The first frame (8) data sending finished, the control signal are restored the original state, only keep a high level, ti application state interruption.
第一帧(8位)数据发送完毕时，各控制信号均恢复原状态，只有TI保持高电平，呈中断申请状态。
The first frame (8) data sending finished, the control signal are restored the original state, only keep a high level, ti application state interruption.
第一帧(8位)数据发送完毕时，各控制信号均恢复原状态，只有TI保持高电平，呈中断申请状态。
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