tmsc6000系列代码例程,串口通信例程，如果想移植到6678需要添加DEVICE ID.-tmsc6000 family code routines, serial communication routines, if you want to migrate to 6678 will need to add DEVICE ID.

PMSM电机的无速度传感器的矢量控制(Sensor-less FOC),该部分软件时添加了开机的自动偏执校准。-Senor-less FOC for PMSM, this code focus on Offset calculate.