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[drivers][serial V1]poll tx 增加异常退出机制

This commit is contained in:
wdfk-prog 2024-06-13 09:14:24 +08:00 committed by Meco Man
parent d342450594
commit 28c7522e26
2 changed files with 7 additions and 5 deletions
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6
components/drivers/include/drivers/serial.h
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2006-2023, RT-Thread Development Team
* Copyright (c) 2006-2024, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
@ -85,8 +85,8 @@
#define RT_SERIAL_TX_DATAQUEUE_SIZE 2048
#define RT_SERIAL_TX_DATAQUEUE_LWM 30
#define RT_SERIAL_FLOWCONTROL_CTSRTS 1
#define RT_SERIAL_FLOWCONTROL_NONE 0
#define RT_SERIAL_FLOWCONTROL_CTSRTS 1
#define RT_SERIAL_FLOWCONTROL_NONE 0
/* Default config for serial_configure structure */
#define RT_SERIAL_CONFIG_DEFAULT \

6
components/drivers/serial/serial.c
View File

@ -1,5 +1,5 @@
/*
* Copyright (c) 2006-2023, RT-Thread Development Team
* Copyright (c) 2006-2024, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
@ -278,7 +278,9 @@ rt_inline int _serial_poll_tx(struct rt_serial_device *serial, const rt_uint8_t
serial->ops->putc(serial, '\r');
}
serial->ops->putc(serial, *data);
if(serial->ops->putc(serial, *data) < 0) {
break;
}
++ data;
-- length;