83 lines
2.1 KiB
C
83 lines
2.1 KiB
C
/*
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ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
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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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#include "usbcfg.h"
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SerialUSBDriver SDU1;
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/*
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* LED blinker thread, times are in milliseconds.
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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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palTogglePad(IOPORT4, BOARD_LED1);
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chThdSleepMilliseconds(1000);
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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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palSetPadMode(IOPORT4, BOARD_LED1, PAL_MODE_OUTPUT_PUSHPULL);
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palClearPad(IOPORT4, BOARD_LED1);
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/*
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* Initializes a serial-over-USB CDC driver.
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*/
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sduObjectInit(&SDU1);
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sduStart(&SDU1, &serusbcfg);
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/*
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* Activates the USB driver and then the USB bus pull-up on D+.
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* Note, a delay is inserted in order to not have to disconnect the cable
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* after a reset.
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*/
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usbDisconnectBus(serusbcfg.usbp);
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chThdSleepMilliseconds(1000);
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usbStart(serusbcfg.usbp, &usbcfg);
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usbConnectBus(serusbcfg.usbp);
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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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if (SDU1.config->usbp->state == USB_ACTIVE) {
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chnWrite(&SDU1, (const uint8_t *)"Hello World!\r\n", 14);
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}
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chThdSleepMilliseconds(2000);
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}
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}
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