micropython/teensy/core/usb_dev.h

109 lines
3.3 KiB
C

/* Teensyduino Core Library
* http://www.pjrc.com/teensy/
* Copyright (c) 2013 PJRC.COM, LLC.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* 1. The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* 2. If the Software is incorporated into a build system that allows
* selection among a list of target devices, then similar target
* devices manufactured by PJRC.COM must be included in the list of
* target devices and selectable in the same manner.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef _usb_dev_h_
#define _usb_dev_h_
#if F_CPU >= 20000000
// This header is NOT meant to be included when compiling
// user sketches in Arduino. The low-level functions
// provided by usb_dev.c are meant to be called only by
// code which provides higher-level interfaces to the user.
#include "usb_mem.h"
#include "usb_desc.h"
#ifdef __cplusplus
extern "C" {
#endif
void usb_init(void);
void usb_init_serialnumber(void);
void usb_isr(void);
usb_packet_t *usb_rx(uint32_t endpoint);
uint32_t usb_tx_byte_count(uint32_t endpoint);
uint32_t usb_tx_packet_count(uint32_t endpoint);
void usb_tx(uint32_t endpoint, usb_packet_t *packet);
void usb_tx_isr(uint32_t endpoint, usb_packet_t *packet);
extern volatile uint8_t usb_configuration;
extern uint16_t usb_rx_byte_count_data[NUM_ENDPOINTS];
static inline uint32_t usb_rx_byte_count(uint32_t endpoint) __attribute__((always_inline));
static inline uint32_t usb_rx_byte_count(uint32_t endpoint)
{
endpoint--;
if (endpoint >= NUM_ENDPOINTS) return 0;
return usb_rx_byte_count_data[endpoint];
}
#ifdef CDC_DATA_INTERFACE
extern uint32_t usb_cdc_line_coding[2];
extern volatile uint8_t usb_cdc_line_rtsdtr;
extern volatile uint8_t usb_cdc_transmit_flush_timer;
extern void usb_serial_flush_callback(void);
#endif
#ifdef SEREMU_INTERFACE
extern volatile uint8_t usb_seremu_transmit_flush_timer;
extern void usb_seremu_flush_callback(void);
#endif
#ifdef KEYBOARD_INTERFACE
extern uint8_t keyboard_modifier_keys;
extern uint8_t keyboard_keys[6];
extern uint8_t keyboard_protocol;
extern uint8_t keyboard_idle_config;
extern uint8_t keyboard_idle_count;
extern volatile uint8_t keyboard_leds;
#endif
#ifdef MIDI_INTERFACE
extern void usb_midi_flush_output(void);
#endif
#ifdef FLIGHTSIM_INTERFACE
extern void usb_flightsim_flush_callback(void);
#endif
#ifdef __cplusplus
}
#endif
#endif // F_CPU >= 20 MHz
#endif