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Rev | Author | Line No. | Line |
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653 | Nick666 | 1 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
2 | // + Copyright (c) 04.2007 Holger Buss |
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3 | // + only for non-profit use |
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4 | // + www.MikroKopter.com |
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5 | // + see the File "License.txt" for further Informations |
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6 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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7 | |||
8 | #include "main.h" |
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9 | #include "uart.h" |
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10 | |||
11 | unsigned char DebugGetAnforderung = 0,DebugDisplayAnforderung = 0,DebugDataAnforderung = 0,GetVersionAnforderung = 0; |
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12 | unsigned char SendeBuffer[MAX_SENDE_BUFF]; |
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13 | unsigned char RxdBuffer[MAX_EMPFANGS_BUFF]; |
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14 | unsigned volatile char NMEABuffer[MAX_EMPFANGS_BUFF]; |
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15 | unsigned volatile char NeuerDatensatzEmpfangen = 0; |
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16 | unsigned volatile char NeueKoordinateEmpfangen = 0; |
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17 | unsigned volatile char UebertragungAbgeschlossen = 1; |
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18 | unsigned volatile char CntCrcError = 0; |
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19 | unsigned volatile char AnzahlEmpfangsBytes = 0; |
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20 | unsigned volatile char PC_DebugTimeout = 0; |
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21 | unsigned char RemotePollDisplayLine = 0; |
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22 | unsigned char NurKanalAnforderung = 0; |
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23 | unsigned char DebugTextAnforderung = 255; |
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24 | unsigned char PcZugriff = 100; |
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25 | unsigned char MotorTest[4] = {0,0,0,0}; |
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26 | unsigned char DubWiseKeys[4] = {0,0,0,0}; |
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27 | unsigned char MeineSlaveAdresse; |
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28 | unsigned char ConfirmFrame; |
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29 | struct str_DebugOut DebugOut; |
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30 | struct str_ExternControl ExternControl; |
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31 | struct str_VersionInfo VersionInfo; |
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32 | int Debug_Timer; |
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33 | |||
34 | const unsigned char ANALOG_TEXT[32][16] = |
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35 | { |
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36 | //1234567890123456 |
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37 | "IntegralNick ", //0 |
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38 | "IntegralRoll ", |
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39 | "AccNick ", |
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40 | "AccRoll ", |
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41 | "GyroGier ", |
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42 | "HoehenWert ", //5 |
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43 | "AccZ ", |
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44 | "Gas ", |
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45 | "KompassValue ", |
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46 | "Spannung ", |
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47 | "Empfang ", //10 |
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48 | "Analog11 ", |
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49 | "Motor_Vorne ", |
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50 | "Motor_Hinten ", |
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51 | "Motor_Links ", |
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52 | "Motor_Rechts ", //15 |
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53 | "Acc_Z ", |
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54 | "MittelAccNick ", |
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55 | "MittelAccRoll ", |
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56 | "IntegralErrNick ", |
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57 | "IntegralErrRoll ", //20 |
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58 | "MittelIntNick ", |
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59 | "MittelIntRoll ", |
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60 | "NeutralNick ", |
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61 | "RollOffset ", |
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62 | "IntRoll*Faktor ", //25 |
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63 | "Analog26 ", |
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64 | "DirektAusglRoll ", |
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65 | "MesswertRoll ", |
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66 | "AusgleichRoll ", |
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67 | "I-LageRoll ", //30 |
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68 | "StickRoll " |
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69 | }; |
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70 | |||
71 | |||
72 | |||
73 | //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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74 | //++ Sende-Part der Datenübertragung |
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75 | //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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76 | SIGNAL(INT_VEC_TX) |
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77 | { |
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78 | static unsigned int ptr = 0; |
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79 | unsigned char tmp_tx; |
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80 | if(!UebertragungAbgeschlossen) |
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81 | { |
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82 | ptr++; // die [0] wurde schon gesendet |
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83 | tmp_tx = SendeBuffer[ptr]; |
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84 | if((tmp_tx == '\r') || (ptr == MAX_SENDE_BUFF)) |
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85 | { |
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86 | ptr = 0; |
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87 | UebertragungAbgeschlossen = 1; |
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88 | } |
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89 | UDR = tmp_tx; |
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90 | } |
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91 | else ptr = 0; |
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92 | } |
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93 | |||
94 | //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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95 | //++ Empfangs-Part der Datenübertragung, incl. CRC-Auswertung |
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96 | //+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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97 | SIGNAL(INT_VEC_RX) |
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98 | { |
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99 | static unsigned int crc; |
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100 | static unsigned char crc1,crc2,buf_ptr; |
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101 | static unsigned char UartState = 0; |
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102 | unsigned char SioTmp; |
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103 | |||
104 | SioTmp = UDR; |
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105 | if(buf_ptr >= MAX_EMPFANGS_BUFF) UartState = 0; |
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106 | if(buf_ptr == 0) |
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107 | { |
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108 | if(SioTmp == '#' && !NeuerDatensatzEmpfangen) buf_ptr = 1; // Startzeichen und Daten schon verarbeitet |
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109 | RxdBuffer[0] = SioTmp; |
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110 | crc = SioTmp; |
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111 | } |
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112 | #if 0 |
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113 | else if ((buf_ptr == 1) // Adresse auswerten |
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114 | { |
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115 | RxdBuffer[buf_ptr++] = SioTmp; |
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116 | crc += SioTmp; |
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117 | } |
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118 | #endif |
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119 | else if (/*(buf_ptr > 0) && */(buf_ptr < MAX_EMPFANGS_BUFF)) |
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120 | { // Eingangsdaten sammeln |
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121 | if(SioTmp != '\r') |
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122 | { |
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123 | RxdBuffer[buf_ptr++] = SioTmp; |
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124 | crc += SioTmp; |
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125 | } |
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126 | else |
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127 | { |
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128 | crc -= RxdBuffer[buf_ptr-2]; |
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129 | crc -= RxdBuffer[buf_ptr-1]; |
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130 | crc %= 4096; |
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131 | crc1 = '=' + crc / 64; |
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132 | crc2 = '=' + crc % 64; |
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133 | // CrcOkay = 0; |
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134 | if((crc1 == RxdBuffer[buf_ptr-2]) && (crc2 == RxdBuffer[buf_ptr-1])) |
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135 | { |
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136 | if(!NeuerDatensatzEmpfangen) // Datensatz schon verarbeitet |
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137 | { |
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138 | NeuerDatensatzEmpfangen = 1; |
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139 | AnzahlEmpfangsBytes = buf_ptr; |
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140 | RxdBuffer[buf_ptr] = '\r'; |
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141 | if(RxdBuffer[2] == 'R') wdt_enable(WDTO_250MS); // Reset-Commando |
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142 | } |
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143 | } |
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144 | else { CntCrcError++;} |
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145 | buf_ptr = 0; |
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146 | } |
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147 | } |
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148 | else |
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149 | { |
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150 | buf_ptr = 0; |
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151 | } |
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152 | } |
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153 | |||
154 | |||
155 | // -------------------------------------------------------------------------- |
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156 | void AddCRC(unsigned int wieviele) |
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157 | { |
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158 | unsigned int tmpCRC = 0,i; |
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159 | for(i = 0; i < wieviele;i++) |
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160 | { |
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161 | tmpCRC += SendeBuffer[i]; |
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162 | } |
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163 | tmpCRC %= 4096; |
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164 | SendeBuffer[i++] = '=' + tmpCRC / 64; |
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165 | SendeBuffer[i++] = '=' + tmpCRC % 64; |
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166 | SendeBuffer[i++] = '\r'; |
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167 | UebertragungAbgeschlossen = 0; |
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168 | UDR = SendeBuffer[0]; |
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169 | } |
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170 | |||
171 | |||
172 | |||
173 | // -------------------------------------------------------------------------- |
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174 | void SendOutData(unsigned char cmd,unsigned char modul, unsigned char *snd, unsigned char len) |
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175 | { |
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176 | unsigned int pt = 0; |
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177 | unsigned char a,b,c; |
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178 | unsigned char ptr = 0; |
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179 | |||
180 | SendeBuffer[pt++] = '#'; // Startzeichen |
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181 | SendeBuffer[pt++] = modul; // Adresse (a=0; b=1,...) |
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182 | SendeBuffer[pt++] = cmd; // Commando |
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183 | |||
184 | while(len) |
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185 | { |
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186 | if(len) { a = snd[ptr++]; len--;} else a = 0; |
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187 | if(len) { b = snd[ptr++]; len--;} else b = 0; |
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188 | if(len) { c = snd[ptr++]; len--;} else c = 0; |
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189 | SendeBuffer[pt++] = '=' + (a >> 2); |
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190 | SendeBuffer[pt++] = '=' + (((a & 0x03) << 4) | ((b & 0xf0) >> 4)); |
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191 | SendeBuffer[pt++] = '=' + (((b & 0x0f) << 2) | ((c & 0xc0) >> 6)); |
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192 | SendeBuffer[pt++] = '=' + ( c & 0x3f); |
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193 | } |
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194 | AddCRC(pt); |
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195 | } |
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196 | |||
197 | |||
198 | // -------------------------------------------------------------------------- |
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199 | void Decode64(unsigned char *ptrOut, unsigned char len, unsigned char ptrIn,unsigned char max) // Wohin mit den Daten; Wie lang; Wo im RxdBuffer |
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200 | { |
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201 | unsigned char a,b,c,d; |
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202 | unsigned char ptr = 0; |
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203 | unsigned char x,y,z; |
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204 | while(len) |
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205 | { |
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206 | a = RxdBuffer[ptrIn++] - '='; |
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207 | b = RxdBuffer[ptrIn++] - '='; |
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208 | c = RxdBuffer[ptrIn++] - '='; |
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209 | d = RxdBuffer[ptrIn++] - '='; |
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210 | if(ptrIn > max - 2) break; // nicht mehr Daten verarbeiten, als empfangen wurden |
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211 | |||
212 | x = (a << 2) | (b >> 4); |
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213 | y = ((b & 0x0f) << 4) | (c >> 2); |
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214 | z = ((c & 0x03) << 6) | d; |
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215 | |||
216 | if(len--) ptrOut[ptr++] = x; else break; |
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217 | if(len--) ptrOut[ptr++] = y; else break; |
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218 | if(len--) ptrOut[ptr++] = z; else break; |
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219 | } |
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220 | |||
221 | } |
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222 | |||
223 | // -------------------------------------------------------------------------- |
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224 | void BearbeiteRxDaten(void) |
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225 | { |
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226 | if(!NeuerDatensatzEmpfangen) return; |
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227 | |||
228 | // unsigned int tmp_int_arr1[1]; |
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229 | // unsigned int tmp_int_arr2[2]; |
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230 | // unsigned int tmp_int_arr3[3]; |
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231 | unsigned char tmp_char_arr2[2]; |
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232 | // unsigned char tmp_char_arr3[3]; |
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233 | // unsigned char tmp_char_arr4[4]; |
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234 | //if(!MotorenEin) |
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235 | PcZugriff = 255; |
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236 | switch(RxdBuffer[2]) |
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237 | { |
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238 | case 'a':// Texte der Analogwerte |
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239 | Decode64((unsigned char *) &tmp_char_arr2[0],sizeof(tmp_char_arr2),3,AnzahlEmpfangsBytes); |
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240 | DebugTextAnforderung = tmp_char_arr2[0]; |
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241 | break; |
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242 | case 'b': |
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243 | Decode64((unsigned char *) &ExternControl,sizeof(ExternControl),3,AnzahlEmpfangsBytes); |
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244 | RemoteTasten |= ExternControl.RemoteTasten; |
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245 | ConfirmFrame = ExternControl.Frame; |
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246 | break; |
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247 | case 'c': |
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248 | Decode64((unsigned char *) &ExternControl,sizeof(ExternControl),3,AnzahlEmpfangsBytes); |
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249 | RemoteTasten |= ExternControl.RemoteTasten; |
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250 | ConfirmFrame = ExternControl.Frame; |
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251 | DebugDataAnforderung = 1; |
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252 | break; |
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253 | case 'h':// x-1 Displayzeilen |
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254 | Decode64((unsigned char *) &tmp_char_arr2[0],sizeof(tmp_char_arr2),3,AnzahlEmpfangsBytes); |
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255 | RemoteTasten |= tmp_char_arr2[0]; |
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256 | if(tmp_char_arr2[1] == 255) NurKanalAnforderung = 1; else NurKanalAnforderung = 0; // keine Displaydaten |
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257 | DebugDisplayAnforderung = 1; |
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258 | break; |
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259 | case 't':// Motortest |
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260 | Decode64((unsigned char *) &MotorTest[0],sizeof(MotorTest),3,AnzahlEmpfangsBytes); |
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261 | break; |
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262 | case 'k':// Keys von DubWise |
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263 | Decode64((unsigned char *) &DubWiseKeys[0],sizeof(DubWiseKeys),3,AnzahlEmpfangsBytes); |
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264 | ConfirmFrame = DubWiseKeys[3]; |
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265 | break; |
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266 | case 'v': // Version-Anforderung und Ausbaustufe |
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267 | GetVersionAnforderung = 1; |
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268 | break; |
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269 | case 'g':// "Get"-Anforderung für Debug-Daten |
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270 | // Bei Get werden die vom PC einstellbaren Werte vom PC zurückgelesen |
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271 | DebugGetAnforderung = 1; |
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272 | break; |
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273 | case 'q':// "Get"-Anforderung für Settings |
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274 | // Bei Get werden die vom PC einstellbaren Werte vom PC zurückgelesen |
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275 | Decode64((unsigned char *) &tmp_char_arr2[0],sizeof(tmp_char_arr2),3,AnzahlEmpfangsBytes); |
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276 | if(tmp_char_arr2[0] != 0xff) |
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277 | { |
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278 | if(tmp_char_arr2[0] > 5) tmp_char_arr2[0] = 5; |
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279 | ReadParameterSet(tmp_char_arr2[0], (unsigned char *) &EE_Parameter.Kanalbelegung[0], sizeof(struct mk_param_struct)); |
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280 | SendOutData('L' + tmp_char_arr2[0] -1,MeineSlaveAdresse,(unsigned char *) &EE_Parameter.Kanalbelegung[0],sizeof(struct mk_param_struct)); |
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281 | } |
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282 | else |
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283 | SendOutData('L' + GetActiveParamSetNumber()-1,MeineSlaveAdresse,(unsigned char *) &EE_Parameter.Kanalbelegung[0],sizeof(struct mk_param_struct)); |
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284 | |||
285 | break; |
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286 | |||
287 | case 'l': |
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288 | case 'm': |
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289 | case 'n': |
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290 | case 'o': |
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291 | case 'p': // Parametersatz speichern |
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292 | Decode64((unsigned char *) &EE_Parameter.Kanalbelegung[0],sizeof(struct mk_param_struct),3,AnzahlEmpfangsBytes); |
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293 | WriteParameterSet(RxdBuffer[2] - 'l' + 1, (unsigned char *) &EE_Parameter.Kanalbelegung[0], sizeof(struct mk_param_struct)); |
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294 | eeprom_write_byte(&EEPromArray[EEPROM_ADR_ACTIVE_SET], RxdBuffer[2] - 'l' + 1); // aktiven Datensatz merken |
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295 | Umschlag180Nick = (long) EE_Parameter.WinkelUmschlagNick * 2500L; |
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296 | Umschlag180Roll = (long) EE_Parameter.WinkelUmschlagRoll * 2500L; |
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297 | Piep(GetActiveParamSetNumber()); |
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298 | break; |
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299 | |||
300 | |||
301 | } |
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302 | // DebugOut.AnzahlZyklen = Debug_Timer_Intervall; |
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303 | NeuerDatensatzEmpfangen = 0; |
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304 | } |
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305 | |||
306 | //############################################################################ |
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307 | //Routine für die Serielle Ausgabe |
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308 | int uart_putchar (char c) |
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309 | //############################################################################ |
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310 | { |
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311 | if (c == '\n') |
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312 | uart_putchar('\r'); |
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313 | //Warten solange bis Zeichen gesendet wurde |
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314 | loop_until_bit_is_set(USR, UDRE); |
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315 | //Ausgabe des Zeichens |
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316 | UDR = c; |
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317 | |||
318 | return (0); |
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319 | } |
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320 | |||
321 | // -------------------------------------------------------------------------- |
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322 | void WriteProgramData(unsigned int pos, unsigned char wert) |
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323 | { |
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324 | //if (ProgramLocation == IN_RAM) Buffer[pos] = wert; |
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325 | // else eeprom_write_byte(&EE_Buffer[pos], wert); |
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326 | // Buffer[pos] = wert; |
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327 | } |
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328 | |||
329 | //############################################################################ |
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330 | //INstallation der Seriellen Schnittstelle |
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331 | void UART_Init (void) |
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332 | //############################################################################ |
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333 | { |
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334 | //Enable TXEN im Register UCR TX-Data Enable & RX Enable |
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335 | |||
336 | UCR=(1 << TXEN) | (1 << RXEN); |
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337 | // UART Double Speed (U2X) |
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338 | USR |= (1<<U2X); |
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339 | // RX-Interrupt Freigabe |
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340 | UCSRB |= (1<<RXCIE); |
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341 | // TX-Interrupt Freigabe |
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342 | UCSRB |= (1<<TXCIE); |
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343 | |||
344 | //Teiler wird gesetzt |
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345 | UBRR=(SYSCLK / (BAUD_RATE * 8L) - 1); |
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346 | //UBRR = 33; |
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347 | //öffnet einen Kanal für printf (STDOUT) |
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348 | //fdevopen (uart_putchar, 0); |
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349 | //sbi(PORTD,4); |
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350 | Debug_Timer = SetDelay(200); |
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351 | } |
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352 | |||
353 | //--------------------------------------------------------------------------------------------- |
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354 | void DatenUebertragung(void) |
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355 | { |
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356 | if(!UebertragungAbgeschlossen) return; |
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357 | |||
358 | if(DebugGetAnforderung && UebertragungAbgeschlossen) // Bei Get werden die vom PC einstellbaren Werte vom PC zurückgelesen |
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359 | { |
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360 | SendOutData('G',MeineSlaveAdresse,(unsigned char *) &ExternControl,sizeof(ExternControl)); |
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361 | DebugGetAnforderung = 0; |
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362 | } |
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363 | |||
364 | if((CheckDelay(Debug_Timer) || DebugDataAnforderung) && UebertragungAbgeschlossen) |
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365 | { |
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366 | SendOutData('D',MeineSlaveAdresse,(unsigned char *) &DebugOut,sizeof(DebugOut)); |
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367 | DebugDataAnforderung = 0; |
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368 | Debug_Timer = SetDelay(MIN_DEBUG_INTERVALL); |
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369 | } |
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370 | if(DebugTextAnforderung != 255) // Texte für die Analogdaten |
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371 | { |
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372 | SendOutData('A',DebugTextAnforderung + '0',(unsigned char *) ANALOG_TEXT[DebugTextAnforderung],16); |
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373 | DebugTextAnforderung = 255; |
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374 | } |
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375 | if(ConfirmFrame && UebertragungAbgeschlossen) // Datensatz ohne CRC bestätigen |
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376 | { |
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377 | SendeBuffer[0] = '#'; |
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378 | SendeBuffer[1] = ConfirmFrame; |
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379 | SendeBuffer[2] = '\r'; |
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380 | UebertragungAbgeschlossen = 0; |
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381 | ConfirmFrame = 0; |
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382 | UDR = SendeBuffer[0]; |
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383 | } |
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384 | if(DebugDisplayAnforderung && UebertragungAbgeschlossen) |
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385 | { |
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386 | Menu(); |
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387 | DebugDisplayAnforderung = 0; |
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388 | if(++RemotePollDisplayLine == 4 || NurKanalAnforderung) |
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389 | { |
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390 | SendOutData('4',0,(unsigned char *)&PPM_in,sizeof(PPM_in)); // DisplayZeile übertragen |
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391 | RemotePollDisplayLine = -1; |
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392 | } |
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393 | else SendOutData('0' + RemotePollDisplayLine,0,(unsigned char *)&DisplayBuff[20 * RemotePollDisplayLine],20); // DisplayZeile übertragen |
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394 | } |
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395 | if(GetVersionAnforderung && UebertragungAbgeschlossen) |
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396 | { |
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397 | SendOutData('V',MeineSlaveAdresse,(unsigned char *) &VersionInfo,sizeof(VersionInfo)); |
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398 | GetVersionAnforderung = 0; |
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399 | } |
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400 | |||
401 | } |
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402 |