multirole_peripheral_multiconnect.c File Reference

Multi-Role Peripheral Multi-connection Application.

Copyright (c) 2017-2018 Microchip Technology Inc. and its subsidiaries.

#include <asf.h>
#include "platform.h"
#include "multirole_peripheral_multiconnect.h"
#include "console_serial.h"
#include "ble_manager.h"
#include "at_ble_api.h"
#include "find_me_locator.h"
#include "immediate_alert.h"
#include "timer_hw.h"
#include "conf_extint.h"
#include "battery.h"

Macros
#define	APP_BUTTON_EVENT_ID   (2)
#define	APP_INVALID_EVENT_ID   (0)
#define	APP_TIMER_EVENT_ID   (1)

Functions
at_ble_status_t	app_connect_request (at_ble_scan_info_t *scan_buffer, uint8_t index)
	Connect to a peer device. More...
static uint16_t	app_no_device_found_handler (void)
static at_ble_status_t	bas_encryption_status_changed_app_event (void *param)
static at_ble_status_t	bas_paired_app_event (void *param)
static at_ble_status_t	bas_send_notification (void *param)
static at_ble_status_t	battery_set_advertisement_data (void)
static at_ble_status_t	battery_simulation_task (void *param)
static at_ble_status_t	battery_start_advertisement (void)
static at_ble_status_t	ble_adv_report_app_event (void *param)
static at_ble_status_t	ble_char_changed_app_event (void *param)
static at_ble_status_t	ble_connected_app_event (void *param)
static at_ble_status_t	ble_disconnected_app_event (void *param)
static at_ble_status_t	ble_notification_confirmed_app_event (void *param)
static at_ble_status_t	ble_scan_report_app_event (void *param)
	Handles AT_BLE_SCAN_REPORT event from stack. More...
void	button_cb (void)
static void	fmp_simulation_task (void)
int	main (void)
static at_ble_status_t	multirole_app_custom_event (void *param)
static void	rssi_update (at_ble_handle_t conn_handle)
	Check for Link Loss and Path Loss alert check for Low Alert value if crossed write Low Alert value to Immediate Alert Service. More...
static void	simulate_battery_level (void)
static void	timer_callback_handler (void)

Variables
fmp_locator_alert_level_t	alert_level = FMP_NO_ALERT
user_custom_event_t	app_custom_event [2]
volatile bool	app_init_done = false
bas_app_state_t	bas_app_info [BAS_MAX_DEVICE_CONNECTION]
bat_gatt_service_handler_t	bas_service_handler
bool volatile	bat_device_adv = false
bool volatile	bat_timer_done = false
static const ble_gap_event_cb_t	battery_app_gap_cb
static const ble_gatt_server_event_cb_t	battery_app_gatt_server_cb
uint8_t	battery_level = BATTERY_MIN_LEVEL
bool volatile	battery_level_flag = true
ble_connected_dev_info_t	ble_dev_info [BLE_MAX_DEVICE_CONNECTION]
	Initialize the service with its included service, characteristics, and descriptors. More...
bool volatile	findme_timer_done = false
fmp_app_state_t	fmp_app_info
volatile fmp_scan_state_t	fmp_app_scan_state = FMP_IDLE
uint8_t	fmp_supp_scan_index [MAX_SCAN_DEVICE]
gatt_ias_char_handler_t	ias_handle
static const ble_custom_event_cb_t	multirole_custom_event_cb
at_ble_scan_info_t	scan_info [MAX_SCAN_DEVICE]
volatile uint8_t	scan_response_count

#define APP_BUTTON_EVENT_ID   (2)

Referenced by multirole_app_custom_event().

#define APP_INVALID_EVENT_ID   (0)

#define APP_TIMER_EVENT_ID   (1)

Referenced by multirole_app_custom_event().

at_ble_status_t app_connect_request	(	at_ble_scan_info_t *	scan_buffer,
		uint8_t	index
	)

Connect to a peer device.

References AT_BLE_FAILURE, AT_BLE_SUCCESS, DBG_LOG, at_ble_scan_info_t::dev_addr, fmp_app_state::fmp_peer_address, and gap_dev_connect().

Referenced by ble_scan_report_app_event().

static uint16_t app_no_device_found_handler ( void  )

static

References AT_BLE_SUCCESS, DBG_LOG, fmp_app_scan_state, FMP_IDLE, FMP_SCANNING, gap_dev_scan(), and getchar_timeout().

Referenced by ble_scan_report_app_event().

static at_ble_status_t bas_encryption_status_changed_app_event ( void *  param )

static

References AT_BLE_SUCCESS, BATTERY_UPDATE_INTERVAL, ble_check_iscentral(), fmp_app_scan_state, FMP_IDLE, at_ble_encryption_status_changed_t::handle, hw_timer_start(), and at_ble_encryption_status_changed_t::status.

static at_ble_status_t bas_paired_app_event ( void *  param )

static

References AT_BLE_SUCCESS, BATTERY_UPDATE_INTERVAL, ble_check_iscentral(), fmp_app_scan_state, FMP_IDLE, at_ble_pair_done_t::handle, hw_timer_start(), and at_ble_pair_done_t::status.

static at_ble_status_t bas_send_notification ( void *  param )

static

References AT_BLE_FAILURE, AT_BLE_SUCCESS, bas_app_state::bas_level_notified, BAS_MAX_DEVICE_CONNECTION, BAS_NOTIFICATION_CONFIRMED, BAS_NOTIFICATION_ENABLED, BAS_NOTIFICATION_SENT, bat_update_char_value(), battery_level, BLE_INVALID_CONNECTION_HANDLE, bas_app_state::notification_state, and UNUSED.

Referenced by battery_simulation_task(), and ble_notification_confirmed_app_event().

static at_ble_status_t battery_set_advertisement_data ( void  )

static

References AT_BLE_FAILURE, AT_BLE_SUCCESS, ble_advertisement_data_set(), and DBG_LOG.

Referenced by main().

static at_ble_status_t battery_simulation_task ( void *  param )

static

References ALL_UNUSED, AT_BLE_FAILURE, bas_app_state::bas_level_notified, BAS_MAX_DEVICE_CONNECTION, bas_send_notification(), bat_timer_done, battery_level, BATTERY_UPDATE_INTERVAL, DBG_LOG, hw_timer_start(), NULL, and simulate_battery_level().

Referenced by multirole_app_custom_event().

static at_ble_status_t battery_start_advertisement ( void  )

static

References APP_BAS_ADV_TIMEOUT, APP_BAS_FAST_ADV, AT_BLE_ADV_FP_ANY, AT_BLE_ADV_GEN_DISCOVERABLE, at_ble_adv_start(), AT_BLE_ADV_TYPE_UNDIRECTED, AT_BLE_FAILURE, AT_BLE_SUCCESS, BAS_MAX_DEVICE_CONNECTION, BLE_INVALID_CONNECTION_HANDLE, DBG_LOG, fmp_app_scan_state, FMP_IDLE, FMP_SCANNING, gap_dev_scan(), and NULL.

Referenced by ble_adv_report_app_event(), ble_connected_app_event(), ble_disconnected_app_event(), ble_scan_report_app_event(), and main().

static at_ble_status_t ble_adv_report_app_event ( void *  param )

static

References AT_BLE_GAP_TIMEOUT, AT_BLE_SUCCESS, bat_device_adv, battery_start_advertisement(), DBG_LOG, fmp_app_scan_state, FMP_IDLE, FMP_SCANNING, gap_dev_scan(), and at_ble_adv_report_t::status.

static at_ble_status_t ble_char_changed_app_event ( void *  param )

static

References AT_BLE_FAILURE, AT_BLE_SUCCESS, BAS_MAX_DEVICE_CONNECTION, BAS_NOTIFICATION_DISABLED, BAS_NOTIFICATION_ENABLED, bat_char_changed_event(), at_ble_characteristic_changed_t::conn_handle, and bas_app_state::notification_state.

static at_ble_status_t ble_connected_app_event ( void *  param )

static

References AT_BLE_SUCCESS, bas_app_state::bas_level_notified, BAS_MAX_DEVICE_CONNECTION, bat_device_adv, battery_start_advertisement(), ble_check_iscentral(), ble_check_ispheripheral(), BLE_INVALID_CONNECTION_HANDLE, BLE_MAX_DEVICE_CONNECTION, bas_app_state::conn_handle, at_ble_connected_t::conn_status, DBG_LOG, fmp_app_scan_state, fmp_app_state::fmp_conn_handle, FMP_CONNECTED, FMP_IDLE, FMP_SCANNING, gap_dev_scan(), and at_ble_connected_t::handle.

static at_ble_status_t ble_disconnected_app_event ( void *  param )

static

References ALL_UNUSED, AT_BLE_SUCCESS, bas_app_state::bas_level_notified, BAS_MAX_DEVICE_CONNECTION, BAS_NOTIFICATION_DISABLED, bat_device_adv, battery_start_advertisement(), BLE_INVALID_CONNECTION_HANDLE, bas_app_state::conn_handle, DBG_LOG, fmp_app_scan_state, fmp_app_state::fmp_conn_handle, FMP_IDLE, FMP_SCANNING, gap_dev_scan(), at_ble_disconnected_t::handle, and bas_app_state::notification_state.

static at_ble_status_t ble_notification_confirmed_app_event ( void *  param )

static

References AT_BLE_SUCCESS, BAS_MAX_DEVICE_CONNECTION, BAS_NOTIFICATION_CONFIRMED, bas_send_notification(), at_ble_cmd_complete_event_t::conn_handle, DBG_LOG_DEV, bas_app_state::notification_state, NULL, and at_ble_cmd_complete_event_t::status.

static at_ble_status_t ble_scan_report_app_event ( void *  param )

static

Handles AT_BLE_SCAN_REPORT event from stack.

References AD_TYPE_COMPLETE_LIST_UUID, at_ble_addr_t::addr, ALL_UNUSED, app_connect_request(), app_no_device_found_handler(), AT_BLE_ADV_TYPE_DIRECTED, AT_BLE_ADV_TYPE_UNDIRECTED, AT_BLE_FAILURE, at_ble_scan_stop(), AT_BLE_SUCCESS, AT_BLE_UUID_16, bat_device_adv, battery_start_advertisement(), DBG_LOG, DBG_LOG_CONT, at_ble_scan_info_t::dev_addr, fmp_app_scan_state, FMP_ASCII_TO_DECIMAL_VALUE, FMP_IDLE, FMP_SCANNING, fmp_supp_scan_index, gap_dev_scan(), getchar_timeout(), IMMEDIATE_ALERT_SERVICE_UUID, MAX_SCAN_DEVICE, scan_index, scan_info_parse(), scan_response_count, at_ble_uuid_t::type, and at_ble_uuid_t::uuid.

void button_cb

(

void

)

References app_init_done, and at_ble_event_user_defined_post().

static void fmp_simulation_task ( void  )

static

References findme_timer_done, fmp_app_scan_state, fmp_app_state::fmp_conn_handle, FMP_CONNECTED, and rssi_update().

Referenced by multirole_app_custom_event().

int main

(

void

)

References app_init_done, AT_BLE_SUCCESS, bas_app_state::bas_level_notified, BAS_MAX_DEVICE_CONNECTION, BAS_NOTIFICATION_DISABLED, bat_init_service(), bat_primary_service_define(), battery_level, battery_set_advertisement_data(), battery_start_advertisement(), BLE_CUSTOM_EVENT_TYPE, ble_device_init(), ble_event_task(), BLE_GAP_EVENT_TYPE, BLE_GATT_SERVER_EVENT_TYPE, BLE_INVALID_CONNECTION_HANDLE, ble_mgr_events_callback_handler(), board_init(), bas_app_state::conn_handle, DBG_LOG, fmp_locator_init(), hw_timer_init(), hw_timer_register_callback(), bas_app_state::notification_state, NULL, REGISTER_CALL_BACK, serial_console_init(), system_init(), and timer_callback_handler().

static at_ble_status_t multirole_app_custom_event ( void *  param )

static

References APP_BUTTON_EVENT_ID, APP_TIMER_EVENT_ID, at_ble_disconnect(), AT_BLE_FAILURE, AT_BLE_SUCCESS, AT_BLE_TERMINATED_BY_USER, battery_simulation_task(), DBG_LOG, fmp_app_scan_state, fmp_app_state::fmp_conn_handle, FMP_CONNECTED, FMP_IDLE, fmp_simulation_task(), and NULL.

static void rssi_update ( at_ble_handle_t  conn_handle )

static

Check for Link Loss and Path Loss alert check for Low Alert value if crossed write Low Alert value to Immediate Alert Service.

High Alert value if crossed write High Alert value to IAS service

Parameters

[in]

conn_handle

Connection handle of a connected device

References alert_level, at_ble_rx_power_get(), AT_BLE_SUCCESS, gatt_ias_char_handler::char_handle, DBG_LOG, DBG_LOG_CONT, FMP_HIGH_ALERT, FMP_HIGH_ALERT_RANGE, FMP_LOW_ALERT_RANGE, FMP_MID_ALERT, FMP_NO_ALERT, ias_alert_level_write(), IAS_HIGH_ALERT, IAS_MID_ALERT, IAS_NO_ALERT, and rssi_power.

Referenced by fmp_simulation_task().

static void simulate_battery_level ( void  )

static

References battery_level, battery_level_flag, BATTERY_MAX_LEVEL, and BATTERY_MIN_LEVEL.

Referenced by battery_simulation_task().

static void timer_callback_handler ( void  )

static

References at_ble_event_user_defined_post(), bat_timer_done, findme_timer_done, and hw_timer_stop().

fmp_locator_alert_level_t alert_level = FMP_NO_ALERT

user_custom_event_t app_custom_event[2]

Initial value:

= {
    {
        .id = APP_TIMER_EVENT_ID,
        .bptr = NULL,
    },
    {
        .id = APP_BUTTON_EVENT_ID,
        .bptr = NULL
    }
}

volatile bool app_init_done = false

bas_app_state_t bas_app_info[BAS_MAX_DEVICE_CONNECTION]

Initial value:

= {{BLE_INVALID_CONNECTION_HANDLE, 
                            BAS_NOTIFICATION_DISABLED, false}, }

bat_gatt_service_handler_t bas_service_handler

bool volatile bat_device_adv = false

Referenced by ble_adv_report_app_event(), ble_connected_app_event(), ble_disconnected_app_event(), and ble_scan_report_app_event().

bool volatile bat_timer_done = false

Referenced by battery_simulation_task(), and timer_callback_handler().

const ble_gap_event_cb_t battery_app_gap_cb

static

Initial value:

= {
    .adv_report = ble_adv_report_app_event,
    .scan_report = ble_scan_report_app_event,
    .connected = ble_connected_app_event,
    .disconnected = ble_disconnected_app_event,
    .pair_done = bas_paired_app_event,
    .encryption_status_changed = bas_encryption_status_changed_app_event
}

const ble_gatt_server_event_cb_t battery_app_gatt_server_cb

static

Initial value:

= {
    .notification_confirmed = ble_notification_confirmed_app_event,
    .characteristic_changed = ble_char_changed_app_event
}

uint8_t battery_level = BATTERY_MIN_LEVEL

bool volatile battery_level_flag = true

Referenced by simulate_battery_level().

ble_connected_dev_info_t ble_dev_info[BLE_MAX_DEVICE_CONNECTION]

Initialize the service with its included service, characteristics, and descriptors.

Parameters

[in]

scan_param

gatt service information

Returns

none

bool volatile findme_timer_done = false

Referenced by fmp_simulation_task(), and timer_callback_handler().

fmp_app_state_t fmp_app_info

Initial value:

= {{AT_BLE_ADDRESS_PUBLIC, {0x00,0x00,0x00,0x00,0x00,0x00}}, 
                                BLE_INVALID_CONNECTION_HANDLE}

volatile fmp_scan_state_t fmp_app_scan_state = FMP_IDLE

Referenced by app_no_device_found_handler(), bas_encryption_status_changed_app_event(), bas_paired_app_event(), battery_start_advertisement(), ble_adv_report_app_event(), ble_connected_app_event(), ble_disconnected_app_event(), ble_scan_report_app_event(), fmp_simulation_task(), and multirole_app_custom_event().

uint8_t fmp_supp_scan_index[MAX_SCAN_DEVICE]

Referenced by ble_scan_report_app_event().

gatt_ias_char_handler_t ias_handle

const ble_custom_event_cb_t multirole_custom_event_cb

static

Initial value:

= {
    .custom_event = multirole_app_custom_event
}

at_ble_scan_info_t scan_info[MAX_SCAN_DEVICE]

volatile uint8_t scan_response_count