| /** |
| * Copyright (c) 2017 - 2018, Nordic Semiconductor ASA |
| * |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without modification, |
| * are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, this |
| * list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form, except as embedded into a Nordic |
| * Semiconductor ASA integrated circuit in a product or a software update for |
| * such product, must reproduce the above copyright notice, this list of |
| * conditions and the following disclaimer in the documentation and/or other |
| * materials provided with the distribution. |
| * |
| * 3. Neither the name of Nordic Semiconductor ASA nor the names of its |
| * contributors may be used to endorse or promote products derived from this |
| * software without specific prior written permission. |
| * |
| * 4. This software, with or without modification, must only be used with a |
| * Nordic Semiconductor ASA integrated circuit. |
| * |
| * 5. Any software provided in binary form under this license must not be reverse |
| * engineered, decompiled, modified and/or disassembled. |
| * |
| * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS |
| * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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| */ |
| #ifndef NRF_DFU_TRIGGER_USB_H |
| #define NRF_DFU_TRIGGER_USB_H |
| |
| #include "sdk_errors.h" |
| |
| /** |
| * @defgroup nrf_dfu_trigger_usb USB DFU trigger library |
| * @ingroup app_common |
| * |
| * @brief @tagAPI52840 USB DFU trigger library is used to enter the bootloader and read the firmware version. |
| * |
| * @details See @ref lib_dfu_trigger_usb for additional documentation. |
| * @{ |
| */ |
| |
| /** |
| * @brief Function for initializing the USB DFU trigger library. |
| * |
| * @note If the USB is also used for other purposes, then this function must be called after USB is |
| * initialized but before it is enabled. In this case, the configuration flag @ref |
| * NRF_DFU_TRIGGER_USB_USB_SHARED must be set to 1. |
| * |
| * @note Calling this again after the first success has no effect and returns @ref NRF_SUCCESS. |
| * |
| * @note If @ref APP_USBD_CONFIG_EVENT_QUEUE_ENABLE is on (1), USB events must be handled manually. |
| * See @ref app_usbd_event_queue_process. |
| * |
| * @retval NRF_SUCCESS On successful initialization. |
| * @return An error code on failure, for example if called at a wrong time. |
| */ |
| ret_code_t nrf_dfu_trigger_usb_init(void); |
| |
| /** @} */ |
| |
| #endif //NRF_DFU_TRIGGER_USB_H |