Nordic stack and drivers for the mbed BLE API
Dependents: BLE_ANCS_SDAPI BLE_temperature BLE_HeartRate writable_gatt ... more
TARGET_MCU_NRF51822/source/btle/btle_gap.cpp@638:c90ae1400bf2, 2016-09-14 (annotated)
- Committer:
- Vincent Coubard
- Date:
- Wed Sep 14 14:39:43 2016 +0100
- Revision:
- 638:c90ae1400bf2
Sync with bdab10dc0f90748b6989c8b577771bb403ca6bd8 from ARMmbed/mbed-os.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
Vincent Coubard |
638:c90ae1400bf2 | 1 | /* mbed Microcontroller Library |
Vincent Coubard |
638:c90ae1400bf2 | 2 | * Copyright (c) 2006-2013 ARM Limited |
Vincent Coubard |
638:c90ae1400bf2 | 3 | * |
Vincent Coubard |
638:c90ae1400bf2 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
Vincent Coubard |
638:c90ae1400bf2 | 5 | * you may not use this file except in compliance with the License. |
Vincent Coubard |
638:c90ae1400bf2 | 6 | * You may obtain a copy of the License at |
Vincent Coubard |
638:c90ae1400bf2 | 7 | * |
Vincent Coubard |
638:c90ae1400bf2 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
Vincent Coubard |
638:c90ae1400bf2 | 9 | * |
Vincent Coubard |
638:c90ae1400bf2 | 10 | * Unless required by applicable law or agreed to in writing, software |
Vincent Coubard |
638:c90ae1400bf2 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
Vincent Coubard |
638:c90ae1400bf2 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
Vincent Coubard |
638:c90ae1400bf2 | 13 | * See the License for the specific language governing permissions and |
Vincent Coubard |
638:c90ae1400bf2 | 14 | * limitations under the License. |
Vincent Coubard |
638:c90ae1400bf2 | 15 | */ |
Vincent Coubard |
638:c90ae1400bf2 | 16 | #include "common/common.h" |
Vincent Coubard |
638:c90ae1400bf2 | 17 | |
Vincent Coubard |
638:c90ae1400bf2 | 18 | #include "ble_gap.h" |
Vincent Coubard |
638:c90ae1400bf2 | 19 | #include "ble_conn_params.h" |
Vincent Coubard |
638:c90ae1400bf2 | 20 | |
Vincent Coubard |
638:c90ae1400bf2 | 21 | static inline uint32_t msec_to_1_25msec(uint32_t interval_ms) ATTR_ALWAYS_INLINE ATTR_CONST; |
Vincent Coubard |
638:c90ae1400bf2 | 22 | #if SDK_CONN_PARAMS_MODULE_ENABLE |
Vincent Coubard |
638:c90ae1400bf2 | 23 | static void error_callback(uint32_t nrf_error); |
Vincent Coubard |
638:c90ae1400bf2 | 24 | #endif // SDK_CONN_PARAMS_MODULE_ENABLE |
Vincent Coubard |
638:c90ae1400bf2 | 25 | |
Vincent Coubard |
638:c90ae1400bf2 | 26 | /**************************************************************************/ |
Vincent Coubard |
638:c90ae1400bf2 | 27 | /*! |
Vincent Coubard |
638:c90ae1400bf2 | 28 | @brief Initialise GAP in the underlying SoftDevice |
Vincent Coubard |
638:c90ae1400bf2 | 29 | |
Vincent Coubard |
638:c90ae1400bf2 | 30 | @returns |
Vincent Coubard |
638:c90ae1400bf2 | 31 | */ |
Vincent Coubard |
638:c90ae1400bf2 | 32 | /**************************************************************************/ |
Vincent Coubard |
638:c90ae1400bf2 | 33 | error_t btle_gap_init(void) |
Vincent Coubard |
638:c90ae1400bf2 | 34 | { |
Vincent Coubard |
638:c90ae1400bf2 | 35 | ble_gap_conn_params_t gap_conn_params = {0}; |
Vincent Coubard |
638:c90ae1400bf2 | 36 | |
Vincent Coubard |
638:c90ae1400bf2 | 37 | gap_conn_params.min_conn_interval = msec_to_1_25msec(CFG_GAP_CONNECTION_MIN_INTERVAL_MS); // in 1.25ms units |
Vincent Coubard |
638:c90ae1400bf2 | 38 | gap_conn_params.max_conn_interval = msec_to_1_25msec(CFG_GAP_CONNECTION_MAX_INTERVAL_MS); // in 1.25ms unit |
Vincent Coubard |
638:c90ae1400bf2 | 39 | gap_conn_params.slave_latency = CFG_GAP_CONNECTION_SLAVE_LATENCY; |
Vincent Coubard |
638:c90ae1400bf2 | 40 | gap_conn_params.conn_sup_timeout = CFG_GAP_CONNECTION_SUPERVISION_TIMEOUT_MS / 10; // in 10ms unit |
Vincent Coubard |
638:c90ae1400bf2 | 41 | |
Vincent Coubard |
638:c90ae1400bf2 | 42 | ble_gap_conn_sec_mode_t sec_mode; |
Vincent Coubard |
638:c90ae1400bf2 | 43 | BLE_GAP_CONN_SEC_MODE_SET_OPEN(&sec_mode); // no security is needed |
Vincent Coubard |
638:c90ae1400bf2 | 44 | |
Vincent Coubard |
638:c90ae1400bf2 | 45 | ASSERT_STATUS( sd_ble_gap_device_name_set(&sec_mode, (const uint8_t *) CFG_GAP_LOCAL_NAME, strlen(CFG_GAP_LOCAL_NAME))); |
Vincent Coubard |
638:c90ae1400bf2 | 46 | ASSERT_STATUS( sd_ble_gap_appearance_set(CFG_GAP_APPEARANCE)); |
Vincent Coubard |
638:c90ae1400bf2 | 47 | ASSERT_STATUS( sd_ble_gap_ppcp_set(&gap_conn_params)); |
Vincent Coubard |
638:c90ae1400bf2 | 48 | ASSERT_STATUS( sd_ble_gap_tx_power_set(CFG_BLE_TX_POWER_LEVEL)); |
Vincent Coubard |
638:c90ae1400bf2 | 49 | |
Vincent Coubard |
638:c90ae1400bf2 | 50 | /** |
Vincent Coubard |
638:c90ae1400bf2 | 51 | * Call to conn_params_init() is not necessary; and so is disabled by default. |
Vincent Coubard |
638:c90ae1400bf2 | 52 | * This API should be exposed to the user to be invoked when necessary. |
Vincent Coubard |
638:c90ae1400bf2 | 53 | */ |
Vincent Coubard |
638:c90ae1400bf2 | 54 | #if SDK_CONN_PARAMS_MODULE_ENABLE |
Vincent Coubard |
638:c90ae1400bf2 | 55 | /* Connection Parameters */ |
Vincent Coubard |
638:c90ae1400bf2 | 56 | enum { |
Vincent Coubard |
638:c90ae1400bf2 | 57 | FIRST_UPDATE_DELAY = APP_TIMER_TICKS(5000, CFG_TIMER_PRESCALER), |
Vincent Coubard |
638:c90ae1400bf2 | 58 | NEXT_UPDATE_DELAY = APP_TIMER_TICKS(5000, CFG_TIMER_PRESCALER), |
Vincent Coubard |
638:c90ae1400bf2 | 59 | MAX_UPDATE_COUNT = 3 |
Vincent Coubard |
638:c90ae1400bf2 | 60 | }; |
Vincent Coubard |
638:c90ae1400bf2 | 61 | |
Vincent Coubard |
638:c90ae1400bf2 | 62 | ble_conn_params_init_t cp_init = {0}; |
Vincent Coubard |
638:c90ae1400bf2 | 63 | |
Vincent Coubard |
638:c90ae1400bf2 | 64 | cp_init.p_conn_params = NULL; |
Vincent Coubard |
638:c90ae1400bf2 | 65 | cp_init.first_conn_params_update_delay = FIRST_UPDATE_DELAY; |
Vincent Coubard |
638:c90ae1400bf2 | 66 | cp_init.next_conn_params_update_delay = NEXT_UPDATE_DELAY; |
Vincent Coubard |
638:c90ae1400bf2 | 67 | cp_init.max_conn_params_update_count = MAX_UPDATE_COUNT; |
Vincent Coubard |
638:c90ae1400bf2 | 68 | cp_init.start_on_notify_cccd_handle = BLE_GATT_HANDLE_INVALID; |
Vincent Coubard |
638:c90ae1400bf2 | 69 | cp_init.disconnect_on_fail = true; |
Vincent Coubard |
638:c90ae1400bf2 | 70 | cp_init.evt_handler = NULL; |
Vincent Coubard |
638:c90ae1400bf2 | 71 | cp_init.error_handler = error_callback; |
Vincent Coubard |
638:c90ae1400bf2 | 72 | |
Vincent Coubard |
638:c90ae1400bf2 | 73 | ASSERT_STATUS ( ble_conn_params_init(&cp_init)); |
Vincent Coubard |
638:c90ae1400bf2 | 74 | #endif // SDK_CONN_PARAMS_MODULE_ENABLE |
Vincent Coubard |
638:c90ae1400bf2 | 75 | |
Vincent Coubard |
638:c90ae1400bf2 | 76 | return ERROR_NONE; |
Vincent Coubard |
638:c90ae1400bf2 | 77 | } |
Vincent Coubard |
638:c90ae1400bf2 | 78 | |
Vincent Coubard |
638:c90ae1400bf2 | 79 | /**************************************************************************/ |
Vincent Coubard |
638:c90ae1400bf2 | 80 | /*! |
Vincent Coubard |
638:c90ae1400bf2 | 81 | @brief Converts msecs to an integer representing 1.25ms units |
Vincent Coubard |
638:c90ae1400bf2 | 82 | |
Vincent Coubard |
638:c90ae1400bf2 | 83 | @param[in] ms |
Vincent Coubard |
638:c90ae1400bf2 | 84 | The number of milliseconds to conver to 1.25ms units |
Vincent Coubard |
638:c90ae1400bf2 | 85 | |
Vincent Coubard |
638:c90ae1400bf2 | 86 | @returns The number of 1.25ms units in the supplied number of ms |
Vincent Coubard |
638:c90ae1400bf2 | 87 | */ |
Vincent Coubard |
638:c90ae1400bf2 | 88 | /**************************************************************************/ |
Vincent Coubard |
638:c90ae1400bf2 | 89 | static inline uint32_t msec_to_1_25msec(uint32_t interval_ms) |
Vincent Coubard |
638:c90ae1400bf2 | 90 | { |
Vincent Coubard |
638:c90ae1400bf2 | 91 | return (interval_ms * 4) / 5; |
Vincent Coubard |
638:c90ae1400bf2 | 92 | } |
Vincent Coubard |
638:c90ae1400bf2 | 93 | |
Vincent Coubard |
638:c90ae1400bf2 | 94 | #if SDK_CONN_PARAMS_MODULE_ENABLE |
Vincent Coubard |
638:c90ae1400bf2 | 95 | static void error_callback(uint32_t nrf_error) |
Vincent Coubard |
638:c90ae1400bf2 | 96 | { |
Vincent Coubard |
638:c90ae1400bf2 | 97 | ASSERT_STATUS_RET_VOID( nrf_error ); |
Vincent Coubard |
638:c90ae1400bf2 | 98 | } |
Vincent Coubard |
638:c90ae1400bf2 | 99 | #endif // SDK_CONN_PARAMS_MODULE_ENABLE |