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...
Hi.
I'm using PCA10028, SDK10.0.0, S130 as central.
After connection, if i want to change SUPERVISION_TIMEOUT, is it possible?
If it is, how can i do that?
I need...
Hi.
I am trying to get the RTC started, and I've followed the rtc example in the NRF51_SDK.
But things go wrong when I call:
ret_code_t err_code = nrf_drv_clock_init...
Hello , RX: nrf24LU Tx: nrf51822 use ESB Lib. But the nrf24 Can't receive data continuous.
if I Want receive 2th data , I must power up the nrf24.
This is my Code :
RFCTL...
hello,
I wanted an info which tool is better for debugging when using
native SDK.
do i have to use pyocd or openocd for native sdk hardware debugging
and if you can...
Based SDK 9.0 "ibeacon" example, nRF51822(QFAAG0) work's well when download the ibeacon.hex.
The target set as follow:
Based SDK 9.0 "ibeacon" example,nRF51822(QFABC0...
Anyone seen the new nRF52 online power profiler ?
It's an online tool that estimates the current consumed by your BLE application.
This allows you to better understand...
Hi,
Before starting advertising using advertising_start() function, if pstorage function is used to write data, then it gets stuck at that point as no pstorage handler...
Hello, I have an issue with ble_app_hrs_rscs_relay that doesn't seem to exist with the other sample projects.
The project compiles without any issues, but when I run it...
Apart from pressing Button 4 or adding a DFU service to current running application. Is there any way to enter DFU mode from application?
Is it possible with nrfutil to...
Is there any tutorial or good example for I2C communication using TWI? I already saw the examples for TWI, but I don't find them very intuitive to change for I2C.
I'm trying...
After updating an application on nRF51822 chip with a new application which has new Characteristic UUID via BLE, iOS app cannot detect the new Characteristic UUID.
I know...
Hi to everyone,
I'm trying to use the CMD Mode of my Sniffer but I have different problems. First of all, when I switch to the CMD Mode the red LED didn't blink (it doesn...
`Hi Guys,
I have some sensor data of 20 bytes at each measurement at different period stored in EEPROM. Now i have to transmit all data over BLE continously.
example ...
I have a laser distance sensor module. I want to connect this module with my nRF52 DK(PCA10040). The module communicates over UART:
Supply (2.8V-3.2V VDC) connected...
I want to purchase a BLE development kit. My current preference is nRF51 because there are more nRF51422 BLE modules in the market.
www.nordicsemi.com/.../3rd-Party-Bluetooth...
