Evolution Robotics ER1 - Commands; Examples; Command Quick Reference

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ER1 User Guide 10-5

Commands

Here's a description of the commands that are currently implemented. In general,

commands and their parameters are not case sensitive, though object names are case

sensitive.

Commands to the robot are always of the form:

Every command is acknowledged with either an:

OK<Enter>

or, if something goes wrong:

Error: <error message><Enter>

Examples

Here are some examples of API commands:

move 6 i

play phrase "I am moving 6 inches forward"

move -20 c

play phrase "I am moving 20 centimeters backwards"

move 90 d

play phrase "I am moving 90 degrees to the left"

move -180 d

play phrase "I am moving 180 degrees to the right"

play phrase "I will now detect sound levels"

sense sound level on

events

set voice "Microsoft Mary"

play phrase "I am Microsoft Mary"

set voice "Microsoft Mike"

play phrase "I am Microsoft Mike"

set voice "Microsoft Sam"

play phrase "I am Microsoft Sam"

set v 10

move 2 f

play phrase "I am moving at 10 centimeters per second"

set v 50

move 3 f

play phrase "I am moving at 50 centimeters per second"

set w 10

move 270 d

play phrase "I am turning at 10 degrees per second"

set w 50

move -270 d

play phrase "I am turning at 50 degrees per second"

Command Quick Reference

Here’s a list of the commands. See later in the chapter for descriptions, examples, etc.:

move <distance> <units>

move rotate toward object <

object name>

move rotate toward color <

r> <g> <b>

move drive toward object <

object name> {stop <distance> <units>}

move drive toward color <

r> <g> <b> {stop <percentage> {%}}

play file <

file_name>

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Evolution Robotics ER1 - Commands; Examples; Command Quick Reference

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