Subversion Repositories FlightCtrl

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Ignore whitespace Rev 2107 → Rev 2108

/branches/dongfang_FC_fixedwing/arduino_atmega328/externalControl.c
0,0 → 1,58
#include "externalControl.h"
#include "configuration.h"
#include "controlMixer.h"
 
ExternalControl_t externalControl;
uint8_t externalControlActive = 0;
 
void EC_setNeutral(void) {
// if necessary. From main.c.
externalControl.config = 0;
externalControl.pitch = 0;
externalControl.roll = 0;
externalControl.yaw = 0;
externalControl.throttle = 0;
 
// From main.c. What does it do??
externalControl.digital[0] = 0x55;
}
 
void EC_periodicTaskAndPRYT(int16_t* PRYT) {
if (externalControlActive) {
externalControlActive--;
PRYT[CONTROL_ELEVATOR] += externalControl.pitch * 8;
PRYT[CONTROL_AILERONS] += externalControl.roll * 8;
PRYT[CONTROL_THROTTLE] += externalControl.throttle * 8;
PRYT[CONTROL_RUDDER] += externalControl.yaw * 8;
}
}
 
uint8_t EC_getArgument(void) {
return externalControl.config;
}
 
uint8_t EC_getCommand(void) {
return externalControl.free;
}
 
// not implemented.
int16_t EC_getVariable(uint8_t varNum) {
return 0;
}
 
uint8_t EC_getSignalQuality(void) {
if (externalControlActive > 40)
// Configured and heard from recently
return SIGNAL_GOOD;
 
if (externalControlActive)
// Configured and heard from
return SIGNAL_OK;
 
if (!(externalControl.config & 0x01 && dynamicParams.externalControl > 128))
// External control is not even configured.
return NO_SIGNAL;
 
// Configured but expired.
return SIGNAL_LOST;
}