Hello,
in cases where the LTE signal strength is extremely low, we observed that the LwM2M /4/0/2 RSRP rolls over from -128 to 127. We found that the nRF Connect SDK uses...
As part of the Bluetooth LE course we need to setup and install the nRF BLE sniffer for wireshark. I have followed the explained steps in the course to set up wireshark to...
The at command documentation says that ENVEVAL is only available in system mode 2 (CFUN=2). Is there a reason why the command can't be run in any other mode? For example if...
Hi
The TWI driver has a twi_clear_bus() function but the TWIM does not.
I'm getting an I2C error, and need to do I2C soft reset. I'm doing this manually at moment but...
I recently completed a field-upgrade path from an nRF5 SDK 17.1 application (with the legacy Secure DFU bootloader) to a fresh NCS-based firmware stack, while preserving user...
Hi, I am trying to understand the Friend and LPN behaviour. For that I am refering to nRF sample application light" and "light_switch". Below is the setup details: 1. On one...
Calling ble_nus_string_send() from within a TWI callback (case NRF_DRV_TWI_EVT_DONE) is performing a reset on my PCA10028 (nRF51422). It works fine from the main loop.
...
When I run nrfutil, the program immediately throws a Python exception. It has been working for the last 6 months. I've used pip to try to upgrade protobuf and nrfutil, but...
I AM HAVING A COUNT VALUE WHICH IS IN THE RANGE OF 10000 - 100000 WHICH IS TO BE TRANSMITTED OVER THE BLE (OF THE BOARD) TO THE ANDROID DEVICE. I like to use nus service to...
Not really a development question. I'm looking for a wearable BLE device to use as a prototype for an academic research project (in a healthcare/hospital setting).
The...
Hi there,
Can anyone help me do secure DFU using bluetooth on PC please? I've tried every possible node.js solution to no avail.
I don't care what programming language...
Hello,
To my understanding, normally, either after a reset or powering up, the program should first run to Reset_Handler, then SystemInit, then __main.
Somehow, my program...
i used RTS service example in nRF5_SDK_13.1.0_7ca7556.
I entered the value in cccd,then i see ATT_ErrorRsp: status=0 oc=0x0012 h=17 err=5.
What's wrong with it and how...
We have tried working with nrF UART android source code from Github, it is not working, we have connectivity issue. it is working fine with the uart application which we have...
Hello, I'm developing firmware for a custom PCB with an nRF52832 chip. I've implemented almost all of the peripheral functionality I need (including TWI, GPIO, GPIOTE, delay...
Hi there,
I've already downloaded ble_mesh_v0.9.1-Alpha SDK and I can use arm-none-eabi-gcc to compile it, one thing I want to know is that how can I switch HWID to 52 in...
Hello,
I'm trying to use ble_app_hrs_rscs_relay_pca10056_s140 on a nRF52840 Preview DK using example from SDK 13.0.0_04a0bfd.
When I copy the precompiled .hex file in...
Hi,
I'm trying to add another element with a simple onoff model to control a second LED on the same server node.
I get APP_ERROR. I try declaring m_server0, m_server1, generic_get0_cb...
Hello,
I want to use at the nRF52832 a temperature sensor TMP108 and an EEPROM via TWI bus which are connected to Pin 5 (SDA) and Pin 6 (SCL). I made a lot of time until...
