This is an example of Nordic nrf51822 Bluetooth communication, I hope useful for you.

ble_app_hrs\.cproject
ble_app_hrs\.project
ble_app_hrs\arm\ble_app_hrs.uvgui.ydg
ble_app_hrs\arm\ble_app_hrs.uvopt
ble_app_hrs\arm\ble_app_hrs.uvproj
ble_app_hrs\arm\ble_app_hrs_nrf51822_xxaa_s110 (256K).dep
ble_app_hrs\arm\ble_app_hrs_uvopt.bak
ble_app_hrs\arm\ble_app_hrs_uvproj.bak
ble_app_hrs\arm\JLinkLog.txt
ble_app_hrs\arm\JLinkSettings.ini
ble_app_hrs\arm\_build\app_timer.crf
ble_app_hrs\arm\_build\app_timer.d
ble_app_hrs\arm\_build\app_timer.o
ble_app_hrs\arm\_build\arm_startup_nrf51.d
ble_app_hrs\arm\_build\arm_startup_nrf51.lst
ble_app_hrs\arm\_build\arm_startup_nrf51.o
ble_app_hrs\arm\_build\ble_advdata.crf
ble_app_hrs\arm\_build\ble_advdata.d
ble_app_hrs\arm\_build\ble_advdata.o
ble_app_hrs\arm\_build\ble_app_hrs.axf
ble_app_hrs\arm\_build\ble_app_hrs.hex
ble_app_hrs\arm\_build\ble_app_hrs.htm
ble_app_hrs\arm\_build\ble_app_hrs.lnp
ble_app_hrs\arm\_build\ble_app_hrs.map
ble_app_hrs\arm\_build\ble_app_hrs.sct
ble_app_hrs\arm\_build\ble_app_hrs.tra
ble_app_hrs\arm\_build\ble_bas.crf
ble_app_hrs\arm\_build\ble_bas.d
ble_app_hrs\arm\_build\ble_bas.o
ble_app_hrs\arm\_build\ble_bondmngr.crf
ble_app_hrs\arm\_build\ble_bondmngr.d
ble_app_hrs\arm\_build\ble_bondmngr.o
ble_app_hrs\arm\_build\ble_conn_params.crf
ble_app_hrs\arm\_build\ble_conn_params.d
ble_app_hrs\arm\_build\ble_conn_params.o
ble_app_hrs\arm\_build\ble_debug_assert_handler.crf
ble_app_hrs\arm\_build\ble_debug_assert_handler.d
ble_app_hrs\arm\_build\ble_debug_assert_handler.o
ble_app_hrs\arm\_build\ble_dis.crf
ble_app_hrs\arm\_build\ble_dis.d
ble_app_hrs\arm\_build\ble_dis.o
ble_app_hrs\arm\_build\ble_error_log.crf
ble_app_hrs\arm\_build\ble_error_log.d
ble_app_hrs\arm\_build\ble_error_log.o
ble_app_hrs\arm\_build\ble_flash.crf
ble_app_hrs\arm\_build\ble_flash.d
ble_app_hrs\arm\_build\ble_flash.o
ble_app_hrs\arm\_build\ble_hrs.crf
ble_app_hrs\arm\_build\ble_hrs.d
ble_app_hrs\arm\_build\ble_hrs.o
ble_app_hrs\arm\_build\ble_radio_notification.crf
ble_app_hrs\arm\_build\ble_radio_notification.d
ble_app_hrs\arm\_build\ble_radio_notification.o
ble_app_hrs\arm\_build\ble_sensorsim.crf
ble_app_hrs\arm\_build\ble_sensorsim.d
ble_app_hrs\arm\_build\ble_sensorsim.o
ble_app_hrs\arm\_build\ble_srv_common.crf
ble_app_hrs\arm\_build\ble_srv_common.d
ble_app_hrs\arm\_build\ble_srv_common.o
ble_app_hrs\arm\_build\ble_stack_handler.crf
ble_app_hrs\arm\_build\ble_stack_handler.d
ble_app_hrs\arm\_build\ble_stack_handler.o
ble_app_hrs\arm\_build\main.crf
ble_app_hrs\arm\_build\main.d
ble_app_hrs\arm\_build\main.o
ble_app_hrs\arm\_build\system_nrf51.crf
ble_app_hrs\arm\_build\system_nrf51.d
ble_app_hrs\arm\_build\system_nrf51.o
ble_app_hrs\ble_bondmngr_cfg.h
ble_app_hrs\gcc\Makefile
ble_app_hrs\main.c
ble_app_hrs\arm\_build
ble_app_hrs\arm
ble_app_hrs\gcc
ble_app_hrs

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