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Diffstat (limited to 'teensy/core/usb_dev.h')
| -rw-r--r-- | teensy/core/usb_dev.h | 108 |
1 files changed, 108 insertions, 0 deletions
diff --git a/teensy/core/usb_dev.h b/teensy/core/usb_dev.h new file mode 100644 index 000000000..211cebec0 --- /dev/null +++ b/teensy/core/usb_dev.h @@ -0,0 +1,108 @@ +/* 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 |
