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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 | // + Teile, die nicht eindeutig mit unserer Lizenzvereinbarung gekennzeichnet sind, unterliegen u.U. eigenen Vereinbarungen: |
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41 | ingob | 32 | // + z.B. Die Funktion printf_P() unterliegt ihrer eigenen Lizenz |
1 | ingob | 33 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
41 | ingob | 34 | // + Redistributions of source code (with or without modifications) must retain the above copyright notice, |
1 | ingob | 35 | // + this list of conditions and the following disclaimer. |
36 | // + * 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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37 | // + from this software without specific prior written permission. |
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41 | ingob | 38 | // + * The use of this project (hardware, software, binary files, sources and documentation) is only permitted |
1 | ingob | 39 | // + for non-commercial use (directly or indirectly) |
41 | ingob | 40 | // + Commercial use (for excample: selling of MikroKopters, selling of PCBs, assembly, ...) is only permitted |
1 | ingob | 41 | // + with our written permission |
41 | ingob | 42 | // + * If sources or documentations are redistributet on other webpages, out webpage (http://www.MikroKopter.de) must be |
43 | // + clearly linked as origin |
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171 | ingob | 44 | // + * porting the sources to other systems or using the software on other systems (except hardware from www.mikrokopter.de) is not allowed |
1 | ingob | 45 | // |
46 | // + THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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47 | // + AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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48 | // + IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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49 | // + ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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50 | // + LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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51 | // + CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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52 | // + SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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53 | // + INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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54 | // + CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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55 | // + ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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41 | ingob | 56 | // + POSSIBILITY OF SUCH DAMAGE. |
1 | ingob | 57 | // ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
41 | ingob | 58 | //#define MCLK96MHZ |
1 | ingob | 59 | const unsigned long _Main_Crystal = 25000; |
41 | ingob | 60 | #include <stdio.h> |
61 | #include "91x_lib.h" |
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62 | #include "led.h" |
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63 | #include "uart0.h" |
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64 | #include "uart1.h" |
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65 | #include "uart2.h" |
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66 | #include "GPS.h" |
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67 | #include "i2c.h" |
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119 | killagreg | 68 | #include "timer1.h" |
69 | #include "timer2.h" |
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134 | killagreg | 70 | #include "analog.h" |
41 | ingob | 71 | #include "spi_slave.h" |
72 | #include "fat16.h" |
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73 | #include "usb.h" |
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74 | #include "sdc.h" |
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82 | killagreg | 75 | #include "logging.h" |
156 | killagreg | 76 | #include "params.h" |
88 | killagreg | 77 | #include "settings.h" |
154 | killagreg | 78 | #include "config.h" |
1 | ingob | 79 | #include "main.h" |
80 | |||
41 | ingob | 81 | u32 TimerCheckError; |
82 | u32 ErrorCode = 0; |
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83 | u16 BeepTime; |
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92 | killagreg | 84 | u8 NCFlags = 0; |
153 | killagreg | 85 | s16 GeoMagDec = 0; // local magnetic declination in 0.1 deg |
1 | ingob | 86 | |
41 | ingob | 87 | u8 ClearMKFlags = 0; |
88 | u8 StopNavigation = 0; |
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89 | Param_t Parameter; |
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78 | holgerb | 90 | volatile FC_t FC; |
1 | ingob | 91 | |
41 | ingob | 92 | s8 ErrorMSG[25]; |
93 | |||
1 | ingob | 94 | //---------------------------------------------------------------------------------------------------- |
41 | ingob | 95 | void SCU_Config(void) |
1 | ingob | 96 | { |
41 | ingob | 97 | /* configure PLL and set it as master clock source */ |
98 | SCU_MCLKSourceConfig(SCU_MCLK_OSC); // set master clock source to external oscillator clock (25MHz) before diabling the PLL |
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99 | SCU_PLLCmd(DISABLE); // now disable the PLL |
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100 | #ifdef MCLK96MHZ |
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101 | SCU_BRCLKDivisorConfig(SCU_BRCLK_Div2); // set BRCLK to MCLK/2 = 48MHz |
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102 | SCU_PCLKDivisorConfig(SCU_PCLK_Div4); // set PCLK (APB bus clock) divisor to 4 (half Reference Clock) |
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103 | SCU_RCLKDivisorConfig(SCU_RCLK_Div2); // set RCLK (Reference Clock) divisor to 1 (full PPL clock) |
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104 | SCU_HCLKDivisorConfig(SCU_HCLK_Div2); // set HCLK (AHB bus clock) divisor to 1 (full Reference Clock) |
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105 | SCU_PLLFactorsConfig(192,25,2); // PLL = 96 MHz, Feedback Divider N=192, Pre-Divider M=25, Post-Divider P=2 |
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106 | #else |
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107 | SCU_BRCLKDivisorConfig(SCU_BRCLK_Div1); // set BRCLK to MCLK = 48MHz |
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108 | SCU_PCLKDivisorConfig(SCU_PCLK_Div2); // set PCLK (APB bus clock) divisor to 2 (half Reference Clock) |
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109 | SCU_RCLKDivisorConfig(SCU_RCLK_Div1); // set RCLK (Reference Clock) divisor to 1 (full PPL clock) |
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110 | SCU_HCLKDivisorConfig(SCU_HCLK_Div1); // set HCLK (AHB bus clock) divisor to 1 (full Reference Clock) |
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111 | SCU_PLLFactorsConfig(192,25,3); // PLL = 48 MHz, Feedback Divider N=192, Pre-Divider M=25, Post-Divider P=3 |
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112 | #endif |
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113 | SCU_PLLCmd(ENABLE); // Enable PLL (is disabled by SCU_PLLFactorsConfig) |
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114 | SCU_MCLKSourceConfig(SCU_MCLK_PLL); // set master clock source to PLL |
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115 | } |
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1 | ingob | 116 | |
41 | ingob | 117 | //---------------------------------------------------------------------------------------------------- |
118 | void GetNaviCtrlVersion(void) |
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1 | ingob | 119 | { |
41 | ingob | 120 | u8 msg[25]; |
1 | ingob | 121 | |
41 | ingob | 122 | sprintf(msg,"\n\r NaviCtrl V%d.%d%c", VERSION_MAJOR, VERSION_MINOR, 'a'+ VERSION_PATCH); |
110 | killagreg | 123 | UART1_PutString(msg); |
1 | ingob | 124 | } |
125 | |||
126 | //---------------------------------------------------------------------------------------------------- |
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41 | ingob | 127 | void CheckErrors(void) |
128 | { |
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146 | killagreg | 129 | if(CheckDelay(SPI0_Timeout)) |
41 | ingob | 130 | { |
131 | LED_RED_ON; |
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132 | sprintf(ErrorMSG,"no FC communication "); |
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133 | ErrorCode = 3; |
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134 | StopNavigation = 1; |
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135 | } |
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146 | killagreg | 136 | else if(CheckDelay(I2C1_Timeout)) |
41 | ingob | 137 | { |
138 | LED_RED_ON; |
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139 | sprintf(ErrorMSG,"no MK3Mag communication "); |
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149 | killagreg | 140 | //Reset I2CBus |
141 | I2C1_Deinit(); |
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142 | I2C1_Init(); |
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41 | ingob | 143 | ErrorCode = 4; |
144 | StopNavigation = 1; |
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145 | } |
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146 | else if(FC_Version.Compatible != FC_SPI_COMPATIBLE) |
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147 | { |
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148 | LED_RED_ON; |
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149 | sprintf(ErrorMSG,"FC not compatible "); |
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150 | ErrorCode = 1; |
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151 | StopNavigation = 1; |
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152 | } |
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153 | else if(MK3MAG_Version.Compatible != MK3MAG_I2C_COMPATIBLE) |
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154 | { |
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155 | sprintf(ErrorMSG,"MK3Mag not compatible "); |
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156 | LED_RED_ON; |
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157 | ErrorCode = 2; |
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158 | StopNavigation = 1; |
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159 | } |
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146 | killagreg | 160 | else if(CheckDelay(UBX_Timeout)) |
41 | ingob | 161 | { |
162 | LED_RED_ON; |
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163 | sprintf(ErrorMSG,"no GPS communication "); |
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164 | ErrorCode = 5; |
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165 | StopNavigation = 1; |
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166 | } |
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167 | else if(I2C_Heading.Heading < 0) |
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168 | { |
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169 | LED_RED_ON; |
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170 | sprintf(ErrorMSG,"bad compass value "); |
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171 | ErrorCode = 6; |
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172 | StopNavigation = 1; |
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173 | } |
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174 | else if(FC.RC_Quality < 100) |
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175 | { |
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176 | LED_RED_ON; |
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177 | sprintf(ErrorMSG,"RC Signal lost "); |
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178 | ErrorCode = 7; |
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179 | } |
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180 | else // no error occured |
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181 | { |
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182 | sprintf(ErrorMSG,"No Error "); |
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183 | ErrorCode = 0; |
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184 | StopNavigation = 0; |
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185 | LED_RED_OFF; |
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186 | } |
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187 | } |
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24 | StephanB | 188 | |
154 | killagreg | 189 | // the handler will be cyclic called by the timer 1 ISR |
190 | // used is for critical timing parts that normaly would handled |
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191 | // within the main loop that could block longer at logging activities |
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192 | void EXTIT3_IRQHandler(void) |
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193 | { |
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194 | VIC_ITCmd(EXTIT3_ITLine,DISABLE); // disable irq |
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24 | StephanB | 195 | |
155 | killagreg | 196 | I2C1_UpdateCompass(); // update compass communication |
154 | killagreg | 197 | Analog_Update(); // get new ADC values |
198 | |||
199 | VIC_SWITCmd(EXTIT3_ITLine,DISABLE); // clear pending bit |
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200 | VIC_ITCmd(EXTIT3_ITLine, ENABLE); // enable irq |
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201 | } |
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202 | |||
41 | ingob | 203 | //---------------------------------------------------------------------------------------------------- |
204 | int main(void) |
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205 | { |
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206 | /* Configure the system clocks */ |
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207 | SCU_Config(); |
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208 | /* init VIC (Vectored Interrupt Controller) */ |
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209 | SCU_AHBPeriphClockConfig(__VIC,ENABLE); // enable AHB bus clock for VIC |
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210 | SCU_AHBPeriphReset(__VIC, DISABLE); // disable reset state for VIC |
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211 | VIC_DeInit(); // deinitializes the VIC module registers to their default reset values. |
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212 | // initialize the interrupt handler |
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213 | Interrupt_Init(); |
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119 | killagreg | 214 | // initialize timer 1 for System Clock and delay rountines |
41 | ingob | 215 | TIMER1_Init(); |
216 | // initialize the LEDs (needs Timer 1) |
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217 | Led_Init(); |
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218 | // initialize the debug UART1 |
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219 | UART1_Init(); |
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110 | killagreg | 220 | UART1_PutString("\r\n---------------------------------------------"); |
120 | killagreg | 221 | // initialize timer 2 for servo outputs |
222 | TIMER2_Init(); |
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41 | ingob | 223 | // initialize UART2 to FLIGHTCTRL |
224 | UART2_Init(); |
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225 | // initialize UART0 (to MKGPS or MK3MAG) |
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226 | UART0_Init(); |
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134 | killagreg | 227 | // initialize adc |
228 | Analog_Init(); |
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41 | ingob | 229 | // initialize usb |
141 | killagreg | 230 | //USB_ConfigInit(); |
41 | ingob | 231 | // initialize SPI0 to FC |
232 | SPI0_Init(); |
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233 | // initialize i2c bus to MK3MAG (needs Timer 1) |
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234 | I2C1_Init(); |
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235 | // initialize the gps position controller (needs Timer 1) |
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236 | GPS_Init(); |
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237 | // initialize fat16 partition on sd card (needs Timer 1) |
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238 | Fat16_Init(); |
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156 | killagreg | 239 | // initialize NC params |
240 | NCParams_Init(); |
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88 | killagreg | 241 | // initialize the settings |
242 | Settings_Init(); |
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92 | killagreg | 243 | // initialize logging (needs settings) |
82 | killagreg | 244 | Logging_Init(); |
1 | ingob | 245 | |
41 | ingob | 246 | TimerCheckError = SetDelay(3000); |
110 | killagreg | 247 | UART1_PutString("\r\n---------------------------------------------"); |
248 | UART1_PutString("\n\r Version information:"); |
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116 | killagreg | 249 | |
41 | ingob | 250 | GetNaviCtrlVersion(); |
149 | killagreg | 251 | |
150 | killagreg | 252 | I2C1_GetMK3MagVersion(); |
253 | if(MK3MAG_Version.Compatible != MK3MAG_I2C_COMPATIBLE) |
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41 | ingob | 254 | { |
150 | killagreg | 255 | UART1_PutString("\n\r MK3Mag not compatible"); |
41 | ingob | 256 | LED_RED_ON; |
257 | } |
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78 | holgerb | 258 | |
150 | killagreg | 259 | SPI0_GetFlightCtrlVersion(); |
260 | if(FC_Version.Compatible != FC_SPI_COMPATIBLE) |
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41 | ingob | 261 | { |
150 | killagreg | 262 | UART1_PutString("\n\r Flight-Ctrl not compatible"); |
41 | ingob | 263 | LED_RED_ON; |
264 | } |
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1 | ingob | 265 | |
116 | killagreg | 266 | UART0_GetMKOSDVersion(); |
267 | |||
110 | killagreg | 268 | UART1_PutString("\r\n---------------------------------------------\r\n\r\n"); |
154 | killagreg | 269 | |
270 | // ---------- Prepare the isr driven |
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271 | // set to absolute lowest priority |
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272 | VIC_Config(EXTIT3_ITLine, VIC_IRQ, PRIORITY_SW); |
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273 | // enanble interrupts |
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274 | VIC_ITCmd(EXTIT3_ITLine, ENABLE); |
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24 | StephanB | 275 | |
154 | killagreg | 276 | for (;;) // the endless main loop |
41 | ingob | 277 | { |
155 | killagreg | 278 | UART0_ProcessRxData(); // process request |
279 | UART1_ProcessRxData(); // process request |
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280 | USB_ProcessRxData(); // process request |
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154 | killagreg | 281 | UART0_TransmitTxData(); // send answer |
146 | killagreg | 282 | UART1_TransmitTxData(); // send answer |
112 | killagreg | 283 | USB_TransmitTxData(); // send answer |
284 | |||
155 | killagreg | 285 | SPI0_UpdateBuffer(); // handle new SPI Data |
286 | |||
41 | ingob | 287 | // ---------------- Error Check Timing ---------------------------- |
288 | if(CheckDelay(TimerCheckError)) |
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1 | ingob | 289 | { |
114 | killagreg | 290 | TimerCheckError = SetDelay(1000); |
146 | killagreg | 291 | if(CheckDelay(SPI0_Timeout)) GPS_Navigation(); // process the GPS data even if the FC is not connected |
41 | ingob | 292 | CheckErrors(); |
77 | holgerb | 293 | if(FC.MKFlags & MKFLAG_FLY) NaviData.FlyingTime++; // we want to count the battery-time |
146 | killagreg | 294 | // else NaviData.FlyingTime = 0; // not the time per flight |
110 | killagreg | 295 | UART1_Request_SendFollowMe = TRUE; |
92 | killagreg | 296 | if(SerialLinkOkay) SerialLinkOkay--; |
297 | if(SerialLinkOkay < 250 - 5) NCFlags |= NC_FLAG_NOSERIALLINK; // 5 seconds timeout for serial communication |
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298 | else NCFlags &= ~NC_FLAG_NOSERIALLINK; |
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1 | ingob | 299 | } |
82 | killagreg | 300 | // ---------------- Logging --------------------------------------- |
146 | killagreg | 301 | Logging_Update(); // could be block some time for at max. 2 seconds, therefore move time critical part of the mainloop into the ISR of timer 1 |
302 | // ---------------- ADC readings ----------------------------------- |
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24 | StephanB | 303 | } |
1 | ingob | 304 | } |
305 | |||
24 | StephanB | 306 |