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author | Andrew Tridgell <tridge@samba.org> | 2014-07-03 14:10:38 +1000 |
---|---|---|
committer | Lorenz Meier <lm@inf.ethz.ch> | 2014-07-08 11:56:45 +0200 |
commit | a049f0841d0a68edf2f1e5d10ba2ab24d15aa472 (patch) | |
tree | 87e7c8e1daa107199d1a3c372b79596cb36e3778 | |
parent | 1dfc7bad7b04af74d154b9c4bd3886f346f38d72 (diff) | |
download | px4-firmware-a049f0841d0a68edf2f1e5d10ba2ab24d15aa472.tar.gz px4-firmware-a049f0841d0a68edf2f1e5d10ba2ab24d15aa472.tar.bz2 px4-firmware-a049f0841d0a68edf2f1e5d10ba2ab24d15aa472.zip |
Merged L3GD20 orientation flag while keeping original bus speed
-rw-r--r-- | src/drivers/l3gd20/l3gd20.cpp | 29 |
1 files changed, 20 insertions, 9 deletions
diff --git a/src/drivers/l3gd20/l3gd20.cpp b/src/drivers/l3gd20/l3gd20.cpp index 06b36d688..f8cd509a2 100644 --- a/src/drivers/l3gd20/l3gd20.cpp +++ b/src/drivers/l3gd20/l3gd20.cpp @@ -69,6 +69,7 @@ #include <board_config.h> #include <mathlib/math/filter/LowPassFilter2p.hpp> +#include <lib/conversion/rotation.h> #define L3GD20_DEVICE_PATH "/dev/l3gd20" @@ -185,7 +186,7 @@ extern "C" { __EXPORT int l3gd20_main(int argc, char *argv[]); } class L3GD20 : public device::SPI { public: - L3GD20(int bus, const char* path, spi_dev_e device); + L3GD20(int bus, const char* path, spi_dev_e device, enum Rotation rotation); virtual ~L3GD20(); virtual int init(); @@ -230,6 +231,8 @@ private: /* true if an L3G4200D is detected */ bool _is_l3g4200d; + enum Rotation _rotation; + /** * Start automatic measurement. */ @@ -329,7 +332,7 @@ private: int self_test(); }; -L3GD20::L3GD20(int bus, const char* path, spi_dev_e device) : +L3GD20::L3GD20(int bus, const char* path, spi_dev_e device, enum Rotation rotation) : SPI("L3GD20", path, bus, device, SPIDEV_MODE3, 11*1000*1000 /* will be rounded to 10.4 MHz, within margins for L3GD20 */), _call_interval(0), _reports(nullptr), @@ -346,7 +349,8 @@ L3GD20::L3GD20(int bus, const char* path, spi_dev_e device) : _gyro_filter_x(L3GD20_DEFAULT_RATE, L3GD20_DEFAULT_FILTER_FREQ), _gyro_filter_y(L3GD20_DEFAULT_RATE, L3GD20_DEFAULT_FILTER_FREQ), _gyro_filter_z(L3GD20_DEFAULT_RATE, L3GD20_DEFAULT_FILTER_FREQ), - _is_l3g4200d(false) + _is_l3g4200d(false), + _rotation(rotation) { // enable debug() calls _debug_enabled = true; @@ -915,6 +919,9 @@ L3GD20::measure() report.y = _gyro_filter_y.apply(report.y); report.z = _gyro_filter_z.apply(report.z); + // apply user specified rotation + rotate_3f(_rotation, report.x, report.y, report.z); + report.scaling = _gyro_range_scale; report.range_rad_s = _gyro_range_rad_s; @@ -975,7 +982,7 @@ namespace l3gd20 L3GD20 *g_dev; -void start(); +void start(bool external_bus, enum Rotation rotation); void test(); void reset(); void info(); @@ -984,7 +991,7 @@ void info(); * Start the driver. */ void -start(bool external_bus) +start(bool external_bus, enum Rotation rotation) { int fd; @@ -994,12 +1001,12 @@ start(bool external_bus) /* create the driver */ if (external_bus) { #ifdef PX4_SPI_BUS_EXT - g_dev = new L3GD20(PX4_SPI_BUS_EXT, L3GD20_DEVICE_PATH, (spi_dev_e)PX4_SPIDEV_EXT_GYRO); + g_dev = new L3GD20(PX4_SPI_BUS_EXT, L3GD20_DEVICE_PATH, (spi_dev_e)PX4_SPIDEV_EXT_GYRO, rotation); #else errx(0, "External SPI not available"); #endif } else { - g_dev = new L3GD20(PX4_SPI_BUS_SENSORS, L3GD20_DEVICE_PATH, (spi_dev_e)PX4_SPIDEV_GYRO); + g_dev = new L3GD20(PX4_SPI_BUS_SENSORS, L3GD20_DEVICE_PATH, (spi_dev_e)PX4_SPIDEV_GYRO, rotation); } if (g_dev == nullptr) @@ -1128,13 +1135,17 @@ l3gd20_main(int argc, char *argv[]) { bool external_bus = false; int ch; + enum Rotation rotation = ROTATION_NONE; /* jump over start/off/etc and look at options first */ - while ((ch = getopt(argc, argv, "X")) != EOF) { + while ((ch = getopt(argc, argv, "XR:")) != EOF) { switch (ch) { case 'X': external_bus = true; break; + case 'R': + rotation = (enum Rotation)atoi(optarg); + break; default: l3gd20_usage(); exit(0); @@ -1148,7 +1159,7 @@ l3gd20_main(int argc, char *argv[]) */ if (!strcmp(verb, "start")) - l3gd20::start(external_bus); + l3gd20::start(external_bus, rotation); /* * Test the driver/device. |