rename freertos example
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hathach
246
examples/device/cdc_msc_hid_freertos/src/main.c
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examples/device/cdc_msc_hid_freertos/src/main.c
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/**************************************************************************/
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/*!
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@file main.c
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@author hathach (tinyusb.org)
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@section LICENSE
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Software License Agreement (BSD License)
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Copyright (c) 2013, hathach (tinyusb.org)
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. Neither the name of the copyright holders nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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This file is part of the tinyusb stack.
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*/
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/**************************************************************************/
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//--------------------------------------------------------------------+
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// INCLUDE
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//--------------------------------------------------------------------+
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "FreeRTOS.h"
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#include "task.h"
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#include "timers.h"
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#include "queue.h"
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#include "semphr.h"
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#include "bsp/board.h"
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#include "tusb.h"
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//--------------------------------------------------------------------+
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// MACRO CONSTANT TYPEDEF
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//--------------------------------------------------------------------+
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//--------------------------------------------------------------------+
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// INTERNAL OBJECT & FUNCTION DECLARATION
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//--------------------------------------------------------------------+
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void print_greeting(void);
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void led_blinky_cb(TimerHandle_t xTimer);
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/*------------- MAIN -------------*/
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int main(void)
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{
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board_init();
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print_greeting();
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// soft timer for blinky
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TimerHandle_t tm_hdl = xTimerCreate(NULL, pdMS_TO_TICKS(1000), true, NULL, led_blinky_cb);
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xTimerStart(tm_hdl, 0);
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tusb_init();
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// Create task
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#if CFG_TUD_CDC
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extern void cdc_task(void* params);
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xTaskCreate( cdc_task, "cdc", 256, NULL, 2, NULL);
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#endif
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#if CFG_TUD_HID
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extern void usb_hid_task(void* params);
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#endif
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vTaskStartScheduler();
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NVIC_SystemReset();
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return 0;
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}
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//--------------------------------------------------------------------+
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// USB CDC
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//--------------------------------------------------------------------+
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#if CFG_TUD_CDC
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void cdc_task(void* params)
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{
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(void) params;
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while ( 1 )
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{
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// connected and there are data available
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if ( tud_cdc_connected() )
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{
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if ( tud_cdc_available() )
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{
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uint8_t buf[64];
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// read and echo back
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uint32_t count = tud_cdc_read(buf, sizeof(buf));
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tud_cdc_write(buf, count);
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}
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tud_cdc_write_flush();
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}
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}
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}
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void tud_cdc_line_state_cb(uint8_t itf, bool dtr, bool rts)
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{
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(void) itf;
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// connected
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if ( dtr && rts )
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{
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// print greeting
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tud_cdc_write_str("tinyusb usb cdc\n");
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}
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}
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#endif
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//--------------------------------------------------------------------+
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// USB HID
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//--------------------------------------------------------------------+
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#if CFG_TUD_HID
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void usb_hid_task(void* params)
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{
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(void) params;
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// Poll every 10ms
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static tu_timeout_t tm = { .start = 0, .interval = 10 };
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if ( !tu_timeout_expired(&tm) ) return; // not enough time
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tu_timeout_reset(&tm);
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uint32_t const btn = board_buttons();
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/*------------- Keyboard -------------*/
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if ( tud_hid_keyboard_ready() )
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{
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if ( btn )
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{
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uint8_t keycode[6] = { 0 };
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for(uint8_t i=0; i < 6; i++)
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{
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if ( btn & (1 << i) ) keycode[i] = HID_KEY_A + i;
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}
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tud_hid_keyboard_keycode(0, keycode);
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}else
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{
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// Null means all zeroes keycodes
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tud_hid_keyboard_keycode(0, NULL);
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}
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}
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/*------------- Mouse -------------*/
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if ( tud_hid_mouse_ready() )
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{
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enum { DELTA = 5 };
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if ( btn & 0x01 ) tud_hid_mouse_move(-DELTA, 0); // left
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if ( btn & 0x02 ) tud_hid_mouse_move( DELTA, 0); // right
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if ( btn & 0x04 ) tud_hid_mouse_move( 0 , -DELTA); // up
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if ( btn & 0x08 ) tud_hid_mouse_move( 0 , DELTA); // down
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}
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}
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uint16_t tud_hid_generic_get_report_cb(uint8_t report_id, hid_report_type_t report_type, uint8_t* buffer, uint16_t reqlen)
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{
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// TODO not Implemented
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return 0;
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}
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void tud_hid_generic_set_report_cb(uint8_t report_id, hid_report_type_t report_type, uint8_t const* buffer, uint16_t bufsize)
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{
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// TODO not Implemented
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}
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#endif
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//--------------------------------------------------------------------+
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// tinyusb callbacks
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//--------------------------------------------------------------------+
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void tud_mount_cb(void)
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{
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}
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void tud_umount_cb(void)
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{
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}
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void tud_cdc_rx_cb(uint8_t itf)
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{
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}
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//--------------------------------------------------------------------+
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// BLINKING TASK
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//--------------------------------------------------------------------+
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void led_blinky_cb(TimerHandle_t xTimer)
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{
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(void) xTimer;
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static bool led_state = false;
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board_led_control(BOARD_LED0, led_state);
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led_state = 1 - led_state; // toggle
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}
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//--------------------------------------------------------------------+
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// HELPER FUNCTION
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//--------------------------------------------------------------------+
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void print_greeting(void)
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{
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char const * const rtos_name[] =
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{
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[OPT_OS_NONE] = "None",
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[OPT_OS_FREERTOS] = "FreeRTOS",
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};
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printf("\n--------------------------------------------------------------------\n");
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printf("- Device Demo (a tinyusb example)\n");
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printf("- if you find any bugs or get any questions, feel free to file an\n");
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printf("- issue at https://github.com/hathach/tinyusb\n");
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printf("--------------------------------------------------------------------\n\n");
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printf("This DEVICE demo is configured to support:");
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printf(" - RTOS = %s\n", rtos_name[CFG_TUSB_OS]);
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if (CFG_TUD_CDC ) puts(" - Communication Device Class");
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if (CFG_TUD_MSC ) puts(" - Mass Storage");
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if (CFG_TUD_HID_KEYBOARD ) puts(" - HID Keyboard");
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if (CFG_TUD_HID_MOUSE ) puts(" - HID Mouse");
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}
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