Sergey Solodunov / nRF51822

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Dependencies:   nrf51-sdk

Fork of nRF51822 by Nordic Semiconductor

nRF51822n.cpp@52:120bd37b9d0d, 2014-07-24 (annotated)

Committer:
Rohit Grover
Date:
Thu Jul 24 15:46:29 2014 +0100
Revision:
52:120bd37b9d0d
Parent:
25:a1c356620131
Child:
56:a1071b629aa3
implement APIs for get/setDeviceName(), get/setAppearance(), getVersion(), and setTxPower()

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Rohit Grover 22:c6ee8136847e 1 /* mbed Microcontroller Library
Rohit Grover 22:c6ee8136847e 2 * Copyright (c) 2006-2013 ARM Limited
Rohit Grover 22:c6ee8136847e 3 *
Rohit Grover 22:c6ee8136847e 4 * Licensed under the Apache License, Version 2.0 (the "License");
Rohit Grover 22:c6ee8136847e 5 * you may not use this file except in compliance with the License.
Rohit Grover 22:c6ee8136847e 6 * You may obtain a copy of the License at
Rohit Grover 22:c6ee8136847e 7 *
Rohit Grover 22:c6ee8136847e 8 * http://www.apache.org/licenses/LICENSE-2.0
Rohit Grover 22:c6ee8136847e 9 *
Rohit Grover 22:c6ee8136847e 10 * Unless required by applicable law or agreed to in writing, software
Rohit Grover 22:c6ee8136847e 11 * distributed under the License is distributed on an "AS IS" BASIS,
Rohit Grover 22:c6ee8136847e 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Rohit Grover 22:c6ee8136847e 13 * See the License for the specific language governing permissions and
Rohit Grover 22:c6ee8136847e 14 * limitations under the License.
Rohit Grover 22:c6ee8136847e 15 */
Rohit Grover 22:c6ee8136847e 16
Rohit Grover 22:c6ee8136847e 17 #include "mbed.h"
Rohit Grover 22:c6ee8136847e 18 #include "nRF51822n.h"
Rohit Grover 23:cdab28442479 19 #include "nrf_soc.h"
Rohit Grover 22:c6ee8136847e 20
Rohit Grover 22:c6ee8136847e 21 #include "btle/btle.h"
Rohit Grover 22:c6ee8136847e 22
Rohit Grover 22:c6ee8136847e 23 /**
Rohit Grover 22:c6ee8136847e 24 * The singleton which represents the nRF51822 transport for the BLEDevice.
Rohit Grover 22:c6ee8136847e 25 */
Rohit Grover 25:a1c356620131 26 static nRF51822n deviceInstance;
Rohit Grover 22:c6ee8136847e 27
Rohit Grover 22:c6ee8136847e 28 /**
Rohit Grover 22:c6ee8136847e 29 * BLE-API requires an implementation of the following function in order to
Rohit Grover 22:c6ee8136847e 30 * obtain its transport handle.
Rohit Grover 22:c6ee8136847e 31 */
Rohit Grover 25:a1c356620131 32 BLEDeviceInstanceBase *
Rohit Grover 25:a1c356620131 33 createBLEDeviceInstance(void)
Rohit Grover 22:c6ee8136847e 34 {
Rohit Grover 25:a1c356620131 35 return (&deviceInstance);
Rohit Grover 22:c6ee8136847e 36 }
Rohit Grover 22:c6ee8136847e 37
Rohit Grover 22:c6ee8136847e 38 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 39 /*!
Rohit Grover 22:c6ee8136847e 40 @brief Constructor
Rohit Grover 22:c6ee8136847e 41 */
Rohit Grover 22:c6ee8136847e 42 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 43 nRF51822n::nRF51822n(void)
Rohit Grover 22:c6ee8136847e 44 {
Rohit Grover 22:c6ee8136847e 45 }
Rohit Grover 22:c6ee8136847e 46
Rohit Grover 22:c6ee8136847e 47 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 48 /*!
Rohit Grover 22:c6ee8136847e 49 @brief Destructor
Rohit Grover 22:c6ee8136847e 50 */
Rohit Grover 22:c6ee8136847e 51 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 52 nRF51822n::~nRF51822n(void)
Rohit Grover 22:c6ee8136847e 53 {
Rohit Grover 22:c6ee8136847e 54 }
Rohit Grover 22:c6ee8136847e 55
Rohit Grover 52:120bd37b9d0d 56 const char *nRF51822n::getVersion(void)
Rohit Grover 52:120bd37b9d0d 57 {
Rohit Grover 52:120bd37b9d0d 58 static char versionString[10];
Rohit Grover 52:120bd37b9d0d 59 static bool versionFetched = false;
Rohit Grover 52:120bd37b9d0d 60
Rohit Grover 52:120bd37b9d0d 61 if (!versionFetched) {
Rohit Grover 52:120bd37b9d0d 62 ble_version_t version;
Rohit Grover 52:120bd37b9d0d 63 if (sd_ble_version_get(&version) == NRF_SUCCESS) {
Rohit Grover 52:120bd37b9d0d 64 snprintf(versionString, sizeof(versionString), "%u.%u", version.version_number, version.subversion_number);
Rohit Grover 52:120bd37b9d0d 65 versionFetched = true;
Rohit Grover 52:120bd37b9d0d 66 } else {
Rohit Grover 52:120bd37b9d0d 67 strncpy(versionString, "unknown", sizeof(versionString));
Rohit Grover 52:120bd37b9d0d 68 }
Rohit Grover 52:120bd37b9d0d 69 }
Rohit Grover 52:120bd37b9d0d 70
Rohit Grover 52:120bd37b9d0d 71 return versionString;
Rohit Grover 52:120bd37b9d0d 72 }
Rohit Grover 52:120bd37b9d0d 73
Rohit Grover 52:120bd37b9d0d 74 /* (Valid values are -40, -20, -16, -12, -8, -4, 0, 4) */
Rohit Grover 52:120bd37b9d0d 75 ble_error_t nRF51822n::setTxPower(int8_t txPower)
Rohit Grover 52:120bd37b9d0d 76 {
Rohit Grover 52:120bd37b9d0d 77 unsigned rc;
Rohit Grover 52:120bd37b9d0d 78 if ((rc = sd_ble_gap_tx_power_set(txPower)) != NRF_SUCCESS) {
Rohit Grover 52:120bd37b9d0d 79 switch (rc) {
Rohit Grover 52:120bd37b9d0d 80 case NRF_ERROR_BUSY:
Rohit Grover 52:120bd37b9d0d 81 return BLE_STACK_BUSY;
Rohit Grover 52:120bd37b9d0d 82 case NRF_ERROR_INVALID_PARAM:
Rohit Grover 52:120bd37b9d0d 83 default:
Rohit Grover 52:120bd37b9d0d 84 return BLE_ERROR_PARAM_OUT_OF_RANGE;
Rohit Grover 52:120bd37b9d0d 85 }
Rohit Grover 52:120bd37b9d0d 86 }
Rohit Grover 52:120bd37b9d0d 87
Rohit Grover 52:120bd37b9d0d 88 return BLE_ERROR_NONE;
Rohit Grover 52:120bd37b9d0d 89 }
Rohit Grover 52:120bd37b9d0d 90
Rohit Grover 22:c6ee8136847e 91 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 92 /*!
Rohit Grover 22:c6ee8136847e 93 @brief Initialises anything required to start using BLE
Rohit Grover 22:c6ee8136847e 94
Rohit Grover 22:c6ee8136847e 95 @returns ble_error_t
Rohit Grover 22:c6ee8136847e 96
Rohit Grover 22:c6ee8136847e 97 @retval BLE_ERROR_NONE
Rohit Grover 22:c6ee8136847e 98 Everything executed properly
Rohit Grover 22:c6ee8136847e 99
Rohit Grover 22:c6ee8136847e 100 @section EXAMPLE
Rohit Grover 22:c6ee8136847e 101
Rohit Grover 22:c6ee8136847e 102 @code
Rohit Grover 22:c6ee8136847e 103
Rohit Grover 22:c6ee8136847e 104 @endcode
Rohit Grover 22:c6ee8136847e 105 */
Rohit Grover 22:c6ee8136847e 106 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 107 ble_error_t nRF51822n::init(void)
Rohit Grover 22:c6ee8136847e 108 {
Rohit Grover 22:c6ee8136847e 109 /* ToDo: Clear memory contents, reset the SD, etc. */
Rohit Grover 22:c6ee8136847e 110 btle_init();
Rohit Grover 22:c6ee8136847e 111
Rohit Grover 22:c6ee8136847e 112 reset();
Rohit Grover 22:c6ee8136847e 113
Rohit Grover 22:c6ee8136847e 114 return BLE_ERROR_NONE;
Rohit Grover 22:c6ee8136847e 115 }
Rohit Grover 22:c6ee8136847e 116
Rohit Grover 22:c6ee8136847e 117 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 118 /*!
Rohit Grover 22:c6ee8136847e 119 @brief Resets the BLE HW, removing any existing services and
Rohit Grover 22:c6ee8136847e 120 characteristics
Rohit Grover 22:c6ee8136847e 121
Rohit Grover 22:c6ee8136847e 122 @returns ble_error_t
Rohit Grover 22:c6ee8136847e 123
Rohit Grover 22:c6ee8136847e 124 @retval BLE_ERROR_NONE
Rohit Grover 22:c6ee8136847e 125 Everything executed properly
Rohit Grover 22:c6ee8136847e 126
Rohit Grover 22:c6ee8136847e 127 @section EXAMPLE
Rohit Grover 22:c6ee8136847e 128
Rohit Grover 22:c6ee8136847e 129 @code
Rohit Grover 22:c6ee8136847e 130
Rohit Grover 22:c6ee8136847e 131 @endcode
Rohit Grover 22:c6ee8136847e 132 */
Rohit Grover 22:c6ee8136847e 133 /**************************************************************************/
Rohit Grover 22:c6ee8136847e 134 ble_error_t nRF51822n::reset(void)
Rohit Grover 22:c6ee8136847e 135 {
Rohit Grover 22:c6ee8136847e 136 wait(0.5);
Rohit Grover 22:c6ee8136847e 137
Rohit Grover 22:c6ee8136847e 138 /* Wait for the radio to come back up */
Rohit Grover 22:c6ee8136847e 139 wait(1);
Rohit Grover 22:c6ee8136847e 140
Rohit Grover 22:c6ee8136847e 141 return BLE_ERROR_NONE;
Rohit Grover 22:c6ee8136847e 142 }
Rohit Grover 23:cdab28442479 143
Rohit Grover 23:cdab28442479 144 void
Rohit Grover 23:cdab28442479 145 nRF51822n::waitForEvent(void)
Rohit Grover 23:cdab28442479 146 {
Rohit Grover 23:cdab28442479 147 sd_app_evt_wait();
Rohit Grover 23:cdab28442479 148 }