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[components][drivers][serial] serial.c 修复串口有时重复发送 '\r' 的问题 (#7767)

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sp-cai 2023-07-08 11:52:32 +08:00 committed by GitHub
parent 67b38d1aad
commit 75f65b6af6
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1 changed files with 1 additions and 2 deletions
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components/drivers/serial/serial.c
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@ -359,10 +359,9 @@ rt_inline int _serial_int_tx(struct rt_serial_device *serial, const rt_uint8_t *
} }
} }
if (serial->ops->putc(serial, *(char*)data) == -1) while (serial->ops->putc(serial, *(char*)data) == -1)
{ {
rt_completion_wait(&(tx->completion), RT_WAITING_FOREVER); rt_completion_wait(&(tx->completion), RT_WAITING_FOREVER);
continue;
} }
data ++; length --; data ++; length --;