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authorHubretXie <[email protected]>2019-01-12 15:03:37 +0800
committerGitHub <[email protected]>2019-01-12 15:03:37 +0800
commit706c0410cd9bc68102e0c39657f695e72a1d1e44 (patch)
treeba30e1a3b2f1070795dea53a88bc7a9d64c38087 /libcpu/arc/SConscript
parent2f8f8f85e25b363662f08d5b37e9c6913535e979 (diff)
[stm32][drv_usart]修复串口中断接收丢数据问题
使用串口中断方式接收数据,读取数据时会自动清除标识,这里再次清除中断标识会导致下一个数据丢失。 使用finsh就可以测出这个问题,中断接收丢数据时无法查看历史命令。
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