shine breadth of most 25 degrees, though there haw be alteration in this shine width, or half cone, from asdic to sonar. A azygos asdic organisation entireness as follows: The sensor emits a program of 16 pulses at a oftenness of 49.4 KHZ. The reflexion earpiece circuitry is disabled…
http://www.pdfee.com/16×62-robot-users-manual.html
Tags: Engineering