J. Peterson / Mbed 2 deprecated CuriLightCtl

Source code for the Curilights Controller. See http://www.saccade.com/writing/projects/CuriController/ for details.

Dependencies:   FatFileSystem mbed

This is the source code for the Curilights controller. This lets you interactively control a string of Curilights. It provides a simple click-wheel user interface for changing colors, brightness and behavior. It responds to movement and lighting.

Finished Controller

/media/uploads/isonno/nxp3872_controllerclose.jpg

System Block Diagram

/media/uploads/isonno/blockdiagram.png

LightString.cpp@4:cfef06d8bb96, 2013-02-11 (annotated)

Committer:
isonno
Date:
Mon Feb 11 05:04:18 2013 +0000
Revision:
4:cfef06d8bb96
Parent:
3:0ac64c4ca40f 
Minor changes to add backlight routines.  Not hooked up yet, shouldn't affect build operation.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
isonno 0:6da5625a6946 1 //
isonno 0:6da5625a6946 2 // Interface to the CuriLights
isonno 0:6da5625a6946 3 //
isonno 0:6da5625a6946 4
isonno 0:6da5625a6946 5 #include "LightString.h"
isonno 0:6da5625a6946 6
isonno 0:6da5625a6946 7 #include "HoldInterrupts.h"
isonno 0:6da5625a6946 8
isonno 3:0ac64c4ca40f 9 #include "RGBLED.h"
isonno 3:0ac64c4ca40f 10
isonno 3:0ac64c4ca40f 11 LightString::LightString( PinName pin, int numLights )
isonno 3:0ac64c4ca40f 12 : fLightsPort( pin, NC ), fUSBPort( NC, USBRX ), fSnoop( numLights )
isonno 0:6da5625a6946 13 {
isonno 3:0ac64c4ca40f 14 fNumLights = numLights;
isonno 3:0ac64c4ca40f 15 fBufferInPos = 0;
isonno 3:0ac64c4ca40f 16 fBufferOutPos = 0;
isonno 3:0ac64c4ca40f 17 // Attaches the USB port to the light port, so
isonno 3:0ac64c4ca40f 18 // data is passed straight through from the host to the lights.
isonno 3:0ac64c4ca40f 19 fUSBPort.attach( this, &LightString::HandleIncomingData );
isonno 3:0ac64c4ca40f 20 // fLightsPort.attach( this, &LightString::HandleOutgoingData );
isonno 0:6da5625a6946 21 }
isonno 0:6da5625a6946 22
isonno 3:0ac64c4ca40f 23 void LightString::HandleIncomingData()
isonno 0:6da5625a6946 24 {
isonno 3:0ac64c4ca40f 25 while (fUSBPort.readable())
isonno 0:6da5625a6946 26 {
isonno 3:0ac64c4ca40f 27 fBuffer[fBufferInPos] = fUSBPort.getc();
isonno 3:0ac64c4ca40f 28 fBufferInPos++;
isonno 3:0ac64c4ca40f 29 if (fBufferInPos >= sizeof( fBuffer ))
isonno 3:0ac64c4ca40f 30 fBufferInPos = 0;
isonno 3:0ac64c4ca40f 31 if (fBufferInPos == fBufferOutPos)
isonno 3:0ac64c4ca40f 32 printf("Buffer overflow\r\n");
isonno 0:6da5625a6946 33 }
isonno 3:0ac64c4ca40f 34 }
isonno 3:0ac64c4ca40f 35
isonno 3:0ac64c4ca40f 36 void LightString::HandleOutgoingData()
isonno 3:0ac64c4ca40f 37 {
isonno 3:0ac64c4ca40f 38 gDebugLED.Set( 700 );
isonno 3:0ac64c4ca40f 39 while ((fBufferOutPos != fBufferInPos) && fLightsPort.writeable())
isonno 0:6da5625a6946 40 {
isonno 3:0ac64c4ca40f 41 fLightsPort.putc( fBuffer[fBufferOutPos++] );
isonno 3:0ac64c4ca40f 42 if (fBufferOutPos >= sizeof( fBuffer ))
isonno 3:0ac64c4ca40f 43 fBufferOutPos = 0;
isonno 0:6da5625a6946 44 }
isonno 3:0ac64c4ca40f 45 gDebugLED.Set( (fBufferOutPos == fBufferInPos) ? 0 : 70 );
isonno 0:6da5625a6946 46 }
isonno 0:6da5625a6946 47
isonno 0:6da5625a6946 48 void LightString::sendCommand1( uint8_t ch )
isonno 0:6da5625a6946 49 {
isonno 0:6da5625a6946 50 HoldInterrupts noint();
isonno 0:6da5625a6946 51
isonno 3:0ac64c4ca40f 52 fLightsPort.putc( ch );
isonno 0:6da5625a6946 53 }
isonno 0:6da5625a6946 54
isonno 0:6da5625a6946 55 void LightString::sendCommand2( uint8_t ch1, uint8_t ch2 )
isonno 0:6da5625a6946 56 {
isonno 0:6da5625a6946 57 HoldInterrupts noint();
isonno 3:0ac64c4ca40f 58 fLightsPort.putc( ch1 );
isonno 3:0ac64c4ca40f 59 fLightsPort.putc( ch2 );
isonno 0:6da5625a6946 60 }
isonno 0:6da5625a6946 61
isonno 0:6da5625a6946 62 void LightString::sendCommand3( uint8_t ch1, uint8_t ch2, uint8_t ch3 )
isonno 0:6da5625a6946 63 {
isonno 0:6da5625a6946 64 HoldInterrupts noint();
isonno 3:0ac64c4ca40f 65 fLightsPort.putc( ch1 );
isonno 3:0ac64c4ca40f 66 fLightsPort.putc( ch2 );
isonno 3:0ac64c4ca40f 67 fLightsPort.putc( ch3 );
isonno 0:6da5625a6946 68 }
isonno 0:6da5625a6946 69
isonno 0:6da5625a6946 70 void LightString::InitLights( int numLights )
isonno 0:6da5625a6946 71 {
isonno 0:6da5625a6946 72 if (numLights)
isonno 0:6da5625a6946 73 fNumLights = numLights;
isonno 0:6da5625a6946 74
isonno 0:6da5625a6946 75 printf("Init called\n\r");
isonno 0:6da5625a6946 76 sendCommand2( 'I', 0 );
isonno 0:6da5625a6946 77 sendCommand2( 'N', fNumLights );
isonno 0:6da5625a6946 78 }
isonno 0:6da5625a6946 79
isonno 0:6da5625a6946 80 void LightString::SetOneColor( int color, uint8_t id )
isonno 0:6da5625a6946 81 {
isonno 0:6da5625a6946 82 uint8_t redBit, c;
isonno 0:6da5625a6946 83
isonno 0:6da5625a6946 84 c = colorByte( color, redBit );
isonno 0:6da5625a6946 85
isonno 0:6da5625a6946 86 sendCommand3( 'C', id | redBit, c );
isonno 0:6da5625a6946 87 }
isonno 0:6da5625a6946 88
isonno 0:6da5625a6946 89 void LightString::SetAllLights( int color )
isonno 0:6da5625a6946 90 {
isonno 0:6da5625a6946 91 int i;
isonno 0:6da5625a6946 92 for (i = 0; i < fNumLights; ++i)
isonno 0:6da5625a6946 93 SetOneColor( color, i );
isonno 0:6da5625a6946 94 }
isonno 0:6da5625a6946 95
isonno 0:6da5625a6946 96 void LightString::SetColors( const vector<int>& colorList )
isonno 0:6da5625a6946 97 {
isonno 0:6da5625a6946 98 int num = fNumLights < colorList.size() ? fNumLights : colorList.size();
isonno 0:6da5625a6946 99
isonno 0:6da5625a6946 100 for (int i = 0; i < num; ++i)
isonno 0:6da5625a6946 101 SetOneColor( colorList[i], i );
isonno 0:6da5625a6946 102 }