/** * Copyright (c) 2014 - 2017, 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 * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * */ /**@file * * @defgroup bsp Board Support Package * @{ * @ingroup app_common * * @brief BSP module. * @details This module provides a layer of abstraction from the board. * It allows the user to indicate certain states on LEDs in a simple way. * Module functionality can be modified by defining BSP_SIMPLE to reduce * functionality of this module to enable and read state of the buttons. */ #ifndef BSP_H__ #define BSP_H__ #include #include #include "boards.h" #define BSP_INIT_NONE 0 /**< This define specifies the type of initialization without support for LEDs and buttons (@ref bsp_init).*/ #define BSP_INIT_LED (1 << 0) /**< This bit enables LEDs during initialization (@ref bsp_init).*/ #define BSP_INIT_BUTTONS (1 << 1) /**< This bit enables buttons during initialization (@ref bsp_init).*/ #if !defined(BSP_DEFINES_ONLY) && !defined(BSP_SIMPLE) #include "app_button.h" #define BSP_BUTTON_ACTION_PUSH (APP_BUTTON_PUSH) /**< Represents pushing a button. See @ref bsp_button_action_t. */ #define BSP_BUTTON_ACTION_RELEASE (APP_BUTTON_RELEASE) /**< Represents releasing a button. See @ref bsp_button_action_t. */ #define BSP_BUTTON_ACTION_LONG_PUSH (2) /**< Represents pushing and holding a button for @ref BSP_LONG_PUSH_TIMEOUT_MS milliseconds. See also @ref bsp_button_action_t. */ #endif /* BSP_UART_SUPPORT * This define enables UART support module. */ #ifdef __cplusplus extern "C" { #endif typedef uint8_t bsp_button_action_t; /**< The different actions that can be performed on a button. */ #define BSP_INDICATIONS_LIST { \ "BSP_INDICATE_IDLE", \ "BSP_INDICATE_SCANNING", \ "BSP_INDICATE_ADVERTISING", \ "BSP_INDICATE_ADVERTISING_WHITELIST", \ "BSP_INDICATE_ADVERTISING_SLOW", \ "BSP_INDICATE_ADVERTISING_DIRECTED", \ "BSP_INDICATE_BONDING", \ "BSP_INDICATE_CONNECTED", \ "BSP_INDICATE_SENT_OK", \ "BSP_INDICATE_SEND_ERROR", \ "BSP_INDICATE_RCV_OK", \ "BSP_INDICATE_RCV_ERROR", \ "BSP_INDICATE_FATAL_ERROR", \ "BSP_INDICATE_ALERT_0", \ "BSP_INDICATE_ALERT_1", \ "BSP_INDICATE_ALERT_2", \ "BSP_INDICATE_ALERT_3", \ "BSP_INDICATE_ALERT_OFF", \ "BSP_INDICATE_USER_STATE_OFF", \ "BSP_INDICATE_USER_STATE_0", \ "BSP_INDICATE_USER_STATE_1", \ "BSP_INDICATE_USER_STATE_2", \ "BSP_INDICATE_USER_STATE_3", \ "BSP_INDICATE_USER_STATE_ON" \ } /**< See @ref examples_bsp_states for a list of how these states are indicated for the PCA10028/PCA10040 board and the PCA10031 dongle.*/ /**@brief BSP indication states. * * @details See @ref examples_bsp_states for a list of how these states are indicated for the PCA10028/PCA10040 board and the PCA10031 dongle. */ typedef enum { BSP_INDICATE_FIRST = 0, BSP_INDICATE_IDLE = BSP_INDICATE_FIRST, /**< See \ref BSP_INDICATE_IDLE.*/ BSP_INDICATE_SCANNING, /**< See \ref BSP_INDICATE_SCANNING.*/ BSP_INDICATE_ADVERTISING, /**< See \ref BSP_INDICATE_ADVERTISING.*/ BSP_INDICATE_ADVERTISING_WHITELIST, /**< See \ref BSP_INDICATE_ADVERTISING_WHITELIST.*/ BSP_INDICATE_ADVERTISING_SLOW, /**< See \ref BSP_INDICATE_ADVERTISING_SLOW.*/ BSP_INDICATE_ADVERTISING_DIRECTED, /**< See \ref BSP_INDICATE_ADVERTISING_DIRECTED.*/ BSP_INDICATE_BONDING, /**< See \ref BSP_INDICATE_BONDING.*/ BSP_INDICATE_CONNECTED, /**< See \ref BSP_INDICATE_CONNECTED.*/ BSP_INDICATE_SENT_OK, /**< See \ref BSP_INDICATE_SENT_OK.*/ BSP_INDICATE_SEND_ERROR, /**< See \ref BSP_INDICATE_SEND_ERROR.*/ BSP_INDICATE_RCV_OK, /**< See \ref BSP_INDICATE_RCV_OK.*/ BSP_INDICATE_RCV_ERROR, /**< See \ref BSP_INDICATE_RCV_ERROR.*/ BSP_INDICATE_FATAL_ERROR, /**< See \ref BSP_INDICATE_FATAL_ERROR.*/ BSP_INDICATE_ALERT_0, /**< See \ref BSP_INDICATE_ALERT_0.*/ BSP_INDICATE_ALERT_1, /**< See \ref BSP_INDICATE_ALERT_1.*/ BSP_INDICATE_ALERT_2, /**< See \ref BSP_INDICATE_ALERT_2.*/ BSP_INDICATE_ALERT_3, /**< See \ref BSP_INDICATE_ALERT_3.*/ BSP_INDICATE_ALERT_OFF, /**< See \ref BSP_INDICATE_ALERT_OFF.*/ BSP_INDICATE_USER_STATE_OFF, /**< See \ref BSP_INDICATE_USER_STATE_OFF.*/ BSP_INDICATE_USER_STATE_0, /**< See \ref BSP_INDICATE_USER_STATE_0.*/ BSP_INDICATE_USER_STATE_1, /**< See \ref BSP_INDICATE_USER_STATE_1.*/ BSP_INDICATE_USER_STATE_2, /**< See \ref BSP_INDICATE_USER_STATE_2.*/ BSP_INDICATE_USER_STATE_3, /**< See \ref BSP_INDICATE_USER_STATE_3.*/ BSP_INDICATE_USER_STATE_ON, /**< See \ref BSP_INDICATE_USER_STATE_ON.*/ BSP_INDICATE_LAST = BSP_INDICATE_USER_STATE_ON } bsp_indication_t; /**@brief BSP events. * * @note Events from BSP_EVENT_KEY_0 to BSP_EVENT_KEY_LAST are by default assigned to buttons. */ typedef enum { BSP_EVENT_NOTHING = 0, /**< Assign this event to an action to prevent the action from generating an event (disable the action). */ BSP_EVENT_DEFAULT, /**< Assign this event to an action to assign the default event to the action. */ BSP_EVENT_CLEAR_BONDING_DATA, /**< Persistent bonding data should be erased. */ BSP_EVENT_CLEAR_ALERT, /**< An alert should be cleared. */ BSP_EVENT_DISCONNECT, /**< A link should be disconnected. */ BSP_EVENT_ADVERTISING_START, /**< The device should start advertising. */ BSP_EVENT_ADVERTISING_STOP, /**< The device should stop advertising. */ BSP_EVENT_WHITELIST_OFF, /**< The device should remove its advertising whitelist. */ BSP_EVENT_BOND, /**< The device should bond to the currently connected peer. */ BSP_EVENT_RESET, /**< The device should reset. */ BSP_EVENT_SLEEP, /**< The device should enter sleep mode. */ BSP_EVENT_WAKEUP, /**< The device should wake up from sleep mode. */ BSP_EVENT_SYSOFF, /**< The device should enter system off mode (without wakeup). */ BSP_EVENT_DFU, /**< The device should enter DFU mode. */ BSP_EVENT_KEY_0, /**< Default event of the push action of BSP_BUTTON_0 (only if this button is present). */ BSP_EVENT_KEY_1, /**< Default event of the push action of BSP_BUTTON_1 (only if this button is present). */ BSP_EVENT_KEY_2, /**< Default event of the push action of BSP_BUTTON_2 (only if this button is present). */ BSP_EVENT_KEY_3, /**< Default event of the push action of BSP_BUTTON_3 (only if this button is present). */ BSP_EVENT_KEY_4, /**< Default event of the push action of BSP_BUTTON_4 (only if this button is present). */ BSP_EVENT_KEY_5, /**< Default event of the push action of BSP_BUTTON_5 (only if this button is present). */ BSP_EVENT_KEY_6, /**< Default event of the push action of BSP_BUTTON_6 (only if this button is present). */ BSP_EVENT_KEY_7, /**< Default event of the push action of BSP_BUTTON_7 (only if this button is present). */ BSP_EVENT_KEY_LAST = BSP_EVENT_KEY_7, } bsp_event_t; typedef struct { bsp_event_t push_event; /**< The event to fire on regular button press. */ bsp_event_t long_push_event; /**< The event to fire on long button press. */ bsp_event_t release_event; /**< The event to fire on button release. */ } bsp_button_event_cfg_t; /**@brief BSP module event callback function type. * * @details Upon an event in the BSP module, this callback function will be called to notify * the application about the event. * * @param[in] bsp_event_t BSP event type. */ typedef void (* bsp_event_callback_t)(bsp_event_t); /**@brief Function for initializing BSP. * * @details The function initializes the board support package to allow state indication and * button reaction. Default events are assigned to buttons. * @note Before calling this function, you must initiate the following required modules: * - @ref app_timer for LED support * - @ref app_gpiote for button support * * @param[in] type Type of peripherals used. * @param[in] callback Function to be called when button press/event is detected. * * @retval NRF_SUCCESS If the BSP module was successfully initialized. * @retval NRF_ERROR_INVALID_STATE If the application timer module has not been initialized. * @retval NRF_ERROR_NO_MEM If the maximum number of timers has already been reached. * @retval NRF_ERROR_INVALID_PARAM If GPIOTE has too many users. * @retval NRF_ERROR_INVALID_STATE If button or GPIOTE has not been initialized. */ uint32_t bsp_init(uint32_t type, bsp_event_callback_t callback); /**@brief Function for checking button states. * * @details This function checks if the button is pressed. If the button ID is out of range, * the function returns false. * * @param[in] button Button ID to check. * * @retval true If the button is pressed. * @retval false If the button is not pressed. */ bool bsp_button_is_pressed(uint32_t button); /**@brief Function for assigning a specific event to a button. * * @details This function allows redefinition of standard events assigned to buttons. * To unassign events, provide the event @ref BSP_EVENT_NOTHING. * * @param[in] button Button ID to be redefined. * @param[in] action Button action to assign event to. * @param[in] event Event to be assigned to button. * * @retval NRF_SUCCESS If the event was successfully assigned to button. * @retval NRF_ERROR_INVALID_PARAM If the button ID or button action was invalid. */ uint32_t bsp_event_to_button_action_assign(uint32_t button, bsp_button_action_t action, bsp_event_t event); /**@brief Function for configuring indicators to required state. * * @details This function indicates the required state by means of LEDs (if enabled). * * @note Alerts are indicated independently. * * @param[in] indicate State to be indicated. * * @retval NRF_SUCCESS If the state was successfully indicated. * @retval NRF_ERROR_NO_MEM If the internal timer operations queue was full. * @retval NRF_ERROR_INVALID_STATE If the application timer module has not been initialized, * or internal timer has not been created. */ uint32_t bsp_indication_set(bsp_indication_t indicate); /**@brief Function for enabling all buttons. * * @details After calling this function, all buttons will generate events when pressed, and * all buttons will be able to wake the system up from sleep mode. * * @retval NRF_SUCCESS If the buttons were successfully enabled. * @retval NRF_ERROR_NOT_SUPPORTED If the board has no buttons or BSP_SIMPLE is defined. * @return A propagated error. */ uint32_t bsp_buttons_enable(void); /**@brief Function for disabling all buttons. * * @details After calling this function, no buttons will generate events when pressed, and * no buttons will be able to wake the system up from sleep mode. * * @retval NRF_SUCCESS If the buttons were successfully disabled. * @retval NRF_ERROR_NOT_SUPPORTED If the board has no buttons or BSP_SIMPLE is defined. * @return A propagated error. */ uint32_t bsp_buttons_disable(void); /**@brief Function for enabling wakeup from SYSTEM OFF for given button. * * @details After calling this function, button can be used to wake up the chip. * This function should only be called immediately before going into sleep. * * @param[in] button_idx Index of the button. * * @retval NRF_SUCCESS If the button was successfully enabled. * @retval NRF_ERROR_NOT_SUPPORTED If the board has no buttons or BSP_SIMPLE is defined. */ uint32_t bsp_wakeup_button_enable(uint32_t button_idx); /**@brief Function for disabling wakeup for the given button. * * @param[in] button_idx index of the button. * * @retval NRF_SUCCESS If the button was successfully disabled. * @retval NRF_ERROR_NOT_SUPPORTED If the board has no buttons or BSP_SIMPLE is defined. */ uint32_t bsp_wakeup_button_disable(uint32_t button_idx); #ifdef __cplusplus } #endif #endif // BSP_H__ /** @} */