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 bought the device NRF52840 and tried to put the hex code through USB connected to power button.
The HRM hex supposed to blink the LED1 for broadcasting but it doesnt do...
In nRF52840 SYSTEM OFF mode, would the comparator still be functional in either Single-Ended or Differential Mode?
My thought is to wake up the nRF52840 system using an...
I'm working on a design with an nRF52810_CAAA WLCS package. Routing the GPIO is pretty tight and I'm wondering whether it's safe to route a GPIO line across the unused DCC...
I have so many versions of this topic that I now am certain that most of the answers provided are wrong. Since you cannot have so many ways of connecting an external nrf device...
Hello,
Please, may I know if there is an available option (tool, library) to list all the nRF52840 Dongle devices connected to a Windows host?
Similar to the drop-down...
Hello,
I'm using a NRF52832 QFAA connected to a Quectel modem through UART. We're using UARTSerial from Mbed OS 5.
We've produced 12 custom boards where on 2 of them the...
Hello,
I'm working on adding an HTS service to an existing device (nRF52832), and running into a problem that can be reproduced on PCA10040 and S132 5.0
When my code is...
I modified the firmware of our control unit to allow BLE communication. Now It communicates with an ANDROID APP. The chip used is nRF24L01+, It send and get only Non-Connectable...
Hello,
I'm trying out the HID Keyboard example (sdk 16.0.0, s132) and was able to pair once to my phone. Now I can't pair to any device. The following pop-up window appears...
I'm running SDK 14.2 using FreeRTOS on a nrf52832.
When I increase NRF_SDH_BLE_GATT_MAX_MTU_SIZE to 158, the system ends up in Hard Fault.
Anyone have suggestions on...
Hello,
I am using an nRF52 to transfer 20 bytes (through notifications) to a raspberry pi (with bluetooth dongle). I've been experiencing some weird connection times: I...
Hi
I have 1 PCA10040 dev kit and 1 Raspberry Pi 3.
If I connect NRF dongle to Raspberry Pi will Raspberry Pi act as mesh-node ?
All I want to do is send data from PCA10040...
Hello,
nRF52840 is having the inbulit RTC for keeping the time.
Should i need to use external RTC with coin battery for even after power off the BLE nRF52840.
PLease...
Hi!
We're considering implementing some security measurements into our devices, and so naturally we've started to investigate CryptoCell and other Backends supported by...
