202 lines
7.0 KiB
C
202 lines
7.0 KiB
C
/*
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* This file is part of the Micro Python project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2016 Glenn Ruben Bakke
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <stdio.h>
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#include <string.h>
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#include "softdevice.h"
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#include "mpconfigport.h"
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#include "nrf_sdm.h"
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#include "ble_gap.h"
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#include "ble.h" // sd_ble_uuid_encode
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#if (BLUETOOTH_SD != 100) && (BLUETOOTH_SD != 110)
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#include "nrf_nvic.h"
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#if NRF51
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nrf_nvic_state_t nrf_nvic_state;;
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#else
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nrf_nvic_state_t nrf_nvic_state;
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#endif // NRF51
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#endif // (BLUETOOTH_SD != 100)
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#if (BLUETOOTH_SD == 100 ) || (BLUETOOTH_SD == 110)
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void softdevice_assert_handler(uint32_t pc, uint16_t line_number, const uint8_t * p_file_name) {
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printf("ERROR: SoftDevice assert!!!");
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}
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#else
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void softdevice_assert_handler(uint32_t id, uint32_t pc, uint32_t info) {
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printf("ERROR: SoftDevice assert!!!");
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}
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#endif
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uint32_t sd_enable(void) {
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#if (BLUETOOTH_SD != 100) && (BLUETOOTH_SD != 110)
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memset(&nrf_nvic_state, 0, sizeof(nrf_nvic_state_t));
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#endif
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#if (BLUETOOTH_SD == 100) || (BLUETOOTH_SD == 110)
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uint32_t err_code = sd_softdevice_enable(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM,
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softdevice_assert_handler);
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#else
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nrf_clock_lf_cfg_t clock_config = {
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.source = NRF_CLOCK_LF_SRC_XTAL,
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.rc_ctiv = 0,
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.rc_temp_ctiv = 0,
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.xtal_accuracy = NRF_CLOCK_LF_XTAL_ACCURACY_20_PPM
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};
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uint32_t err_code = sd_softdevice_enable(&clock_config,
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softdevice_assert_handler);
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#endif
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printf("SoftDevice enable status: " UINT_FMT "\n", (uint16_t)err_code);
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#if NRF51
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err_code = sd_nvic_EnableIRQ(SWI2_IRQn);
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#else
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err_code = sd_nvic_EnableIRQ(SWI2_EGU2_IRQn);
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#endif
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printf("IRQ enable status: " UINT_FMT "\n", (uint16_t)err_code);
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// Enable BLE stack.
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ble_enable_params_t ble_enable_params;
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memset(&ble_enable_params, 0x00, sizeof(ble_enable_params));
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ble_enable_params.gatts_enable_params.attr_tab_size = BLE_GATTS_ATTR_TAB_SIZE_DEFAULT;
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ble_enable_params.gatts_enable_params.service_changed = 0;
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#if (BLUETOOTH_SD == 100) || (BLUETOOTH_SD == 110)
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err_code = sd_ble_enable(&ble_enable_params);
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#else
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#if (BLUETOOTH_SD == 132)
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uint32_t app_ram_start = 0x200039c0;
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err_code = sd_ble_enable(&ble_enable_params, &app_ram_start); // 8K SD headroom from linker script.
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printf("BLE ram size: " UINT_FMT "\n", (uint16_t)app_ram_start);
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#else
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err_code = sd_ble_enable(&ble_enable_params, (uint32_t *)0x20001870);
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#endif
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#endif
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printf("BLE enable status: " UINT_FMT "\n", (uint16_t)err_code);
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return err_code;
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}
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void sd_disable(void) {
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sd_softdevice_disable();
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}
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uint8_t sd_enabled(void) {
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uint8_t is_enabled;
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uint32_t err_code = sd_softdevice_is_enabled(&is_enabled);
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#if BLUETOOTH_SD_DEBUG
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printf("Is enabled status: " UINT_FMT "\n", (uint16_t)err_code);
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#endif
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return is_enabled;
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}
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void sd_address_get(void) {
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ble_gap_addr_t local_ble_addr;
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#if (BLUETOOTH_SD != 132)
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uint32_t err_code = sd_ble_gap_address_get(&local_ble_addr);
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#else
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uint32_t err_code = sd_ble_gap_addr_get(&local_ble_addr);
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#endif
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printf("ble address, type: " HEX2_FMT ", " \
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"address: " HEX2_FMT ":" HEX2_FMT ":" HEX2_FMT ":" \
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HEX2_FMT ":" HEX2_FMT ":" HEX2_FMT "\n", \
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local_ble_addr.addr_type, \
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local_ble_addr.addr[5], local_ble_addr.addr[4], local_ble_addr.addr[3], \
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local_ble_addr.addr[2], local_ble_addr.addr[1], local_ble_addr.addr[0]);
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(void)err_code;
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}
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#define EDDYSTONE_UUID 0xFEAA // UUID for Eddystone beacons, Big Endian.
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// URL Frame Type, fixed at 0x10.
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// RSSI, 0xEE = -18 dB is the approximate signal strength at 0 m.
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// URL prefix, 0x00 = "http://www".
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// URL
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// URL suffix, 0x01 = ".com"
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#define EDDYSTONE_DATA 0x10, 0xEE, 0x00, 'm', 'i', 'c', 'r', 'o', 'p', 'y', 't', 'h', 'o', 'n', 0x01
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#define BLE_ADV_AD_TYPE_FIELD_SIZE 1
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#define BLE_AD_TYPE_FLAGS_DATA_SIZE 1
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#define MSEC_TO_UNITS(TIME, RESOLUTION) (((TIME) * 1000) / (RESOLUTION))
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#define UNIT_0_625_MS (625)
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#define APP_CFG_NON_CONN_ADV_TIMEOUT 0 // Disable timeout.
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#define NON_CONNECTABLE_ADV_INTERVAL MSEC_TO_UNITS(100, UNIT_0_625_MS)
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void sd_advertise(void) {
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ble_uuid_t adv_uuids[] = {{.uuid = EDDYSTONE_UUID, .type = BLE_UUID_TYPE_BLE}};
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uint8_t encoded_size;
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uint8_t uuid_encoded[2];
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uint32_t err_code = sd_ble_uuid_encode(&adv_uuids[0], &encoded_size, uuid_encoded);
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printf("Encoded UUID size: " UINT_FMT ": result: " HEX2_FMT "\n", encoded_size, (uint16_t)err_code);
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printf("Encoded UUID: " HEX2_FMT " " HEX2_FMT "\n", uuid_encoded[0], uuid_encoded[1]);
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uint8_t eddystone_data[] = {EDDYSTONE_DATA}; // Temp buffer to calculate the size.
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uint8_t adv_data[] = {
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(uint8_t)(BLE_ADV_AD_TYPE_FIELD_SIZE + BLE_AD_TYPE_FLAGS_DATA_SIZE),
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BLE_GAP_AD_TYPE_FLAGS,
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BLE_GAP_ADV_FLAGS_LE_ONLY_GENERAL_DISC_MODE,
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3,
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BLE_GAP_AD_TYPE_16BIT_SERVICE_UUID_COMPLETE,
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uuid_encoded[0], uuid_encoded[1],
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(uint8_t)(BLE_ADV_AD_TYPE_FIELD_SIZE + sizeof(eddystone_data) + 2),
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BLE_GAP_AD_TYPE_SERVICE_DATA,
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uuid_encoded[0], uuid_encoded[1],
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EDDYSTONE_DATA
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};
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// Scan response data not set.
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err_code = sd_ble_gap_adv_data_set(adv_data, sizeof(adv_data), NULL, 0);
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printf("Set Adv data status: " UINT_FMT ", size: " UINT_FMT "\n", (uint16_t)err_code, sizeof(adv_data));
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ble_gap_adv_params_t m_adv_params;
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// Initialize advertising params.
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memset(&m_adv_params, 0, sizeof(m_adv_params));
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m_adv_params.type = BLE_GAP_ADV_TYPE_ADV_NONCONN_IND;
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m_adv_params.p_peer_addr = NULL; // Undirected advertisement.
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m_adv_params.fp = BLE_GAP_ADV_FP_ANY;
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m_adv_params.interval = NON_CONNECTABLE_ADV_INTERVAL;
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m_adv_params.timeout = APP_CFG_NON_CONN_ADV_TIMEOUT;
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err_code = sd_ble_gap_adv_start(&m_adv_params);
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printf("Advertisment start status: " UINT_FMT "\n", (uint16_t)err_code);
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}
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