http://mbed.org/users/okini3939/notebook/art-net/

Dependents:   ArtNode ArtNode DMXStation ArtNodeLED ... more

Committer:
okini3939
Date:
Thu Sep 29 16:42:34 2011 +0000
Revision:
1:c59dc374fc64
Parent:
0:629617d401de
Child:
2:0753f1ed1dec

        

Who changed what in which revision?

UserRevisionLine numberNew contents of line
okini3939 0:629617d401de 1 /*
okini3939 0:629617d401de 2 * Control Art-Net from freepascal & delphi
okini3939 0:629617d401de 3 * (c) Rowan Maclachlan (hippy) rowanmac@optusnet.com.au [15d/01m/06y]
okini3939 0:629617d401de 4 *
okini3939 0:629617d401de 5 * Free for personal not-for-profit use only, please contact me if you are
okini3939 0:629617d401de 6 * using it in a commercial product, as i would like a copy :)
okini3939 0:629617d401de 7 *
okini3939 0:629617d401de 8 * http://members.westnet.com.au/rowanmac/
okini3939 0:629617d401de 9 *
okini3939 0:629617d401de 10 * for mbed ported by Suga 2011
okini3939 0:629617d401de 11 */
okini3939 0:629617d401de 12
okini3939 0:629617d401de 13 /** @file
okini3939 0:629617d401de 14 */
okini3939 0:629617d401de 15
okini3939 0:629617d401de 16 #include "mbed.h"
okini3939 0:629617d401de 17 #include "EthernetNetIf.h"
okini3939 0:629617d401de 18 #include "UDPSocket.h"
okini3939 0:629617d401de 19
okini3939 0:629617d401de 20 //#define ArtMaxUniv 16 // Universe
okini3939 0:629617d401de 21 #define ArtMaxUniv 4 // Universe
okini3939 0:629617d401de 22
okini3939 0:629617d401de 23 //#define SizeRecvBuffer (530*4)
okini3939 0:629617d401de 24 #define SizeRecvBuffer 700
okini3939 0:629617d401de 25
okini3939 0:629617d401de 26 // Art-Net Standard Stuff
okini3939 0:629617d401de 27 #define ArtHeaderID "Art-Net" // packet header
okini3939 0:629617d401de 28 #define ArtUDPPort 0x1936 // UDP port 6454 for Art-Net
okini3939 0:629617d401de 29 #define ArtVersion 14 // Art-Net version
okini3939 0:629617d401de 30
okini3939 0:629617d401de 31 // Art-Net OpCodes - defines type of packet
okini3939 0:629617d401de 32 #define OP_Output 0x5000 //Art-Net DMX Packet 'Output'
okini3939 0:629617d401de 33 #define OP_Poll 0x2000 // ArtPoll
okini3939 0:629617d401de 34 #define OP_PollReply 0x2100 // ArtPoll Reply
okini3939 0:629617d401de 35
okini3939 0:629617d401de 36 #define StyleNode 0
okini3939 0:629617d401de 37 #define StyleServer 1
okini3939 0:629617d401de 38
okini3939 0:629617d401de 39 #define STR_LongName "MbedArtNode - By Suga (2011), Rowan Maclachlan (2005)"
okini3939 0:629617d401de 40 #define STR_ShortName "MbedArtNode"
okini3939 0:629617d401de 41
okini3939 0:629617d401de 42
okini3939 0:629617d401de 43 // a DMX universe
okini3939 0:629617d401de 44 //#define DMXArray = array[0..511] of byte;
okini3939 0:629617d401de 45
okini3939 0:629617d401de 46 struct ArtAddr {
okini3939 0:629617d401de 47 unsigned char IP[4]; // ip addess 0.1.2.3
okini3939 0:629617d401de 48 unsigned short Port;
okini3939 0:629617d401de 49 } __attribute__((packed));
okini3939 0:629617d401de 50
okini3939 0:629617d401de 51 struct ArtPacketHeader {
okini3939 0:629617d401de 52 char ID[8];
okini3939 0:629617d401de 53 unsigned short OpCode; // 0x5000
okini3939 0:629617d401de 54 } __attribute__((packed));
okini3939 0:629617d401de 55
okini3939 0:629617d401de 56
okini3939 0:629617d401de 57 // dmx transport packet
okini3939 0:629617d401de 58 struct ArtDMX_Packet {
okini3939 0:629617d401de 59 char ID[8];
okini3939 0:629617d401de 60 unsigned short OpCode; // 0x5000
okini3939 0:629617d401de 61 unsigned char VersionH; // 0
okini3939 0:629617d401de 62 unsigned char Version; // 14
okini3939 0:629617d401de 63 unsigned char Sequence; // 0
okini3939 0:629617d401de 64 unsigned char Physical; // 0
okini3939 0:629617d401de 65 unsigned short Universes;
okini3939 0:629617d401de 66 unsigned short Length; // size of data segment
okini3939 0:629617d401de 67 unsigned char Data[512]; // data segment
okini3939 0:629617d401de 68 } __attribute__((packed));
okini3939 0:629617d401de 69
okini3939 0:629617d401de 70 struct ArtPoll_Packet {
okini3939 0:629617d401de 71 char ID[8];
okini3939 0:629617d401de 72 unsigned short OpCode; // 0x5000
okini3939 0:629617d401de 73 unsigned char VersionH; // 0
okini3939 0:629617d401de 74 unsigned char Version; // 14
okini3939 0:629617d401de 75 unsigned char TalkToMe; // 0
okini3939 0:629617d401de 76 } __attribute__((packed));
okini3939 0:629617d401de 77
okini3939 0:629617d401de 78 // a responce to a artpoll packet
okini3939 0:629617d401de 79 struct ArtPollReply_Packet {
okini3939 0:629617d401de 80 char ID[8];
okini3939 0:629617d401de 81 unsigned short OpCode; // 0x2000
okini3939 0:629617d401de 82 struct ArtAddr Addr; // our ip address
okini3939 0:629617d401de 83 unsigned char VersionH;
okini3939 0:629617d401de 84 unsigned char Version;
okini3939 0:629617d401de 85 unsigned char SubSwitchH;
okini3939 0:629617d401de 86 unsigned char SubSwitch;
okini3939 0:629617d401de 87 unsigned short OEM;
okini3939 0:629617d401de 88 char UbeaVersion;
okini3939 0:629617d401de 89 char Status;
okini3939 0:629617d401de 90 unsigned short EstaMan;
okini3939 0:629617d401de 91 char ShortName[18];
okini3939 0:629617d401de 92 char LongName[64];
okini3939 0:629617d401de 93 char NodeReport[64];
okini3939 0:629617d401de 94 unsigned char NumPortsH;
okini3939 0:629617d401de 95 unsigned char NumPorts;
okini3939 0:629617d401de 96 unsigned char PortType[4];
okini3939 0:629617d401de 97 unsigned char GoodInput[4];
okini3939 0:629617d401de 98 unsigned char GoodOutput[4];
okini3939 0:629617d401de 99 unsigned char Swin[4];
okini3939 0:629617d401de 100 unsigned char Swout[4];
okini3939 0:629617d401de 101 unsigned char SwVideo;
okini3939 0:629617d401de 102 unsigned char SwMacro;
okini3939 0:629617d401de 103 unsigned char SwRemote;
okini3939 0:629617d401de 104 unsigned char Spare[3]; // three spare bytes
okini3939 0:629617d401de 105 unsigned char Style;
okini3939 0:629617d401de 106 unsigned char Mac[6];
okini3939 0:629617d401de 107 unsigned char Padding[32]; // padding
okini3939 0:629617d401de 108 } __attribute__((packed));
okini3939 0:629617d401de 109
okini3939 1:c59dc374fc64 110 /** DmxArtNet class
okini3939 1:c59dc374fc64 111 */
okini3939 0:629617d401de 112 class DmxArtNet {
okini3939 0:629617d401de 113 public:
okini3939 0:629617d401de 114 IpAddr BindIpAddress; // Local IP Address to bind onto
okini3939 0:629617d401de 115 IpAddr BCastAddress; // address to broadcast on
okini3939 0:629617d401de 116
okini3939 0:629617d401de 117 /** create network socket, setup for NetworkWork
okini3939 0:629617d401de 118 * @return true if socket creation succeded
okini3939 0:629617d401de 119 */
okini3939 0:629617d401de 120 int Init();
okini3939 0:629617d401de 121
okini3939 0:629617d401de 122 /** socket shutdown
okini3939 0:629617d401de 123 */
okini3939 0:629617d401de 124 void Done();
okini3939 0:629617d401de 125
okini3939 0:629617d401de 126 /** last error
okini3939 0:629617d401de 127 * @retval 0 ok
okini3939 0:629617d401de 128 */
okini3939 0:629617d401de 129 int LastError() {
okini3939 0:629617d401de 130 return LError;
okini3939 0:629617d401de 131 }
okini3939 0:629617d401de 132 /** returns descrip of last error
okini3939 0:629617d401de 133 * @return descrip of last error
okini3939 0:629617d401de 134 */
okini3939 0:629617d401de 135 char *LastErrorString() {
okini3939 0:629617d401de 136 return LErrorString;
okini3939 0:629617d401de 137 }
okini3939 0:629617d401de 138 /** clear error
okini3939 0:629617d401de 139 */
okini3939 0:629617d401de 140 void ClearError();
okini3939 0:629617d401de 141
okini3939 0:629617d401de 142 /** recieve our own packets
okini3939 0:629617d401de 143 * @return recieve our own packets
okini3939 0:629617d401de 144 */
okini3939 0:629617d401de 145 int loopback() {
okini3939 0:629617d401de 146 return net_loopback;
okini3939 0:629617d401de 147 }
okini3939 0:629617d401de 148
okini3939 0:629617d401de 149 /** Send
okini3939 0:629617d401de 150 * send an array [0..511] of (length) bytes representing the dmx you want to send to
okini3939 0:629617d401de 151 * univ[0..15] , physical is info only, can be the universe number or port of device
okini3939 0:629617d401de 152 */
okini3939 0:629617d401de 153 int Send_ArtDmx(int univ, int physical, char *data, int length);
okini3939 0:629617d401de 154 /** execute often
okini3939 0:629617d401de 155 * returns true if something happened
okini3939 0:629617d401de 156 * @return 1 something happened
okini3939 0:629617d401de 157 */
okini3939 0:629617d401de 158 int Work();
okini3939 0:629617d401de 159
okini3939 0:629617d401de 160 unsigned char *DmxIn[ArtMaxUniv]; // Recieved ArtDMX, 16 Dmx Arrays
okini3939 0:629617d401de 161 int LastRecievedUniverse; // the number of the last recieved universe
okini3939 0:629617d401de 162
okini3939 0:629617d401de 163 struct ArtPollReply_Packet ArtPollReply; // a response to ArtPoll
okini3939 0:629617d401de 164 // contains many variables you may set
okini3939 0:629617d401de 165
okini3939 0:629617d401de 166 void InitArtPollReplyDefaults();
okini3939 0:629617d401de 167 int SendArtPollReply();
okini3939 0:629617d401de 168
okini3939 0:629617d401de 169 private:
okini3939 0:629617d401de 170 UDPSocket _art; // the network socket
okini3939 0:629617d401de 171 struct ArtPacketHeader ArtHead; // packet header
okini3939 0:629617d401de 172 struct ArtDMX_Packet ArtDMX; // an Art-Net DMX Packet
okini3939 0:629617d401de 173 struct ArtPoll_Packet ArtPoll; // an Art-Poll Packet
okini3939 0:629617d401de 174 unsigned char buf[SizeRecvBuffer]; // a temp buffer
okini3939 0:629617d401de 175 struct ArtAddr localaddr;
okini3939 0:629617d401de 176 int LError;
okini3939 0:629617d401de 177 char LErrorString[80];
okini3939 0:629617d401de 178
okini3939 0:629617d401de 179 int makeword16 (int lsb, int msb);
okini3939 0:629617d401de 180
okini3939 0:629617d401de 181 void Init_ArtDMX();
okini3939 0:629617d401de 182 void SocketErrorOccured(char *proc);
okini3939 0:629617d401de 183
okini3939 0:629617d401de 184 void on_UDPSocketEvent (UDPSocketEvent e);
okini3939 0:629617d401de 185
okini3939 0:629617d401de 186 int net_loopback; // if true, then listen to our own packets
okini3939 0:629617d401de 187 // is crap and does not work
okini3939 0:629617d401de 188 Host RemoteSin;
okini3939 0:629617d401de 189 volatile int rxlen;
okini3939 0:629617d401de 190 };