To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
today simple test ble_nus_string_send time-consuming function, but found that the implementation of a ble_nus_string_send and wait for the success of transmission time-consuming...
Hi, I have a problem with BLE connection. When I bond to the device and then connect, everything works and connection is stable. When I kill the app and try to connect again...
Hai team,
Iam using ble_app_beacon application in nrF51822 dongle .I want to change tx power for every advertising.
example :let us assume frequency 4 for advertising...
I am trying to perform LESC on two nRF52 central and peripheral without bonding is it possible? and how?
My devices does not have I/O capabilities or have any display....
Most examples, tutorials, and standard BLE service implementations within the SDK (14.1.0) seem to use the BLE SoftDevice's sd_ble_gatts_characteristic_add() when adding a...
Hi,
I know that this question has been asked before but it seems like the answers are pretty old.
I have a need to scan on one channel only to receive advertisements...
Hi,
As mentioned in this post:
devzone.nordicsemi.com/.../
the struct ble_gap_adv_params_t --> ble_gap_adv_ch_mask_t give the option to turn any advertising channel...
I'm calling sd_ble_uuid_decode with the following parameters on a PCA10040 board:
sd_ble_uuid_decode(16, 0x2000F7CC, 0x2000F7DC)
ram base = 0x20003150
vs_uuid_count...
I want to use in my project tft 1.8 display with st7735 controller. I used the standard GFX example from SDK 14.1 and everything is working fine, but the picture is incorrectly...
I have a QFN48 nRF52832, and it's getting hot. I'm looking at it with a thermal camera and there's a hot spot directly under the "N" of the "N52832" that's on the package...
The BLE_NUS_C_EVT_DISCONNECTED of the ble_nus_c_evt_handler() give a conn_handle = BLE_CONN_HANDLE_INVALID . So it's not possible to know which peripheral got disconnected...
Hi everyone !!
I'm a beginner in ble mesh. I'm working with nRF 52840. I'm not being able to figure out how to see log messages. I want to know where will following line...
Is there anywhere I can find some high level documentation on the FDS module? I'm going thru the API documentation but it provides very little insight into how to best setup...
Hi Nordic Devzone,
First i want to make sure that if the clock being used by softdevice is the LFCLK (32kHz) and its counter register is 24bits ? and which prescaler is...
