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Merge pull request #1699 from qgyhd1234/at 

[net][at] fix server repeated enter issue
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朱天龙 (Armink) 2018-08-05 08:30:57 +08:00 committed by GitHub
parent 471a2aa606 f166ac946b
commit 03bf99a56d
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1 changed files with 2 additions and 2 deletions
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components/net/at/src/at_server.c
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@ -352,10 +352,10 @@ static char at_server_gerchar(void)
{
char ch;
if (rt_device_read(at_server_local->device, 0, &ch, 1) == 0)
while (rt_device_read(at_server_local->device, 0, &ch, 1) == 0)
{
rt_sem_control(at_server_local->rx_notice, RT_IPC_CMD_RESET, RT_NULL);
rt_sem_take(at_server_local->rx_notice, RT_WAITING_FOREVER);
rt_device_read(at_server_local->device, 0, &ch, 1);
}
return ch;