Andy Reid / Mbed 2 deprecated A2_Interface3_V_0_0

Iztech Fork

Dependencies:   mbed

Fork of A2_Interface3_V_0_0 by Roger McArdell

BoardComms.h@2:18608d894fc4, 2017-08-17 (annotated)

Committer:
Iztech
Date:
Thu Aug 17 13:36:28 2017 +0000
Revision:
2:18608d894fc4
Parent:
0:ea876cfd7385 
AndyR v3

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rogermcardell 0:ea876cfd7385 1 /*
rogermcardell 0:ea876cfd7385 2 Programmer: Roger McArdell
rogermcardell 0:ea876cfd7385 3 Date: 02/08/2017
rogermcardell 0:ea876cfd7385 4 Version
rogermcardell 0:ea876cfd7385 5 V0.1 First version
rogermcardell 0:ea876cfd7385 6 */
rogermcardell 0:ea876cfd7385 7 const string Revision = "0.0.1";
rogermcardell 0:ea876cfd7385 8
rogermcardell 0:ea876cfd7385 9 static uint8_t EthAddWrite = '\xBE';
rogermcardell 0:ea876cfd7385 10 static uint8_t EthAddRead = '\xBF';
rogermcardell 0:ea876cfd7385 11
rogermcardell 0:ea876cfd7385 12 // Prototypes
rogermcardell 0:ea876cfd7385 13 void CheckForData();
rogermcardell 0:ea876cfd7385 14 void CheckaboxData();
rogermcardell 0:ea876cfd7385 15 void WriteCEC(char Port, char data);
rogermcardell 0:ea876cfd7385 16 void ReadCEC();
rogermcardell 0:ea876cfd7385 17 void Processabox(string InString);
rogermcardell 0:ea876cfd7385 18 void SetLEDs(uint8_t LEDNo, uint8_t LEDState);
rogermcardell 0:ea876cfd7385 19
rogermcardell 0:ea876cfd7385 20 string RegBuff;
rogermcardell 0:ea876cfd7385 21 string InString1 = "";
rogermcardell 0:ea876cfd7385 22
rogermcardell 0:ea876cfd7385 23 void CheckForData()
rogermcardell 0:ea876cfd7385 24 {
rogermcardell 0:ea876cfd7385 25 string bufchar;
rogermcardell 0:ea876cfd7385 26
rogermcardell 0:ea876cfd7385 27 char c;
rogermcardell 0:ea876cfd7385 28 while(pc.readable())
rogermcardell 0:ea876cfd7385 29 {
rogermcardell 0:ea876cfd7385 30 c = pc.getc();
rogermcardell 0:ea876cfd7385 31 RegBuff += c;
rogermcardell 0:ea876cfd7385 32 bufchar = c;
rogermcardell 0:ea876cfd7385 33 pc.printf("%s", bufchar.c_str()); // echo back to screen
rogermcardell 0:ea876cfd7385 34
rogermcardell 0:ea876cfd7385 35 if (c == '\x0D')
rogermcardell 0:ea876cfd7385 36 {
rogermcardell 0:ea876cfd7385 37 switch(RegBuff[0])
rogermcardell 0:ea876cfd7385 38 {
rogermcardell 0:ea876cfd7385 39 case 'M': // Matrix
rogermcardell 0:ea876cfd7385 40 if (RegBuff[1] == 'R') //Read
rogermcardell 0:ea876cfd7385 41 {
rogermcardell 0:ea876cfd7385 42 pc.printf("Byte Received Read: %s\r\n", RegBuff.c_str());
rogermcardell 0:ea876cfd7385 43 switch(RegBuff[2])
rogermcardell 0:ea876cfd7385 44 {
rogermcardell 0:ea876cfd7385 45 case '0':
rogermcardell 0:ea876cfd7385 46 switch(RegBuff[3])
rogermcardell 0:ea876cfd7385 47 {
rogermcardell 0:ea876cfd7385 48 case '0': ReadMatrix('\x00',1); break;
rogermcardell 0:ea876cfd7385 49 case '1': ReadMatrix('\x01',1); break;
rogermcardell 0:ea876cfd7385 50 case '2': ReadMatrix('\x02',1); break;
rogermcardell 0:ea876cfd7385 51 case '3': ReadMatrix('\x03',4); break;
rogermcardell 0:ea876cfd7385 52 case '4': ReadMatrix('\x04',8); break;
rogermcardell 0:ea876cfd7385 53 case '5': ReadMatrix('\x05',2); break;
rogermcardell 0:ea876cfd7385 54 case '6': ReadMatrix('\x06',2); break;
rogermcardell 0:ea876cfd7385 55 case '7': ReadMatrix('\x07',1); break;
rogermcardell 0:ea876cfd7385 56 case '8': ReadMatrix('\x08',1); break;
rogermcardell 0:ea876cfd7385 57 case '9': ReadMatrix('\x09',1); break;
rogermcardell 0:ea876cfd7385 58 case 'A': ReadMatrix('\x0A',1); break;
rogermcardell 0:ea876cfd7385 59 case 'B': ReadMatrix('\x0B',2); break;
rogermcardell 0:ea876cfd7385 60 case 'C': ReadMatrix('\x0C',1); break;
rogermcardell 0:ea876cfd7385 61 case 'E': ReadMatrix('\x0E',6); break;
rogermcardell 0:ea876cfd7385 62 case 'F': ReadMatrix('\x0F',6); break;
rogermcardell 0:ea876cfd7385 63 }
rogermcardell 0:ea876cfd7385 64 break;
rogermcardell 0:ea876cfd7385 65 case '1':
rogermcardell 0:ea876cfd7385 66 switch(RegBuff[3])
rogermcardell 0:ea876cfd7385 67 {
rogermcardell 0:ea876cfd7385 68 case '0': ReadMatrix('\x10',5); break;
rogermcardell 0:ea876cfd7385 69 case '1': ReadMatrix('\x11',5); break;
rogermcardell 0:ea876cfd7385 70 case '2': ReadMatrix('\x12',5); break;
rogermcardell 0:ea876cfd7385 71 case '3': ReadMatrix('\x13',5); break;
rogermcardell 0:ea876cfd7385 72 case '4': ReadMatrix('\x14',5); break;
rogermcardell 0:ea876cfd7385 73 case '5': ReadMatrix('\x15',5); break;
rogermcardell 0:ea876cfd7385 74 case '6': ReadMatrix('\x16',5); break;
rogermcardell 0:ea876cfd7385 75 case '7': ReadMatrix('\x17',5); break;
rogermcardell 0:ea876cfd7385 76 case '8': ReadMatrix('\x18',5); break;
rogermcardell 0:ea876cfd7385 77 }
rogermcardell 0:ea876cfd7385 78 break;
rogermcardell 0:ea876cfd7385 79 case '2':
rogermcardell 0:ea876cfd7385 80 switch(RegBuff[3])
rogermcardell 0:ea876cfd7385 81 {
rogermcardell 0:ea876cfd7385 82 case '0': ReadMatrix('\x20',5); break;
rogermcardell 0:ea876cfd7385 83 case '1': ReadMatrix('\x21',5); break;
rogermcardell 0:ea876cfd7385 84 }
rogermcardell 0:ea876cfd7385 85 break;
rogermcardell 0:ea876cfd7385 86 }
rogermcardell 0:ea876cfd7385 87 }
rogermcardell 0:ea876cfd7385 88 else if (RegBuff[1] == 'W') //Write
rogermcardell 0:ea876cfd7385 89 {
rogermcardell 0:ea876cfd7385 90 pc.printf("Byte Received Write: %s\r\n", RegBuff.c_str());
rogermcardell 0:ea876cfd7385 91 WriteMatrix(RegBuff);
rogermcardell 0:ea876cfd7385 92 }
rogermcardell 0:ea876cfd7385 93 else if (RegBuff[1] == 'S') // Set matrix switcher
rogermcardell 0:ea876cfd7385 94 {
rogermcardell 0:ea876cfd7385 95 SwitchMatrix(RegBuff[2], RegBuff[3]);
rogermcardell 0:ea876cfd7385 96 }
rogermcardell 0:ea876cfd7385 97 break;
rogermcardell 0:ea876cfd7385 98 case 'S':
rogermcardell 0:ea876cfd7385 99 if (RegBuff[1] == 'R') //Read
rogermcardell 0:ea876cfd7385 100 {
rogermcardell 0:ea876cfd7385 101 }
rogermcardell 0:ea876cfd7385 102 else
rogermcardell 0:ea876cfd7385 103 if (RegBuff[1] == 'W') //Write
rogermcardell 0:ea876cfd7385 104 {
rogermcardell 0:ea876cfd7385 105 switch(RegBuff[2])
rogermcardell 0:ea876cfd7385 106 {
rogermcardell 0:ea876cfd7385 107 case '1':
rogermcardell 0:ea876cfd7385 108 switch(RegBuff[3])
rogermcardell 0:ea876cfd7385 109 {
rogermcardell 0:ea876cfd7385 110 case '0': WriteCEC(Button1Address, Off); break;
rogermcardell 0:ea876cfd7385 111 case '1': WriteCEC(Button1Address, Green); break;
rogermcardell 0:ea876cfd7385 112 case '2': WriteCEC(Button1Address, Blue); break;
rogermcardell 0:ea876cfd7385 113 case '3': WriteCEC(Button1Address, Red); break;
rogermcardell 0:ea876cfd7385 114 case '4': WriteCEC(Button1Address, FlashRed); break;
rogermcardell 0:ea876cfd7385 115 case '5': WriteCEC(Button1Address, FlashRedGreen); break;
rogermcardell 0:ea876cfd7385 116 case '6': WriteCEC(Button1Address, FlashBlue); break;
rogermcardell 0:ea876cfd7385 117 }
rogermcardell 0:ea876cfd7385 118 break;
rogermcardell 0:ea876cfd7385 119 case '2':
rogermcardell 0:ea876cfd7385 120 switch(RegBuff[3])
rogermcardell 0:ea876cfd7385 121 {
rogermcardell 0:ea876cfd7385 122 case '0': WriteCEC(Button2Address, Off); break;
rogermcardell 0:ea876cfd7385 123 case '1': WriteCEC(Button2Address, Green); break;
rogermcardell 0:ea876cfd7385 124 case '2': WriteCEC(Button2Address, Blue); break;
rogermcardell 0:ea876cfd7385 125 case '3': WriteCEC(Button2Address, Red); break;
rogermcardell 0:ea876cfd7385 126 case '4': WriteCEC(Button2Address, FlashRed); break;
rogermcardell 0:ea876cfd7385 127 case '5': WriteCEC(Button2Address, FlashRedGreen); break;
rogermcardell 0:ea876cfd7385 128 case '6': WriteCEC(Button2Address, FlashBlue); break;
rogermcardell 0:ea876cfd7385 129 }
rogermcardell 0:ea876cfd7385 130 break;
rogermcardell 0:ea876cfd7385 131 case '3':
rogermcardell 0:ea876cfd7385 132 switch(RegBuff[3])
rogermcardell 0:ea876cfd7385 133 {
rogermcardell 0:ea876cfd7385 134 case '0': WriteCEC(Button3Address, Off); break;
rogermcardell 0:ea876cfd7385 135 case '1': WriteCEC(Button3Address, Green); break;
rogermcardell 0:ea876cfd7385 136 case '2': WriteCEC(Button3Address, Blue); break;
rogermcardell 0:ea876cfd7385 137 case '3': WriteCEC(Button3Address, Red); break;
rogermcardell 0:ea876cfd7385 138 case '4': WriteCEC(Button3Address, FlashRed); break;
rogermcardell 0:ea876cfd7385 139 case '5': WriteCEC(Button3Address, FlashRedGreen); break;
rogermcardell 0:ea876cfd7385 140 case '6': WriteCEC(Button3Address, FlashBlue); break;
rogermcardell 0:ea876cfd7385 141 }
rogermcardell 0:ea876cfd7385 142 break;
rogermcardell 0:ea876cfd7385 143 case '4':
rogermcardell 0:ea876cfd7385 144 switch(RegBuff[3])
rogermcardell 0:ea876cfd7385 145 {
rogermcardell 0:ea876cfd7385 146 case '0': WriteCEC(Button4Address, Off); break;
rogermcardell 0:ea876cfd7385 147 case '1': WriteCEC(Button4Address, Green); break;
rogermcardell 0:ea876cfd7385 148 case '2': WriteCEC(Button4Address, Blue); break;
rogermcardell 0:ea876cfd7385 149 case '3': WriteCEC(Button4Address, Red); break;
rogermcardell 0:ea876cfd7385 150 case '4': WriteCEC(Button4Address, FlashRed); break;
rogermcardell 0:ea876cfd7385 151 case '5': WriteCEC(Button4Address, FlashRedGreen); break;
rogermcardell 0:ea876cfd7385 152 case '6': WriteCEC(Button4Address, FlashBlue); break;
rogermcardell 0:ea876cfd7385 153 }
rogermcardell 0:ea876cfd7385 154 break;
rogermcardell 0:ea876cfd7385 155 }
rogermcardell 0:ea876cfd7385 156 }
rogermcardell 0:ea876cfd7385 157 break;
rogermcardell 0:ea876cfd7385 158 case 'L':
rogermcardell 0:ea876cfd7385 159 Processabox(RegBuff);
rogermcardell 0:ea876cfd7385 160 // Format: LEXYZ/n
rogermcardell 0:ea876cfd7385 161 break;
rogermcardell 0:ea876cfd7385 162 }
rogermcardell 0:ea876cfd7385 163 RegBuff = "";
rogermcardell 0:ea876cfd7385 164 }
rogermcardell 0:ea876cfd7385 165 }
rogermcardell 0:ea876cfd7385 166 }
rogermcardell 0:ea876cfd7385 167
rogermcardell 0:ea876cfd7385 168
rogermcardell 0:ea876cfd7385 169 void WriteCEC(char Port, char data)
rogermcardell 0:ea876cfd7385 170 {
rogermcardell 0:ea876cfd7385 171 char SendByte[2];
rogermcardell 0:ea876cfd7385 172 SendByte[0] = '\x01';
rogermcardell 0:ea876cfd7385 173 SendByte[1] = data;
rogermcardell 0:ea876cfd7385 174 I2CBus.start(); // Not sure if this is required.
rogermcardell 0:ea876cfd7385 175 I2CBus.write(Port, SendByte, 2);
rogermcardell 0:ea876cfd7385 176 I2CBus.stop();
rogermcardell 0:ea876cfd7385 177 }
rogermcardell 0:ea876cfd7385 178 char ReadCEC(char Port)
rogermcardell 0:ea876cfd7385 179 {
rogermcardell 0:ea876cfd7385 180 char TempRead[1];
rogermcardell 0:ea876cfd7385 181 char RegAddress = '\x01';
rogermcardell 0:ea876cfd7385 182 I2CBus.start(); // Not sure if this is required.
rogermcardell 0:ea876cfd7385 183 I2CBus.write(Port, &RegAddress, 1); //
rogermcardell 0:ea876cfd7385 184 I2CBus.read(Port, TempRead, 1);
rogermcardell 0:ea876cfd7385 185 I2CBus.stop();
rogermcardell 0:ea876cfd7385 186
rogermcardell 0:ea876cfd7385 187 printf("CEC value is %d: \r\n",TempRead);
rogermcardell 0:ea876cfd7385 188
rogermcardell 0:ea876cfd7385 189 return TempRead[0];
rogermcardell 0:ea876cfd7385 190 }
rogermcardell 0:ea876cfd7385 191 void ReadEthernet(char Register)
rogermcardell 0:ea876cfd7385 192 {
rogermcardell 0:ea876cfd7385 193 char TempRead[10];
rogermcardell 0:ea876cfd7385 194 I2CBus.start();
rogermcardell 0:ea876cfd7385 195 I2CBus.write(EthAddWrite, &Register, 1); //
rogermcardell 0:ea876cfd7385 196 I2CBus.read(EthAddRead, TempRead, 1);
rogermcardell 0:ea876cfd7385 197 I2CBus.stop();
rogermcardell 0:ea876cfd7385 198
rogermcardell 0:ea876cfd7385 199 printf("Ethernet Register %d: \r\n",Register);
rogermcardell 0:ea876cfd7385 200 printf("Value is %d: \r\n",TempRead);
rogermcardell 0:ea876cfd7385 201 }
rogermcardell 0:ea876cfd7385 202
rogermcardell 0:ea876cfd7385 203
rogermcardell 0:ea876cfd7385 204 void CheckaboxData()
rogermcardell 0:ea876cfd7385 205 {
rogermcardell 0:ea876cfd7385 206 string bufchar;
rogermcardell 0:ea876cfd7385 207 string TempString;
rogermcardell 0:ea876cfd7385 208
rogermcardell 0:ea876cfd7385 209 char inChar;
rogermcardell 0:ea876cfd7385 210 while(aboxPort.readable())
rogermcardell 0:ea876cfd7385 211 {
rogermcardell 0:ea876cfd7385 212 inChar = aboxPort.getc(); // get the new byte
rogermcardell 0:ea876cfd7385 213 InString1 += inChar; // add it to the inputString:
rogermcardell 0:ea876cfd7385 214
rogermcardell 0:ea876cfd7385 215 if (inChar == '\n')
rogermcardell 0:ea876cfd7385 216 {
rogermcardell 0:ea876cfd7385 217 TempString = InString1;
rogermcardell 0:ea876cfd7385 218 InString1 = "";
rogermcardell 0:ea876cfd7385 219 Processabox(TempString);
rogermcardell 0:ea876cfd7385 220 }
rogermcardell 0:ea876cfd7385 221 }
rogermcardell 0:ea876cfd7385 222 }
rogermcardell 0:ea876cfd7385 223 void Processabox(string InString)
rogermcardell 0:ea876cfd7385 224 {
rogermcardell 0:ea876cfd7385 225 // Format: LEXXYYZZ/n where LE is the comand type, X is interface ID, Y is LED number and Z is the LED state. XYZ are hex
rogermcardell 0:ea876cfd7385 226
rogermcardell 0:ea876cfd7385 227 uint8_t BoxNo = ((InString[2] - 48)*10) + (InString[3] - 48); // convert from 2 char bytes to 1 byte number
rogermcardell 0:ea876cfd7385 228 uint8_t LEDNo = ((InString[4] - 48)*10) + (InString[5] - 48);
rogermcardell 0:ea876cfd7385 229 uint8_t LEDState = ((InString[6] - 48)*10) + (InString[7] - 48);
rogermcardell 0:ea876cfd7385 230
rogermcardell 0:ea876cfd7385 231 switch (InString[0])
rogermcardell 0:ea876cfd7385 232 {
rogermcardell 0:ea876cfd7385 233 case'L': SetLEDs(LEDNo, LEDState); break;
rogermcardell 0:ea876cfd7385 234 case'H':
rogermcardell 0:ea876cfd7385 235 if (InString[1] == 'B')
rogermcardell 0:ea876cfd7385 236 aboxPort.printf("HNTB\n");
rogermcardell 0:ea876cfd7385 237 //Send heartbeat
rogermcardell 0:ea876cfd7385 238 break;
rogermcardell 0:ea876cfd7385 239 case'M':
rogermcardell 0:ea876cfd7385 240 if (InString[1] == 'A')
rogermcardell 0:ea876cfd7385 241 {
rogermcardell 0:ea876cfd7385 242
rogermcardell 0:ea876cfd7385 243
rogermcardell 0:ea876cfd7385 244 }
rogermcardell 0:ea876cfd7385 245 case'U': // Update current status.
rogermcardell 0:ea876cfd7385 246 if (HDMI1Sync)
rogermcardell 0:ea876cfd7385 247 aboxPort.printf("DSY%d11\n", IDNumber);
rogermcardell 0:ea876cfd7385 248 else
rogermcardell 0:ea876cfd7385 249 aboxPort.printf("DSY%d10\n", IDNumber);
rogermcardell 0:ea876cfd7385 250 if (HDMI2Sync)
rogermcardell 0:ea876cfd7385 251 aboxPort.printf("DSY%d21\n", IDNumber);
rogermcardell 0:ea876cfd7385 252 else
rogermcardell 0:ea876cfd7385 253 aboxPort.printf("DSY%d20\n", IDNumber);
rogermcardell 0:ea876cfd7385 254 if (HDMI3Sync)
rogermcardell 0:ea876cfd7385 255 aboxPort.printf("DSY%d31\n", IDNumber);
rogermcardell 0:ea876cfd7385 256 else
rogermcardell 0:ea876cfd7385 257 aboxPort.printf("DSY%d30\n", IDNumber);
rogermcardell 0:ea876cfd7385 258 if (HDMI4Sync)
rogermcardell 0:ea876cfd7385 259 aboxPort.printf("DSY%d41\n", IDNumber);
rogermcardell 0:ea876cfd7385 260 else
rogermcardell 0:ea876cfd7385 261 aboxPort.printf("DSY%d40\n", IDNumber);
rogermcardell 0:ea876cfd7385 262 break;
rogermcardell 0:ea876cfd7385 263 case'V': aboxPort.printf("REV%S\n", Revision.c_str()); break;
rogermcardell 0:ea876cfd7385 264 }
rogermcardell 0:ea876cfd7385 265 }
rogermcardell 0:ea876cfd7385 266 void SetLEDs(uint8_t LEDNo, uint8_t LEDState)
rogermcardell 0:ea876cfd7385 267 {
rogermcardell 0:ea876cfd7385 268 printf("Set LEDs: LEDNo: %d LEDState: %d \n\r", LEDNo, LEDState );
rogermcardell 0:ea876cfd7385 269 switch(LEDNo)
rogermcardell 0:ea876cfd7385 270 {
rogermcardell 0:ea876cfd7385 271 case 1: WriteCEC(Button1Address, (LEDNo * 10) + LEDState); break;
rogermcardell 0:ea876cfd7385 272 case 2: WriteCEC(Button1Address, (LEDNo * 10) + LEDState); break;
rogermcardell 0:ea876cfd7385 273 case 3: WriteCEC(Button1Address, (LEDNo * 10) + LEDState); break;
rogermcardell 0:ea876cfd7385 274 case 4: WriteCEC(Button1Address, (LEDNo * 10) + LEDState); break;
rogermcardell 0:ea876cfd7385 275 }
rogermcardell 0:ea876cfd7385 276 }
rogermcardell 0:ea876cfd7385 277