90 lines
2.9 KiB
C
90 lines
2.9 KiB
C
/*
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ChibiOS - Copyright (C) 2016..2018 Theodore Ateba
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#include "ch.h"
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#include "hal.h"
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/**
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* @brief USARTC0 configuration structure.
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*/
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const UARTConfig usart1cfg = {
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NULL, /* Transmission buffer callback. */
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NULL, /* End of physical transmission callback. */
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NULL, /* Received buffer filled callback. */
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NULL, /* Caractere received while output. */
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NULL, /* Received error callback. */
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115200, /* Usart baud rate. */
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false, /* Double transmission speed. */
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false, /* Multiprocessor communication mode bit. */
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false, /* Transmission bit 8. */
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USART_CMODE_ASYNCHRONOUS, /* Communication mode. */
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USART_PMODE_DISABLE, /* Parity mode. */
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false, /* False=1bit stop, true=2bit stop. */
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USART_CHSIZE_8BIT, /* Caractere size. */
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};
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static THD_WORKING_AREA(waThread1, 32);
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static THD_FUNCTION(Thread1, arg) {
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(void)arg;
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chRegSetThreadName("Blinker");
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while (true) {
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palClearPad(IOPORT5, PORTE_LED);
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chThdSleepMilliseconds(2000);
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palSetPad(IOPORT5, PORTE_LED);
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chThdSleepMilliseconds(50);
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}
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}
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/*
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* Application entry point.
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*/
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int main(void) {
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/*
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* System initializations.
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* - HAL initialization, this also initializes the configured device drivers
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* and performs the board-specific initializations.
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* - Kernel initialization, the main() function becomes a thread and the
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* RTOS is active.
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*/
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halInit();
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chSysInit();
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/*
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* Set the TX and the RX pin to use the USARTC0 module.
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* PIN3 (TXD0) as output for USARTC0.
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* PIN2 (RXD0) as input for USARTC0.
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*/
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palSetPadMode(IOPORT3, PIN3, PAL_MODE_OUTPUT_PUSHPULL);
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palSetPadMode(IOPORT3, PIN2, PAL_MODE_INPUT_PULLUP);
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/* Start the USART1 (USARTC0). */
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uartStart(&USART1D, &usart1cfg);
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/*
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* Starts the LED blinker thread.
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*/
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chThdCreateStatic(waThread1, sizeof(waThread1), NORMALPRIO, Thread1, NULL);
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while (TRUE) {
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uartStartSend(&USART1D,14, (const uint8_t *)"Hello world!\r\n");
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chThdSleepMilliseconds(2000);
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}
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}
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