ardupilot/Tools/AntennaTracker/system.pde

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// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
static void init_tracker()
{
hal.uartA->begin(SERIAL0_BAUD, 128, SERIAL_BUFSIZE);
// gps port
hal.uartB->begin(38400, 256, 16);
cliSerial->printf_P(PSTR("\n\nInit " THISFIRMWARE
"\n\nFree RAM: %u\n"),
memcheck_available_memory());
// Check the EEPROM format version before loading any parameters from EEPROM
load_parameters();
// reset the uartA baud rate after parameter load
hal.uartA->begin(map_baudrate(g.serial0_baud, SERIAL0_BAUD));
// init baro before we start the GCS, so that the CLI baro test works
barometer.init();
// init the GCS
gcs0.init(hal.uartA);
// Register mavlink_delay_cb, which will run anytime you have
// more than 5ms remaining in your call to hal.scheduler->delay
hal.scheduler->register_delay_callback(mavlink_delay_cb, 5);
// we have a 2nd serial port for telemetry
hal.uartC->begin(map_baudrate(g.serial3_baud, SERIAL3_BAUD),
128, SERIAL2_BUFSIZE);
gcs3.init(hal.uartC);
mavlink_system.sysid = g.sysid_this_mav;
if (g.compass_enabled==true) {
if (!compass.init() || !compass.read()) {
cliSerial->println_P(PSTR("Compass initialisation failed!"));
g.compass_enabled = false;
} else {
ahrs.set_compass(&compass);
}
}
// Do GPS init
g_gps = &g_gps_driver;
// GPS Initialization
g_gps->init(hal.uartB, GPS::GPS_ENGINE_STATIONARY);
mavlink_system.compid = 4;
mavlink_system.type = MAV_TYPE_ANTENNA_TRACKER;
ahrs.init();
ahrs.set_fly_forward(false);
ins.init(AP_InertialSensor::WARM_START, ins_sample_rate);
ahrs.reset();
init_barometer();
hal.uartA->set_blocking_writes(false);
hal.uartC->set_blocking_writes(false);
// setup antenna control PWM channels
channel_yaw.set_angle(4500);
channel_pitch.set_angle(4500);
channel_yaw.output_trim();
channel_pitch.output_trim();
channel_yaw.calc_pwm();
channel_pitch.calc_pwm();
channel_yaw.enable_out();
channel_pitch.enable_out();
gcs_send_text_P(SEVERITY_LOW,PSTR("\nReady to track."));
hal.scheduler->delay(1000);
}
// updates the status of the notify objects
// should be called at 50hz
static void update_notify()
{
notify.update();
}
/*
* map from a 8 bit EEPROM baud rate to a real baud rate
*/
static uint32_t map_baudrate(int8_t rate, uint32_t default_baud)
{
switch (rate) {
case 1: return 1200;
case 2: return 2400;
case 4: return 4800;
case 9: return 9600;
case 19: return 19200;
case 38: return 38400;
case 57: return 57600;
case 111: return 111100;
case 115: return 115200;
}
cliSerial->println_P(PSTR("Invalid SERIAL3_BAUD"));
return default_baud;
}