﻿communication layer: SCS
----------------------------
hardware interface layer: SCSerial
----------------------------
application layer: SMS_STS SCSCL -> ST/SC



SMS_STS sms_sts;//ST Servos
SCSCL sc;//定义SC Servos



INST.h---directive definition header file
SCS.h/SCS.cpp---communication layer program
SCSerial.h/SCSerial.cpp---hardware interface program
SMS_STS.h/SMS_STS.cpp---application layer for ST Servos
SCSCL.h/SCSCL.cpp---application layer for SC Servos


SCS<---SCSerial<---SMS_STS/SCSCL