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...
After checking and searching, i found this ble_gatts_conn_cfg_t::hvn_tx_queue_size should be the key to set it. In my custom project (SD132 V5 + SDK14.1) the only setting...
Hi
I'm using IAR Compiler and need to generate some PWM outputs. I tried to use the example code from the pwm_library. But the compiler is generating an Error on the macro...
I am using PCA 10040 development boards with soft device version s132_nrf52_3.0.0 to investigate Central/Peripheral communications.
A PCA 10040 acts as a Central making...
Here is calibration of UART data using ADXL345.
and the data is followed by x, y & z value, for example x = -42, y = 20, z = 268. and then after calibrated 10x which is...
We are upgrading an existing product to use Bluetooth instead of the parallel port.
It must support >20kbit/sec communications between the device and the host PC.
We...
Hey Nordic devzone,
I am tinkering with the following multiprotocol examples:
ble_thread_dyn_mtd_coap_cli (client)
ble_thread_dyn_template (server)
Currently the client...
Hi, I'm using nRF52832 with sdk 13.1.0(softdevice 4.0.2). I had trouble to connect nRF52832 in some android smart device.When I restart Bluetooth,Sometimes there are problems...
Hi, I'm using nRF52832 with sdk 13.1.0(softdevice 4.0.2). I had trouble to scan nRF52832 in android smart device.When i disconnect the device a long time when the status is...
hello,
I use my own code to test IOS message notifications ,
call nrf_ble_ancs_c_request_attrs function， then did not receive the data source,
Triggered the BLE_ANCS_C_EVT_NP_ERROR...
I am following blogs and questions for image transfer with nrf52 and arducam on this site and github . I can see we can use arducam OV2640 module. It has FPGA chip at back...
Hi all , I have a trouble . I am using ble_app_hrs_rscs_relay example . I modify it for NUS service . I have 3 board . peripheral <-> role <-> central via NUS . It work fine...
Im following the example Alert Notification Application and read this instruction:
In nRF Connect, create the Alert Notification Service (ANS) server by performing the...
Based on my experiment, ATT_MTU sample application can achieve throughput of 900 Kbps with the following settings:
SDK 14.2.0
ATT MTU size: 247
Connection interval...
I have a Nordic nRF52-DK that I am using to create and run programs written using the mbed compiler. I have followed the instructions outlined here on the mbed website( os...
