#2894 - Crossfire (inverted serial) sent on S.PORT pin in the module bay

16 channels sent every 2.5ms now @ 200KBauds with CRC

radio/src/tests/crossfire.cpp

@@ -0,0 +1,55 @@
+/*
+ * Authors (alphabetical order)
+ * - Andre Bernet <bernet.andre@gmail.com>
+ * - Andreas Weitl
+ * - Bertrand Songis <bsongis@gmail.com>
+ * - Bryan J. Rentoul (Gruvin) <gruvin@gmail.com>
+ * - Cameron Weeks <th9xer@gmail.com>
+ * - Erez Raviv
+ * - Gabriel Birkus
+ * - Jean-Pierre Parisy
+ * - Karl Szmutny
+ * - Michael Blandford
+ * - Michal Hlavinka
+ * - Pat Mackenzie
+ * - Philip Moss
+ * - Rob Thomson
+ * - Romolo Manfredini <romolo.manfredini@gmail.com>
+ * - Thomas Husterer
+ *
+ * opentx is based on code named
+ * gruvin9x by Bryan J. Rentoul: http://code.google.com/p/gruvin9x/,
+ * er9x by Erez Raviv: http://code.google.com/p/er9x/,
+ * and the original (and ongoing) project by
+ * Thomas Husterer, th9x: http://code.google.com/p/th9x/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include "gtests.h"
+
+#if defined(CROSSFIRE)
+TEST(Crossfire, createCrossfireFrame)
+{
+  int16_t pulsesStart[NUM_TRAINER];
+  uint8_t crossfire[CROSSFIRE_FRAME_LEN];
+
+  memset(crossfire, 0, sizeof(crossfire));
+  for (int i=0; i<NUM_TRAINER; i++) {
+    pulsesStart[i] = -1024 + (2048 / NUM_TRAINER) * i;
+  }
+
+  createCrossfireFrame(crossfire, pulsesStart);
+
+  // TODO check
+}
+#endif
+