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...
I'm having a strange problem where the Supervision timeout does not seem to work right at the point the connection is initiated (sd_ble_gap_connect() was called but BLE_GAP_EVT_CONNECTED...
I'm using the SPI in slave mode and have a very high power draw: > 2 mA. The issue happens both in my application + custom board as well as with the dev-kit + SPIS example...
Hello
I just have some small queries.
Let's say that I am scanning continuously for advertisement packets. I think the MAC address of the devices sending these packets...
Hello
We have two boards PCA10040, client and peripheral. Blinky exemple.
The project is with two buttons on peripheral side and 2 leds on the client side.
If we hold...
i haven't seen any code posted for the HC-SR04 ultrasonic distance sensor connected to the nRF24LE1, so i rolled my own, see below. it works well enough. the sensor runs on...
Hi all!
I've been working on a firmware to timestamp GPIO events using PPI in nRF52, and it works:
github.com/HiveTracker/firmware (more context: hivetracker.github.io...
Hello,
We're preparing to build a new application based on the examples available in the Mesh sdk and wondering if you have any tips on how to extract only the files needed...
I run a basic code on nRF52832 and measure the power consumption of the chip (using DVM). The current consumption is 400 uA which is a lot just for a single timer in my application...
The tutorial is a huge help. I've been working on this for some days now, and it looks like I'm almost there. But just one last hurdle (I hope). The title pretty much says...
Hi Nordic Support,
I am trying to use BLE DFU. But for the first step I can not find the example that
is mentioned at this link: https://infocenter.nordicsemi.com/index...
Hi,
I'm working on sending string data over mesh by following this case , my message is printed on server side in mesh_msg_handle() function (access.c file), but I want...
Hello guys I'm using windows (10) using parallels in a virtual machine in mac (high sierra), all in its latest version.
The board is a PCA10040 V1.1.0. with the bootloader...
I program SD132 into nrf52832 and then program bootloader secure into nrf52832. on nRFToolbox is show name " DFUTARG" I'm using nRFToolbox for OTA. When OTA process is successful...
Hellou, I am developing apllication mesh application from example light switch. In application program i receive data from mesh and this data is stored to external serial...
I am looking for the third party nrf 52832 BLE module in which i need following configurations,
Size is less then 9mm*9mm
Chip antenna or PCB antenna
GPIO pins atleast...