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jzlv 2021-04-13 19:23:11 +08:00
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examples/uart/uart_poll/main.c Normal file
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/**
* @file main.c
* @brief
*
* Copyright (c) 2021 Bouffalolab team
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
*/
#include "hal_uart.h"
const uint8_t buffer[10]="12345678\r\n";
int main(void)
{
bflb_platform_init(0);
uart_register(UART1_INDEX, "uart1", DEVICE_OFLAG_RDWR);
struct device *uart1 = device_find("uart1");
if (uart1)
{
device_open(uart1, DEVICE_OFLAG_STREAM_TX); //uart0 tx dma mode
MSG("device find success\r\n");
}
device_write(uart1,0,buffer,10);
while(1)
{
MSG("\r\n uart0 and uart1 poll tx case\r\n");
bflb_platform_delay_ms(1000);
}
}