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1 | ingob | 1 | /*#######################################################################################*/ |
2 | /* !!! THIS IS NOT FREE SOFTWARE !!! */ |
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3 | /*#######################################################################################*/ |
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4 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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5 | // + Copyright (c) 2008 Ingo Busker, Holger Buss |
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171 | ingob | 6 | // + Nur für den privaten Gebrauch / NON-COMMERCIAL USE ONLY |
1 | ingob | 7 | // + FOR NON COMMERCIAL USE ONLY |
8 | // + www.MikroKopter.com |
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9 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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41 | ingob | 10 | // + Es gilt für das gesamte Projekt (Hardware, Software, Binärfiles, Sourcecode und Dokumentation), |
11 | // + dass eine Nutzung (auch auszugsweise) nur für den privaten (nicht-kommerziellen) Gebrauch zulässig ist. |
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12 | // + Sollten direkte oder indirekte kommerzielle Absichten verfolgt werden, ist mit uns (info@mikrokopter.de) Kontakt |
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13 | // + bzgl. der Nutzungsbedingungen aufzunehmen. |
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1 | ingob | 14 | // + Eine kommerzielle Nutzung ist z.B.Verkauf von MikroKoptern, Bestückung und Verkauf von Platinen oder Bausätzen, |
15 | // + Verkauf von Luftbildaufnahmen, usw. |
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16 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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41 | ingob | 17 | // + Werden Teile des Quellcodes (mit oder ohne Modifikation) weiterverwendet oder veröffentlicht, |
1 | ingob | 18 | // + unterliegen sie auch diesen Nutzungsbedingungen und diese Nutzungsbedingungen incl. Copyright müssen dann beiliegen |
19 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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20 | // + Sollte die Software (auch auszugesweise) oder sonstige Informationen des MikroKopter-Projekts |
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21 | // + auf anderen Webseiten oder sonstigen Medien veröffentlicht werden, muss unsere Webseite "http://www.mikrokopter.de" |
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22 | // + eindeutig als Ursprung verlinkt werden |
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23 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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24 | // + Keine Gewähr auf Fehlerfreiheit, Vollständigkeit oder Funktion |
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25 | // + Benutzung auf eigene Gefahr |
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26 | // + Wir übernehmen keinerlei Haftung für direkte oder indirekte Personen- oder Sachschäden |
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27 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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171 | ingob | 28 | // + Die Portierung oder Nutzung der Software (oder Teile davon) auf andere Systeme (ausser der Hardware von www.mikrokopter.de) ist nur |
1 | ingob | 29 | // + mit unserer Zustimmung zulässig |
30 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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31 | // + Die Funktion printf_P() unterliegt ihrer eigenen Lizenz und ist hiervon nicht betroffen |
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32 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
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41 | ingob | 33 | // + Redistributions of source code (with or without modifications) must retain the above copyright notice, |
1 | ingob | 34 | // + this list of conditions and the following disclaimer. |
35 | // + * Neither the name of the copyright holders nor the names of contributors may be used to endorse or promote products derived |
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36 | // + from this software without specific prior written permission. |
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41 | ingob | 37 | // + * The use of this project (hardware, software, binary files, sources and documentation) is only permitted |
1 | ingob | 38 | // + for non-commercial use (directly or indirectly) |
41 | ingob | 39 | // + Commercial use (for excample: selling of MikroKopters, selling of PCBs, assembly, ...) is only permitted |
1 | ingob | 40 | // + with our written permission |
41 | ingob | 41 | // + * If sources or documentations are redistributet on other webpages, out webpage (http://www.MikroKopter.de) must be |
42 | // + clearly linked as origin |
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171 | ingob | 43 | // + * porting the sources to other systems or using the software on other systems (except hardware from www.mikrokopter.de) is not allowed |
1 | ingob | 44 | // |
45 | // + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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46 | // + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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47 | // + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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48 | // + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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49 | // + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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50 | // + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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51 | // + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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52 | // + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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53 | // + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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54 | // + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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41 | ingob | 55 | // + POSSIBILITY OF SUCH DAMAGE. |
1 | ingob | 56 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
41 | ingob | 57 | |
58 | #include <string.h> |
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59 | #include "91x_lib.h" |
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60 | #include "led.h" |
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215 | killagreg | 61 | #include "gps.h" |
41 | ingob | 62 | #include "uart1.h" |
63 | #include "spi_slave.h" |
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242 | killagreg | 64 | #include "compass.h" |
119 | killagreg | 65 | #include "timer1.h" |
66 | #include "timer2.h" |
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136 | killagreg | 67 | #include "config.h" |
1 | ingob | 68 | #include "main.h" |
41 | ingob | 69 | #include "fifo.h" |
242 | killagreg | 70 | #include "compass.h" |
1 | ingob | 71 | |
72 | |||
41 | ingob | 73 | #define SPI_RXSYNCBYTE1 0xAA |
74 | #define SPI_RXSYNCBYTE2 0x83 |
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75 | #define SPI_TXSYNCBYTE1 0x81 |
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76 | #define SPI_TXSYNCBYTE2 0x55 |
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1 | ingob | 77 | |
41 | ingob | 78 | //communication packets |
215 | killagreg | 79 | FromFlightCtrl_t FromFlightCtrl; |
80 | ToFlightCtrl_t ToFlightCtrl; |
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183 | killagreg | 81 | #define SPI0_TIMEOUT 500 // 500ms |
146 | killagreg | 82 | volatile u32 SPI0_Timeout = 0; |
1 | ingob | 83 | |
41 | ingob | 84 | // tx packet buffer |
85 | #define SPI_TXBUFFER_LEN (2 + sizeof(ToFlightCtrl)) // 2 bytes at start are for synchronization |
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86 | volatile u8 SPI_TxBuffer[SPI_TXBUFFER_LEN]; |
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87 | volatile u8 SPI_TxBufferIndex = 0; |
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88 | u8 *Ptr_TxChksum = NULL ; // pointer to checksum in TxBuffer |
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1 | ingob | 89 | |
41 | ingob | 90 | // rx packet buffer |
91 | #define SPI_RXBUFFER_LEN sizeof(FromFlightCtrl) |
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92 | volatile u8 SPI_RxBuffer[SPI_RXBUFFER_LEN]; |
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93 | volatile u8 SPI_RxBufferIndex = 0; |
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94 | volatile u8 SPI_RxBuffer_Request = 0; |
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1 | ingob | 95 | #define SPI_COMMAND_INDEX 0 |
231 | holgerb | 96 | volatile u8 FC_ErrorCode[5] = {0,0,0,0,0}; |
1 | ingob | 97 | |
149 | killagreg | 98 | s32 Kalman_K = 32; |
41 | ingob | 99 | s32 Kalman_MaxDrift = 5 * 16; |
100 | s32 Kalman_MaxFusion = 64; |
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148 | holgerb | 101 | s32 ToFcGpsZ = 0; |
1 | ingob | 102 | |
204 | killagreg | 103 | u8 SPI_CommandSequence[] = { SPI_NCCMD_VERSION, SPI_NCCMD_KALMAN, SPI_NCCMD_GPSINFO ,SPI_NCCMD_KALMAN, SPI_NCCMD_KALMAN}; |
41 | ingob | 104 | u8 SPI_CommandCounter = 0; |
222 | holgerb | 105 | s32 ToFC_Rotate_C = 64, ToFC_Rotate_S = 0; |
106 | s32 HeadFreeStartAngle = 0; |
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58 | killagreg | 107 | |
41 | ingob | 108 | SPI_Version_t FC_Version; |
1 | ingob | 109 | |
41 | ingob | 110 | u8 CompassCalStateQueue[10]; |
111 | fifo_t CompassCalcStateFiFo; |
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1 | ingob | 112 | |
41 | ingob | 113 | u8 CompassCalState = 0; |
1 | ingob | 114 | |
41 | ingob | 115 | //-------------------------------------------------------------- |
116 | void SSP0_IRQHandler(void) |
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117 | { |
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118 | static u8 rxchksum = 0; |
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119 | u8 rxdata; |
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1 | ingob | 120 | |
189 | killagreg | 121 | #define SPI_SYNC1 0 |
122 | #define SPI_SYNC2 1 |
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123 | #define SPI_DATA 2 |
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124 | static u8 SPI_State = SPI_SYNC1; |
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125 | |||
195 | killagreg | 126 | IENABLE; |
127 | |||
161 | killagreg | 128 | // clear pending bits |
41 | ingob | 129 | SSP_ClearITPendingBit(SSP0, SSP_IT_RxTimeOut); |
144 | killagreg | 130 | SSP_ClearITPendingBit(SSP0, SSP_IT_RxFifo); |
189 | killagreg | 131 | |
79 | killagreg | 132 | // while RxFIFO not empty |
133 | while (SSP_GetFlagStatus(SSP0, SSP_FLAG_RxFifoNotEmpty) == SET) |
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134 | { |
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41 | ingob | 135 | rxdata = SSP0->DR; // catch the received byte |
136 | // Fill TxFIFO while its not full or end of packet is reached |
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79 | killagreg | 137 | while (SSP_GetFlagStatus(SSP0, SSP_FLAG_TxFifoNotFull) == SET) |
161 | killagreg | 138 | { |
79 | killagreg | 139 | if (SPI_TxBufferIndex < SPI_TXBUFFER_LEN) // still data to send ? |
140 | { |
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41 | ingob | 141 | SSP0->DR = SPI_TxBuffer[SPI_TxBufferIndex]; // send a byte |
79 | killagreg | 142 | *Ptr_TxChksum += SPI_TxBuffer[SPI_TxBufferIndex]; // update checksum |
143 | SPI_TxBufferIndex++; // pointer to next byte |
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144 | } |
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145 | else // end of packet is reached reset and copy data to tx buffer |
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146 | { |
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147 | SPI_TxBufferIndex = 0; // reset buffer index |
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148 | ToFlightCtrl.Chksum = 0; // initialize checksum |
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149 | ToFlightCtrl.BeepTime = BeepTime; // set beeptime |
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150 | BeepTime = 0; // reset local beeptime |
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41 | ingob | 151 | // copy contents of ToFlightCtrl->SPI_TxBuffer |
79 | killagreg | 152 | memcpy((u8 *) &(SPI_TxBuffer[2]), (u8 *) &ToFlightCtrl, sizeof(ToFlightCtrl)); |
153 | } |
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41 | ingob | 154 | } |
155 | switch (SPI_State) |
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156 | { |
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157 | case SPI_SYNC1: |
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158 | SPI_RxBufferIndex = 0; // reset buffer index |
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159 | rxchksum = rxdata; // init checksum |
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160 | if (rxdata == SPI_RXSYNCBYTE1) |
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161 | { // 1st syncbyte ok |
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162 | SPI_State = SPI_SYNC2; // step to sync2 |
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163 | } |
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164 | break; |
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79 | killagreg | 165 | case SPI_SYNC2: |
41 | ingob | 166 | if (rxdata == SPI_RXSYNCBYTE2) |
167 | { // 2nd Syncbyte ok |
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168 | rxchksum += rxdata; |
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169 | SPI_State = SPI_DATA; |
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170 | } // 2nd Syncbyte does not match |
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171 | else |
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172 | { |
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173 | SPI_State = SPI_SYNC1; //jump back to sync1 |
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174 | } |
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175 | break; |
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176 | case SPI_DATA: |
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177 | SPI_RxBuffer[SPI_RxBufferIndex++]= rxdata; // copy databyte to rx buffer |
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178 | if (SPI_RxBufferIndex >= SPI_RXBUFFER_LEN) // end of packet is reached |
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179 | { |
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180 | if (rxdata == rxchksum) // verify checksum byte |
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181 | { |
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182 | // copy SPI_RxBuffer -> FromFlightCtrl |
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183 | if(!SPI_RxBuffer_Request) // block writing to FromFlightCtrl on reading access |
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184 | { |
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185 | memcpy((u8 *) &FromFlightCtrl, (u8 *) SPI_RxBuffer, sizeof(FromFlightCtrl)); |
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186 | SPI_RxBuffer_Request = 1; |
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187 | } |
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146 | killagreg | 188 | // reset timeout counter on good packet |
189 | SPI0_Timeout = SetDelay(SPI0_TIMEOUT); |
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41 | ingob | 190 | DebugOut.Analog[13]++; |
191 | } |
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192 | else // bad checksum byte |
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193 | { |
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194 | DebugOut.Analog[12]++; // increase SPI chksum error counter |
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195 | } |
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196 | SPI_State = SPI_SYNC1; // reset state |
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197 | } |
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198 | else // end of packet not reached |
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199 | { |
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200 | rxchksum += rxdata; // update checksum |
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201 | } |
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202 | break; |
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203 | default: |
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204 | SPI_State = SPI_SYNC1; |
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205 | break; |
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206 | } |
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207 | } |
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195 | killagreg | 208 | |
209 | IDISABLE; |
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1 | ingob | 210 | } |
211 | |||
212 | //-------------------------------------------------------------- |
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213 | void SPI0_Init(void) |
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214 | { |
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41 | ingob | 215 | GPIO_InitTypeDef GPIO_InitStructure; |
216 | SSP_InitTypeDef SSP_InitStructure; |
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1 | ingob | 217 | |
110 | killagreg | 218 | UART1_PutString("\r\n SPI init..."); |
1 | ingob | 219 | |
41 | ingob | 220 | SCU_APBPeriphClockConfig(__GPIO2 ,ENABLE); |
221 | SCU_APBPeriphClockConfig(__SSP0 ,ENABLE); |
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1 | ingob | 222 | |
41 | ingob | 223 | GPIO_DeInit(GPIO2); |
224 | //SSP0_CLK, SSP0_MOSI, SSP0_NSS pins |
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225 | GPIO_StructInit(&GPIO_InitStructure); |
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226 | GPIO_InitStructure.GPIO_Direction = GPIO_PinInput; |
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227 | GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_7; |
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228 | GPIO_InitStructure.GPIO_Type = GPIO_Type_PushPull ; |
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196 | killagreg | 229 | GPIO_InitStructure.GPIO_IPInputConnected = GPIO_IPInputConnected_Enable; |
41 | ingob | 230 | GPIO_InitStructure.GPIO_Alternate = GPIO_InputAlt1; //SSP0_SCLK, SSP0_MOSI, SSP0_NSS |
231 | GPIO_Init (GPIO2, &GPIO_InitStructure); |
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1 | ingob | 232 | |
41 | ingob | 233 | // SSP0_MISO pin GPIO2.6 |
234 | GPIO_StructInit(&GPIO_InitStructure); |
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235 | GPIO_InitStructure.GPIO_Direction = GPIO_PinOutput; |
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236 | GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6; |
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237 | GPIO_InitStructure.GPIO_Type = GPIO_Type_PushPull ; |
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196 | killagreg | 238 | GPIO_InitStructure.GPIO_IPInputConnected = GPIO_IPInputConnected_Enable; |
41 | ingob | 239 | GPIO_InitStructure.GPIO_Alternate = GPIO_OutputAlt2; //SSP0_MISO |
240 | GPIO_Init (GPIO2, &GPIO_InitStructure); |
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1 | ingob | 241 | |
41 | ingob | 242 | SSP_DeInit(SSP0); |
243 | SSP_StructInit(&SSP_InitStructure); |
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244 | SSP_InitStructure.SSP_FrameFormat = SSP_FrameFormat_Motorola; |
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245 | SSP_InitStructure.SSP_Mode = SSP_Mode_Slave; |
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246 | SSP_InitStructure.SSP_SlaveOutput = SSP_SlaveOutput_Enable; |
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247 | SSP_InitStructure.SSP_CPHA = SSP_CPHA_1Edge; |
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248 | SSP_InitStructure.SSP_CPOL = SSP_CPOL_Low; |
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249 | SSP_InitStructure.SSP_ClockRate = 0; |
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1 | ingob | 250 | |
41 | ingob | 251 | SSP_Init(SSP0, &SSP_InitStructure); |
144 | killagreg | 252 | SSP_ITConfig(SSP0, SSP_IT_RxFifo | SSP_IT_RxTimeOut, ENABLE); |
202 | killagreg | 253 | |
41 | ingob | 254 | fifo_init(&CompassCalcStateFiFo, CompassCalStateQueue, sizeof(CompassCalStateQueue)); |
255 | |||
256 | SSP_Cmd(SSP0, ENABLE); |
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257 | // initialize the syncbytes in the tx buffer |
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258 | SPI_TxBuffer[0] = SPI_TXSYNCBYTE1; |
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259 | SPI_TxBuffer[1] = SPI_TXSYNCBYTE2; |
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260 | // set the pointer to the checksum byte in the tx buffer |
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261 | Ptr_TxChksum = (u8 *) &(((ToFlightCtrl_t *) &(SPI_TxBuffer[2]))->Chksum); |
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262 | |||
215 | killagreg | 263 | ToFlightCtrl.GPSStick.Nick = 0; |
264 | ToFlightCtrl.GPSStick.Roll = 0; |
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265 | ToFlightCtrl.GPSStick.Yaw = 0; |
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266 | |||
136 | killagreg | 267 | VIC_Config(SSP0_ITLine, VIC_IRQ, PRIORITY_SPI0); |
41 | ingob | 268 | VIC_ITCmd(SSP0_ITLine, ENABLE); |
269 | |||
146 | killagreg | 270 | SPI0_Timeout = SetDelay(4*SPI0_TIMEOUT); |
271 | |||
110 | killagreg | 272 | UART1_PutString("ok"); |
1 | ingob | 273 | } |
41 | ingob | 274 | |
222 | holgerb | 275 | |
1 | ingob | 276 | //------------------------------------------------------ |
41 | ingob | 277 | void SPI0_UpdateBuffer(void) |
1 | ingob | 278 | { |
180 | killagreg | 279 | static u32 timeout = 0; |
280 | static u8 counter = 50; |
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202 | killagreg | 281 | |
41 | ingob | 282 | if (SPI_RxBuffer_Request) |
283 | { |
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284 | // avoid sending data via SPI during the update of the ToFlightCtrl structure |
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285 | VIC_ITCmd(SSP0_ITLine, DISABLE); // disable SPI interrupt |
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242 | killagreg | 286 | ToFlightCtrl.CompassHeading = CompassHeading; |
189 | killagreg | 287 | DebugOut.Analog[10] = ToFlightCtrl.CompassHeading; |
228 | holgerb | 288 | if(ToFlightCtrl.CompassHeading >= 0) ToFlightCtrl.CompassHeading = (360 + ToFlightCtrl.CompassHeading + FromFlightCtrl.GyroYaw / 12) % 360; |
41 | ingob | 289 | // cycle spi commands |
290 | ToFlightCtrl.Command = SPI_CommandSequence[SPI_CommandCounter++]; |
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118 | killagreg | 291 | // restart command cycle at the end |
41 | ingob | 292 | if (SPI_CommandCounter >= sizeof(SPI_CommandSequence)) SPI_CommandCounter = 0; |
1 | ingob | 293 | |
41 | ingob | 294 | switch (ToFlightCtrl.Command) |
295 | { |
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202 | killagreg | 296 | case SPI_NCCMD_KALMAN: |
223 | killagreg | 297 | CalcHeadFree(); |
149 | killagreg | 298 | ToFlightCtrl.Param.sByte[0] = (s8) Kalman_K; |
92 | killagreg | 299 | ToFlightCtrl.Param.sByte[1] = (s8) Kalman_MaxFusion; |
300 | ToFlightCtrl.Param.sByte[2] = (s8) Kalman_MaxDrift; |
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118 | killagreg | 301 | ToFlightCtrl.Param.Byte[3] = (u8) SerialLinkOkay; |
149 | killagreg | 302 | ToFlightCtrl.Param.sByte[4] = (s8) ToFcGpsZ; |
222 | holgerb | 303 | ToFlightCtrl.Param.Byte[5] = (s8) ToFC_Rotate_C; |
223 | killagreg | 304 | ToFlightCtrl.Param.Byte[6] = (s8) ToFC_Rotate_S; |
161 | killagreg | 305 | break; |
58 | killagreg | 306 | |
202 | killagreg | 307 | case SPI_NCCMD_VERSION: |
308 | ToFlightCtrl.Param.Byte[0] = VERSION_MAJOR; |
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309 | ToFlightCtrl.Param.Byte[1] = VERSION_MINOR; |
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204 | killagreg | 310 | ToFlightCtrl.Param.Byte[2] = VERSION_PATCH; |
202 | killagreg | 311 | ToFlightCtrl.Param.Byte[3] = FC_SPI_COMPATIBLE; |
218 | killagreg | 312 | ToFlightCtrl.Param.Byte[4] = BoardRelease; |
231 | holgerb | 313 | ToFlightCtrl.Param.Byte[5] = DebugOut.Status[0]; |
314 | ToFlightCtrl.Param.Byte[6] = DebugOut.Status[1]; |
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233 | holgerb | 315 | ToFlightCtrl.Param.Byte[7] = ErrorCode; |
202 | killagreg | 316 | break; |
223 | killagreg | 317 | |
204 | killagreg | 318 | case SPI_NCCMD_GPSINFO: |
319 | ToFlightCtrl.Param.Byte[0] = GPSData.Flags; |
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320 | ToFlightCtrl.Param.Byte[1] = GPSData.NumOfSats; |
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321 | ToFlightCtrl.Param.Byte[2] = GPSData.SatFix; |
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232 | killagreg | 322 | ToFlightCtrl.Param.Byte[3] = GPSData.Speed_Ground / 100; // m/s |
205 | killagreg | 323 | ToFlightCtrl.Param.Int[2] = NaviData.HomePositionDeviation.Distance; // dm |
228 | holgerb | 324 | ToFlightCtrl.Param.sInt[3] = NaviData.HomePositionDeviation.Bearing; // deg |
204 | killagreg | 325 | break; |
41 | ingob | 326 | default: |
327 | break; |
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328 | } |
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329 | VIC_ITCmd(SSP0_ITLine, ENABLE); // enable SPI interrupt |
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1 | ingob | 330 | |
331 | |||
41 | ingob | 332 | switch(FromFlightCtrl.Command) |
333 | { |
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202 | killagreg | 334 | case SPI_FCCMD_USER: |
41 | ingob | 335 | Parameter.User1 = FromFlightCtrl.Param.Byte[0]; |
336 | Parameter.User2 = FromFlightCtrl.Param.Byte[1]; |
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337 | Parameter.User3 = FromFlightCtrl.Param.Byte[2]; |
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338 | Parameter.User4 = FromFlightCtrl.Param.Byte[3]; |
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339 | Parameter.User5 = FromFlightCtrl.Param.Byte[4]; |
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340 | Parameter.User6 = FromFlightCtrl.Param.Byte[5]; |
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341 | Parameter.User7 = FromFlightCtrl.Param.Byte[6]; |
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342 | Parameter.User8 = FromFlightCtrl.Param.Byte[7]; |
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199 | killagreg | 343 | if(ClearFCFlags) |
41 | ingob | 344 | { |
199 | killagreg | 345 | FC.Flags = 0; |
346 | ClearFCFlags = 0; |
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41 | ingob | 347 | } |
223 | killagreg | 348 | FC.Flags |= FromFlightCtrl.Param.Byte[8]; |
349 | Parameter.ActiveSetting = FromFlightCtrl.Param.Byte[9]; |
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199 | killagreg | 350 | DebugOut.Analog[5] = FC.Flags; |
206 | killagreg | 351 | NaviData.FCFlags = FC.Flags; |
223 | killagreg | 352 | HeadFreeStartAngle = (s32) FromFlightCtrl.Param.Byte[10] * 20; // convert to 0.1° |
41 | ingob | 353 | break; |
1 | ingob | 354 | |
206 | killagreg | 355 | case SPI_FCCMD_ACCU: |
223 | killagreg | 356 | FC.BAT_Current = FromFlightCtrl.Param.Int[0]; |
206 | killagreg | 357 | FC.BAT_UsedCapacity = FromFlightCtrl.Param.Int[1]; |
358 | FC.BAT_Voltage = FromFlightCtrl.Param.Byte[4]; |
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359 | Parameter.LowVoltageWarning = FromFlightCtrl.Param.Byte[5]; |
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360 | NaviData.UBat = FC.BAT_Voltage; |
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361 | NaviData.Current = FC.BAT_Current; |
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362 | NaviData.UsedCapacity = FC.BAT_UsedCapacity; |
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363 | break; |
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364 | |||
193 | killagreg | 365 | #define CHK_POTI(b,a) { if(a < 248) b = a; else b = FC.Poti[255 - a]; } |
190 | killagreg | 366 | #define CHK_POTI_MM(b,a,min,max) {CHK_POTI(b,a); LIMIT_MIN_MAX(b, min, max); } |
367 | |||
202 | killagreg | 368 | case SPI_FCCMD_PARAMETER1: |
41 | ingob | 369 | CHK_POTI_MM(Parameter.NaviGpsModeControl,FromFlightCtrl.Param.Byte[0],0,255); |
370 | CHK_POTI_MM(Parameter.NaviGpsGain,FromFlightCtrl.Param.Byte[1],0,255); |
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371 | CHK_POTI_MM(Parameter.NaviGpsP,FromFlightCtrl.Param.Byte[2],0,255); |
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372 | CHK_POTI_MM(Parameter.NaviGpsI,FromFlightCtrl.Param.Byte[3],0,255); |
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373 | CHK_POTI_MM(Parameter.NaviGpsD,FromFlightCtrl.Param.Byte[4],0,255); |
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374 | CHK_POTI_MM(Parameter.NaviGpsACC,FromFlightCtrl.Param.Byte[5],0,255); |
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375 | Parameter.NaviGpsMinSat = FromFlightCtrl.Param.Byte[6]; |
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376 | Parameter.NaviStickThreshold = FromFlightCtrl.Param.Byte[7]; |
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103 | killagreg | 377 | CHK_POTI_MM(Parameter.NaviOperatingRadius,FromFlightCtrl.Param.Byte[8],0,255); |
41 | ingob | 378 | CHK_POTI_MM(Parameter.NaviWindCorrection,FromFlightCtrl.Param.Byte[9],0,255); |
379 | CHK_POTI_MM(Parameter.NaviSpeedCompensation,FromFlightCtrl.Param.Byte[10],0,255); |
||
380 | CHK_POTI_MM(Parameter.NaviAngleLimitation,FromFlightCtrl.Param.Byte[11],0,255); |
||
121 | killagreg | 381 | break; |
1 | ingob | 382 | |
202 | killagreg | 383 | case SPI_FCCMD_STICK: |
41 | ingob | 384 | FC.StickGas = FromFlightCtrl.Param.sByte[0]; |
385 | FC.StickYaw = FromFlightCtrl.Param.sByte[1]; |
||
386 | FC.StickRoll = FromFlightCtrl.Param.sByte[2]; |
||
387 | FC.StickNick = FromFlightCtrl.Param.sByte[3]; |
||
190 | killagreg | 388 | FC.Poti[0] = FromFlightCtrl.Param.Byte[4]; |
389 | FC.Poti[1] = FromFlightCtrl.Param.Byte[5]; |
||
390 | FC.Poti[2] = FromFlightCtrl.Param.Byte[6]; |
||
391 | FC.Poti[3] = FromFlightCtrl.Param.Byte[7]; |
||
392 | FC.Poti[4] = FromFlightCtrl.Param.Byte[8]; |
||
393 | FC.Poti[5] = FromFlightCtrl.Param.Byte[9]; |
||
394 | FC.Poti[6] = FromFlightCtrl.Param.Byte[10]; |
||
202 | killagreg | 395 | FC.Poti[7] = FromFlightCtrl.Param.Byte[11]; |
41 | ingob | 396 | break; |
27 | holgerb | 397 | |
202 | killagreg | 398 | case SPI_FCCMD_MISC: |
41 | ingob | 399 | if(CompassCalState != FromFlightCtrl.Param.Byte[0]) |
400 | { // put only new CompassCalState into queue to send via I2C |
||
401 | CompassCalState = FromFlightCtrl.Param.Byte[0]; |
||
402 | fifo_put(&CompassCalcStateFiFo, CompassCalState); |
||
403 | } |
||
58 | killagreg | 404 | Parameter.NaviPH_LoginTime = FromFlightCtrl.Param.Byte[1]; |
205 | killagreg | 405 | NaviData.Variometer = (NaviData.Variometer + 2 * (FromFlightCtrl.Param.sInt[1] - NaviData.Altimeter)) / 2; // provisorisch |
406 | NaviData.Altimeter = FromFlightCtrl.Param.sInt[1]; // is located at byte 2 and 3 |
||
407 | NaviData.SetpointAltitude = FromFlightCtrl.Param.sInt[2]; // is located at byte 4 and 5 |
||
160 | holgerb | 408 | CHK_POTI_MM(Parameter.NaviGpsPLimit,FromFlightCtrl.Param.Byte[6],0,255); |
409 | CHK_POTI_MM(Parameter.NaviGpsILimit,FromFlightCtrl.Param.Byte[7],0,255); |
||
410 | CHK_POTI_MM(Parameter.NaviGpsDLimit,FromFlightCtrl.Param.Byte[8],0,255); |
||
190 | killagreg | 411 | FC.RC_Quality = FromFlightCtrl.Param.Byte[9]; |
412 | FC.RC_RSSI = FromFlightCtrl.Param.Byte[10]; |
||
206 | killagreg | 413 | NaviData.RC_Quality = FC.RC_Quality; |
414 | NaviData.RC_RSSI = FC.RC_RSSI; |
||
415 | NaviData.Gas = (FC.BAT_Voltage * (u32) FromFlightCtrl.Param.Byte[11]) / (u32) Parameter.LowVoltageWarning; |
||
41 | ingob | 416 | break; |
161 | killagreg | 417 | |
202 | killagreg | 418 | case SPI_FCCMD_SERVOS: |
121 | killagreg | 419 | ServoParams.Refresh = FromFlightCtrl.Param.Byte[0]; |
420 | ServoParams.CompInvert = FromFlightCtrl.Param.Byte[1]; |
||
421 | ServoParams.NickControl = FromFlightCtrl.Param.Byte[2]; |
||
422 | ServoParams.NickComp = FromFlightCtrl.Param.Byte[3]; |
||
161 | killagreg | 423 | ServoParams.NickMin = FromFlightCtrl.Param.Byte[4]; |
121 | killagreg | 424 | ServoParams.NickMax = FromFlightCtrl.Param.Byte[5]; |
425 | ServoParams.RollControl = FromFlightCtrl.Param.Byte[6]; |
||
426 | ServoParams.RollComp = FromFlightCtrl.Param.Byte[7]; |
||
161 | killagreg | 427 | ServoParams.RollMin = FromFlightCtrl.Param.Byte[8]; |
428 | ServoParams.RollMax = FromFlightCtrl.Param.Byte[9]; |
||
119 | killagreg | 429 | break; |
1 | ingob | 430 | |
202 | killagreg | 431 | case SPI_FCCMD_VERSION: |
119 | killagreg | 432 | FC_Version.Major = FromFlightCtrl.Param.Byte[0]; |
433 | FC_Version.Minor = FromFlightCtrl.Param.Byte[1]; |
||
434 | FC_Version.Patch = FromFlightCtrl.Param.Byte[2]; |
||
435 | FC_Version.Compatible = FromFlightCtrl.Param.Byte[3]; |
||
436 | FC_Version.Hardware = FromFlightCtrl.Param.Byte[4]; |
||
231 | holgerb | 437 | FC_ErrorCode[0] = FromFlightCtrl.Param.Byte[5]; |
438 | FC_ErrorCode[1] = FromFlightCtrl.Param.Byte[6]; |
||
439 | FC_ErrorCode[2] = FromFlightCtrl.Param.Byte[7]; |
||
440 | DebugOut.Status[0] |= 0x01; // status of FC Present |
||
232 | killagreg | 441 | DebugOut.Status[0] |= 0x02; // status of BL Present |
442 | if(FC_ErrorCode[0] || FC_ErrorCode[1] || FC_ErrorCode[2]) DebugOut.Status[1] |= 0x01; |
||
443 | else DebugOut.Status[1] &= ~0x01; |
||
41 | ingob | 444 | break; |
445 | default: |
||
204 | killagreg | 446 | break; |
41 | ingob | 447 | } |
1 | ingob | 448 | |
41 | ingob | 449 | // every time we got new data from the FC via SPI call the navigation routine |
215 | killagreg | 450 | // and update GPSStick that are returned to FC |
451 | GPS_Navigation(&GPSData, &(ToFlightCtrl.GPSStick)); |
||
199 | killagreg | 452 | ClearFCFlags = 1; |
202 | killagreg | 453 | |
180 | killagreg | 454 | if(counter) |
455 | { |
||
456 | counter--; // count down to enable servo |
||
202 | killagreg | 457 | if(!counter) TIMER2_Init(); // enable Servo Output |
180 | killagreg | 458 | } |
1 | ingob | 459 | |
41 | ingob | 460 | SPI_RxBuffer_Request = 0; |
180 | killagreg | 461 | timeout = SetDelay(80); // 80 ms, new data are send every 20 ms |
1 | ingob | 462 | |
62 | killagreg | 463 | DebugOut.Analog[0] = FromFlightCtrl.AngleNick; |
464 | DebugOut.Analog[1] = FromFlightCtrl.AngleRoll; |
||
61 | holgerb | 465 | DebugOut.Analog[2] = FromFlightCtrl.AccNick; |
466 | DebugOut.Analog[3] = FromFlightCtrl.AccRoll; |
||
62 | killagreg | 467 | DebugOut.Analog[11] = FromFlightCtrl.GyroHeading/10;// in deg |
79 | killagreg | 468 | Data3D.AngleNick = FromFlightCtrl.AngleNick; // in 0.1 deg |
469 | Data3D.AngleRoll = FromFlightCtrl.AngleRoll; // in 0.1 deg |
||
470 | Data3D.Heading = FromFlightCtrl.GyroHeading; // in 0.1 deg |
||
471 | } // EOF if(SPI_RxBuffer_Request) |
||
180 | killagreg | 472 | else // no new SPI data |
202 | killagreg | 473 | { |
180 | killagreg | 474 | if(CheckDelay(timeout) && (counter == 0)) |
475 | { |
||
476 | TIMER2_Deinit(); // disable Servo Output |
||
477 | counter = 50; // reset counter for enabling Servo Output |
||
478 | } |
||
479 | } |
||
1 | ingob | 480 | } |
481 | |||
41 | ingob | 482 | //------------------------------------------------------ |
483 | void SPI0_GetFlightCtrlVersion(void) |
||
484 | { |
||
154 | killagreg | 485 | u32 timeout; |
486 | u8 repeat; |
||
78 | holgerb | 487 | u8 msg[64]; |
41 | ingob | 488 | |
242 | killagreg | 489 | UART1_PutString("\r\n Looking for FlightContol"); |
41 | ingob | 490 | FC_Version.Major = 0xFF; |
491 | FC_Version.Minor = 0xFF; |
||
492 | FC_Version.Patch = 0xFF; |
||
493 | FC_Version.Compatible = 0xFF; |
||
494 | |||
165 | killagreg | 495 | // polling FC version info |
154 | killagreg | 496 | repeat = 0; |
41 | ingob | 497 | do |
498 | { |
||
154 | killagreg | 499 | timeout = SetDelay(250); |
500 | do |
||
501 | { |
||
502 | SPI0_UpdateBuffer(); |
||
503 | if (FC_Version.Major != 0xFF) break; |
||
504 | }while (!CheckDelay(timeout)); |
||
505 | UART1_PutString("."); |
||
506 | repeat++; |
||
180 | killagreg | 507 | }while((FC_Version.Major == 0xFF) && (repeat < 40)); // 40*250ms = 10s |
41 | ingob | 508 | // if we got it |
509 | if (FC_Version.Major != 0xFF) |
||
510 | { |
||
242 | killagreg | 511 | sprintf(msg, " FC V%d.%d%c HW:%d.%d", FC_Version.Major, FC_Version.Minor, 'a'+FC_Version.Patch, FC_Version.Hardware/10,FC_Version.Hardware%10); |
110 | killagreg | 512 | UART1_PutString(msg); |
41 | ingob | 513 | } |
242 | killagreg | 514 | else UART1_PutString("\n\r not found!"); |
41 | ingob | 515 | } |
516 | |||
517 |