100 lines
4.6 KiB
Plaintext
100 lines
4.6 KiB
Plaintext
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{{
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// E555 Light Emitting Diode Engine
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//
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// Author: Kwabena W. Agyeman
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// Updated: 7/27/2010
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// Designed For: P8X32A
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// Version: 1.1
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//
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// Copyright (c) 2010 Kwabena W. Agyeman
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// See end of file for terms of use.
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//
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// Update History:
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//
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// v1.0 - Original release - 1/26/2010.
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// v1.1 - Added support for variable pin assignments - 7/27/2010.
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//
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// For each included copy of this object only one spin interpreter should access it at a time.
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//
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// Nyamekye,
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// LED Circuit:
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//
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// LEDPinNumber --- LED Driver (Active High).
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//
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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}}
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PUB LEDFrequency(newFrequency, LEDPinNumber) '' 11 Stack Longs
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'' ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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'' // Changes the light emitting diode frequency using the SPIN interpreter's counters. Brightness will be set to zero.
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'' //
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'' // NewFrequency - The new frequency. Between 0 Hz and 80MHz @ 80MHz. -1 to reset the pin and counter modules.
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'' // LEDPinNumber - Pin to use to drive the LED circuit. Between 0 and 31.
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'' ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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LEDSetup((newFrequency <> -1), LEDPinNumber, true)
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newFrequency := ((newFrequency <# clkfreq) #> 0)
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result := 1
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repeat 32
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newFrequency <<= 1
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result <-= 1
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if(newFrequency => clkfreq)
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newFrequency -= clkfreq
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result += 1
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frqa := result~
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PUB LEDBrightness(newBrightness, LEDPinNumber) '' 11 Stack Longs
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'' ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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'' // Changes the light emitting diode brightness using the SPIN interpreter's counters. Frequency will be set to zero.
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'' //
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'' // NewBrightness - The new brightness. Between 0% and 100%. -1 to reset the pin and counter modules.
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'' // LEDPinNumber - Pin to use to drive the LED circuit. Between 0 and 31.
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'' ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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LEDSetup((newBrightness <> -1), LEDPinNumber, false)
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frqb := (((newBrightness <# 100) #> 0) * constant(posx / 50))
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PRI LEDSetup(activeOrInactive, LEDPinNumber, frequencyOrBrightness) ' 6 Stack Longs
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LEDPinNumber := ((LEDPinNumber <# 31) #> 0)
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dira[LEDPinNumber] := activeOrInactive
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outa[LEDPinNumber] := false
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ctra := (((constant(%0_0100 << 26) + LEDPinNumber) & activeOrInactive) & frequencyOrBrightness)
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ctrb := (((constant(%0_0110 << 26) + LEDPinNumber) & activeOrInactive) & (not(frequencyOrBrightness)))
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spr[2 - frequencyOrBrightness] := 0
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spr[10 - frequencyOrBrightness] := 0
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spr[12 - frequencyOrBrightness] := 0
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{{
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// TERMS OF USE: MIT License
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation
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// files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy,
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// modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all copies or substantial portions of the
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// Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
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// WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
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}}
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