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0c08abd19a
The application is mainly to compile-test non-blocking UART functionality, but some functional testing is also possible. With non-blocking UART the total runtime of the program is 2100735 µs on same54-xpro. With blocking UART the total runtime is 2152407 µs.
70 lines
2.3 KiB
C
70 lines
2.3 KiB
C
/*
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* Copyright (C) 2019 Benjamin Valentin <benpicco@googlemail.com>
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*
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* This file is subject to the terms and conditions of the GNU Lesser
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* General Public License v2.1. See the file LICENSE in the top level
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* directory for more details.
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*/
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/**
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* @ingroup tests
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* @{
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*
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* @file
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* @brief Simple test application for non-blocking UART functionality
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*
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* @author Benjamin Valentin <benpicco@googlemail.com>
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*
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* @}
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*/
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#include <stdio.h>
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#include <xtimer.h>
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#define LINE_DELAY_MS 100
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static inline uint32_t puts_delay(const char* str)
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{
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puts(str);
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xtimer_usleep(LINE_DELAY_MS * 1000);
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return LINE_DELAY_MS * 1000;
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}
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int main(void)
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{
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uint32_t total_us = 0;
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xtimer_ticks32_t counter = xtimer_now();
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/* Richard Stallman and the Free Software Foundation
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claim no copyright on this song. */
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total_us += puts_delay("");
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total_us += puts_delay("Join us now and share the software;");
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total_us += puts_delay("You'll be free, hackers, you'll be free.");
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total_us += puts_delay("Join us now and share the software;");
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total_us += puts_delay("You'll be free, hackers, you'll be free.");
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total_us += puts_delay("");
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total_us += puts_delay("Hoarders can get piles of money,");
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total_us += puts_delay("That is true, hackers, that is true.");
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total_us += puts_delay("But they cannot help their neighbors;");
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total_us += puts_delay("That's not good, hackers, that's not good.");
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total_us += puts_delay("");
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total_us += puts_delay("When we have enough free software");
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total_us += puts_delay("At our call, hackers, at our call,");
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total_us += puts_delay("We'll kick out those dirty licenses");
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total_us += puts_delay("Ever more, hackers, ever more.");
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total_us += puts_delay("");
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total_us += puts_delay("Join us now and share the software;");
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total_us += puts_delay("You'll be free, hackers, you'll be free.");
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total_us += puts_delay("Join us now and share the software;");
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total_us += puts_delay("You'll be free, hackers, you'll be free.");
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total_us += puts_delay("");
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counter.ticks32 = xtimer_now().ticks32 - counter.ticks32;
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printf("== printed in %" PRIu32 "/%" PRIu32 " µs ==\n", xtimer_usec_from_ticks(counter), total_us);
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puts("[SUCCESS]");
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return 0;
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}
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