void motorola_locomotive_speed_direction_packet(uint8_t, uint8_t, uint8_t, uint8_t);
void motorola_locomotive_speed_function_packet(uint8_t, uint8_t, uint8_t, uint8_t, uint8_t);
void motorola_solenoid_packet(uint8_t, uint8_t, uint8_t);
void motorola_locomotive_speed_direction_packet(uint8_t, uint8_t, uint8_t, uint8_t);
void motorola_locomotive_speed_function_packet(uint8_t, uint8_t, uint8_t, uint8_t, uint8_t);
void motorola_solenoid_packet(uint8_t, uint8_t, uint8_t);