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pvvx 2017-06-21 03:00:20 +03:00
parent 34d3652711
commit 39f77eb92b
1844 changed files with 899433 additions and 7 deletions
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89
USDK/example_sources/uart_stream_irq/src/main.c Normal file
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/*
* Routines to access hardware
*
* Copyright (c) 2013 Realtek Semiconductor Corp.
*
* This module is a confidential and proprietary property of RealTek and
* possession or use of this module requires written permission of RealTek.
*/
#include "device.h"
#include "serial_api.h"
#include "serial_ex_api.h"
#include "main.h"
#define UART_TX PA_7 //PB_5
#define UART_RX PA_6 //PB_4
#define SRX_BUF_SZ 16
char rx_buf[SRX_BUF_SZ]={0};
volatile uint32_t tx_busy=0;
volatile uint32_t rx_done=0;
void uart_send_string_done(uint32_t id)
{
serial_t *sobj = (void*)id;
tx_busy = 0;
}
void uart_recv_string_done(uint32_t id)
{
serial_t *sobj = (void*)id;
rx_done = 1;
}
void uart_send_string(serial_t *sobj, char *pstr)
{
int32_t ret=0;
if (tx_busy) {
return;
}
tx_busy = 1;
ret = serial_send_stream(sobj, pstr, _strlen(pstr));
if (ret != 0) {
DBG_8195A("%s Error(%d)\n", __FUNCTION__, ret);
tx_busy = 0;
}
}
void main(void)
{
serial_t sobj;
int ret;
serial_init(&sobj,UART_TX,UART_RX);
serial_baud(&sobj,38400);
serial_format(&sobj, 8, ParityNone, 1);
serial_send_comp_handler(&sobj, (void*)uart_send_string_done, (uint32_t) &sobj);
serial_recv_comp_handler(&sobj, (void*)uart_recv_string_done, (uint32_t) &sobj);
ret = serial_recv_stream(&sobj, rx_buf, 8);
if (ret) {
DBG_8195A(" %s: Recv Error(%d)\n", __FUNCTION__, ret);
rx_done = 1;
}
while (1) {
#if 0
if (!tx_busy) {
uart_send_string(&sobj, "Hello World! :) \r\n");
}
#endif
if (rx_done) {
uart_send_string(&sobj, rx_buf);
rx_done = 0;
ret = serial_recv_stream(&sobj, rx_buf, 8);
if (ret) {
DBG_8195A(" %s: Recv Error(%d)\n", __FUNCTION__, ret);
rx_done = 1;
}
}
}
}