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Moog Animatics SmartMotor™ Developer's Guide, Rev. L
Page 691 of 909
EXAMPLE:
a=
SAMP
'Assign sample rate to variable a.
("The current sample rate is: ",a)
'Print info to terminal.
END
Program output is:
The current sample rate is: 8000
EXAMPLE:
(Scale Factor Multipliers)
' SAMP: motor sample time in samples per second
' RES: encoder resolution in counts per rev
' 65536: internal fractional constant for motor unit calculations
' 60: conversion between seconds and minutes
' *1.0: way to typecast integer values out to full floating-point values
' af[2] thru af[7]: 32-bit, floating-point array variables
'These abbreviations are used in the following code:
' NatAD (Native Accel{decel})
' NatVel (Native Velocity)
' RPM (revolutions per minute)
' RPS (revolutions per second)
'Calculating multipliers
'Input
Output
af[2]=(((
SAMP
*1.0)/
RES
)*60)/65536
'NatVel -> RPM
Multiplier
af[3]=(((
RES
*1.0)/
SAMP
)/60)*65536
'RPM
-> NatVel
Multiplier
af[4]=((
SAMP
*1.0)/
RES
)/65536
'NatVel -> RPS
Multiplier
af[5]=((
RES
*1.0)/
SAMP
)*65536
'RPS
-> NatVel
Multiplier
af[6]=af[5]/
SAMP
'RPS^2
-> NatAD
Multiplier
af[7]=af[4]*
SAMP
'NatAD
-> RPS^2
Multiplier
'Examples
'Suppose you wish to set a Velocity of 3000 RPM:
'(This method simply uses the above multiplier)
VT
=3000*af[3]
'3000 RPM desired speed multiplied by af[3]
'(RPM to Native Velocity multiplier)
'Suppose you wish to read real time velocity in units of RPS:
s=
VA
*af[5]
'Converts native VA (actual velocity) into RPS
'and assigns it to the variable "s"
END
RELATED COMMANDS:
R
Firmware Version (see page 454)
R
Part 2: Commands: SAMP
Содержание SmartMotor
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