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 the watchdog of the nRF52832 Rev. 1.
The PS V1.4 states that the maximum run current of the watchdog is 2uA while the typical current is only 0.3uA. Can you...
Hi,
I am migrating from SDK14.2 to SDK15.0 and I can compile now, but when runnning the nrfx_uart_init the hardware handshake signal RTS is high from the beginning.
...
I am running into compile errors in different places in the SDK where there are lines as shown below: #if (NRF_BLE_GATT_ENABLED) /* do something */ #endif It is a widely and...
Hello Team,
Currently, we are evaluating nRF52 using nRF52840DK for one of our upcoming project. Basically, our typical application involves sending 32 Bytes of command...
I am using nRF52840dk SDK15.3.0 ble_app_att_mtu_throughput example,in that example i included some part of ble_app_uart code. Now the issue i am facing is ble_link_ctx_manager...
im trying to do notification for characteristic of a service whenever i trying to notify from nrf mobile app the debug session in ses is stopping its play in few seconds
Hello,
I am using nRF52840, SDK_16.0.0, SoftDevice S140 V7.0.1 and Segger for flashing the image. I am using ‘ble_app_blinky’.
Assume I have one FDS record. With this...
Hello,
If I understand well the characteristics of the Thingy.91 si that you supplie a firmware we can download and modify as we want because it is open source, is that...
We're trying to diagnose an issue that's occurred to at least two of our customers. For some reason, we've found two different iPhones that are seeing our reader (nRF52840...
Hello,
Float printk (%f and %0.2f) is not working. I use newlib and activated floats for print and scan support without success.
Configuration:
Version from 31 january...
Hello!
I use nRF52-DK wuth android device. DK connects to android device and works with it well. But I want a paired DK make unpaired from android device by performing unpair...
Hi,
I have requirement of BLE node to node communication in mesh network.
All the nodes should have single firmware which will be capable of publishing and subscribing...
Hi All,
We are trying to interface nRF52840 based custom board, manufactured using Config 6 schematic as the reference, with R-Pi to work as NCP. Please refer to the attached...
EDIT: It seems that the app hangs in nrf_saadc_event_check() after initializing channel0. I'll further investigate!
Current I'm at the point at which I found out that
...
