Tag Archives: programming

ATTiny 45/85 Pin Conventions for Arduino IDE Sketches

The main source for information on how to program the ATTiny using the Arduino IDE is found at the MIT High-Low Tech site. But I found the information on the pinouts rather opaque for the newbie (= me), so as … Continue reading

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Program revision bookmark

The grisbot program written in the Arduino IDE has grown to 20K, or about twenty typewritten pages. It takes many sessions to write the code and then to revise it. When I take a break and come back later, how … Continue reading

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Progress Bug in Scratch

Instead of a conventional status bar to track the progress of the data transmission, I decided it would be more fun to make a ‘progress bug.’ The bug would look like the robot and march across the screen as the … Continue reading

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Grisbot Scratch Communications Screen Layout

This communications screen layout is an improvement over the one I used in Processing. The user goes to the comm screen, holds the robot up to the screen and turns it on, and calibrates the high values. Then the user … Continue reading

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Broadcasting in Scratch

Suppose you click on one sprite and you want other sprites to move accordingly? I have that problem when I click on the waypoint button and want the turn and move controls for servo timing to show the values selected … Continue reading

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Programming the servo calibration procedure

Sub program, sub routine, function, procedure — it seems like every programming language has a different name for ‘blocks of code.’ Well, now I need to write a block of code for the servo calibration procedure. So first I drafted … Continue reading

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