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目前通过430单片机通过并口向AMBE3000F发送语音数据，使用AMBE3000F芯片语音数据压缩为channel，再通过并口返回，用430单片机接收，但每次转换出的channel数据都是相同的，请问下可能是哪些指令或者设置问题？先谢谢大家了
