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...
Can anyone tell me if there is a specific problem on the nFR 51 using the 12.3 DK, where a disconnect is seen when it connects? I'm using Android Lolipop 5.0 on a BLU device...
Hi,
Im migrating from SDK8 to SDK12
app_timer crashes
Debugging at app_error.c shows m_error_data to be :
softdevice, pc 0x000104AE, fault ID 0x00000001 error_info...
Hello, trying to understand how to replace just the bootloader and s112 SD (app not installed), presently getting Insufficient resources.
First, mergehex -m softdevice.hex...
Hi,
Has anyone attempted to first transfer the entire image package to the external flash over BLE and then use a background DFU library to transfer from the external flash...
Hello,
I've got a NRF52840-DK development kit and tried to configure it with a ATT MTU size of 512 bytes (larger than 247 bytes). I've activated data length extension and...
HI all,
I'm trying to get the Thingy Mesh Demo v0.1 working on my Thingy's. I am using the same SDK version as used in the demo ( Nordic nRF5 SDK for Mesh v1.0.1) and I...
I was able to follow the "quick start" guide for Mesh DFU and got things working with 3 nodes.
1 node (the serial host hooked to the PC) was programmed with:
bin/softdevice...
Hi to all,
i am developing a device with nrf51822 soc. i am using nrf51822 custom board, my board is https://pl.aliexpress.com/item/2V-3-3V-NRF51822-Bluetooth-4-0-Wireless...
Hi, everyone.
I am currently doing research for our new project - IoT alarm system for smart home.
One of requirements is Wi-Fi / BLE combo chip / module . Multi-protocol...
Hi all,
in Central mode I would like to retrieve the list of all the devices present.
I have developped a litle USB dongle, and I need to list alls peripherals, but after...
Hello,
I am using hardware PWM on NRF52832 in order to drive a MOS. I found something unexpected with the rates. i understand the PWM rate is determined by the clock divider...
So I'm trying to merge the ble_app_uart example with a project of my own, using SDK 14.2.0, but keep getting errors with the ram.
At first, my own project's ram start was...
NRF_LOG_ERROR should be coded not NRF_LOG_DEBUG for error conditions.
Not only will the log calls not be compiled and not displayed if
NRF_LOG_DEFAULT_LEVEL is less than...
Dear Madam/Sir,
I'm measuring the nRF52840 DK current consumption with my custom ble_peripheral app and other example ble_peripheral apps, namely ble_app_proximity, ble_app_pwr_profiling...
