int main(void) {
init();
int thrust = 0; // Holds thrust %age
int old_thrust = 0; // Holds old thrust value. Used to limit the number of bytes sent
int checksum = 0; // checksum for outgoing serial data. Integrity is important!
while(1) {
if (unlock) { // If the safety switch is active
LATBbits.LATB5 = 1; // Green LED
thrust = get_thrust(old_thrust);
clear_bt_buf();
__delay_ms(5);
} else { // System is locked!
LATBbits.LATB5 = 0; // Red LED
clear_bt_buf();
thrust = 0;
}
if (thrust != old_thrust) {
old_thrust = thrust;
uart_putChar('t', 2); // t for thrust, same as amarino
uart_putChar(thrust, 2);
checksum = ('t' ^ thrust); // Checksum is pretty simple for two bytes!
uart_putChar(checksum, 2);
}
}
return 0;
}
std::string spacecraft::human_readable() const {
std::ostringstream s;
s << "NEP spacecraft:" << std::endl << std::endl;
s << "mass: " << get_mass() << std::endl;
s << "thrust: " << get_thrust() << std::endl;
s << "isp: " << get_isp() << std::endl;
return s.str();
};
Thrust Engine::get_thrust_changed() const {
return (get_health()/get_max_health())*get_thrust();
}