环形缓冲区,适用于接收外部数据时用作缓冲 STM32
QUEUE_DATA_TYPE* cbWrite(QueueBuffer *cb);
QUEUE_DATA_TYPE* cbRead(QueueBuffer *cb);
void cbReadFinish(QueueBuffer *cb);
void cbWriteFinish(QueueBuffer *cb);
//void cbPrint(QueueBuffer *cb);
QUEUE_DATA_TYPE* cbWriteUsing(QueueBuffer *cb) ;
int cbIsFull(QueueBuffer *cb) ;
int cbIsEmpty(QueueBuffer *cb) ;
1