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#define USART_REC_LEN 200 //定义最大接收字节数 200
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extern uint8_t temp;
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extern uint8_t USART_RX_BUF[USART_REC_LEN]; //接收缓冲
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extern uint16_t USART_RX_STA;
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extern uint8_t aRxBuffer[1];
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