But now I have a new problem that is whenever I set " PWR_UP " bit in CONFIG register then it drop the 3.3 volt vcc to 1.2 volt. I don't know why its happening. Anyway, is...
This previous question about multiple advertisements seems to be related to softdevice 7. I was unable to get a similar example working in SD/SDK8
My end-goal is to add...
We are considering using Gazell for an outdoor application, i.e. lots of noise and disturbances, constantly changing environment, where the amount data being transferred is...
Hi everyone,
I have found your git "Ble Optiboot"( github.com/.../ble-optiboot) , and I have understood, it is usefull to load a binary into MCU flash, I was looking for...
I'll go ahead and describe what I need to do and see if anyone might have some place to start for me since I'm having a lot of trouble figuring out what I need.
I'm looking...
Hello ,
I'm designing an embedded system with one of your RF chips (NRF24L01+) and as far as I searched for the datasheet , It seems like NRF24L01+ doesn't have a hardware...
We have set the peripheral ADV interval & central SCAN interval as below configs, we found that the connection time is unstable, from 125ms to 980ms, we expect to get a stable...
nRF51822, SD 130 v2.0.1, SDK 11.
Dear community,
I am experiencing an issue with disconnection on iPhone (iOS 11.2.5). After connecting and bonding with device (in iOS...
Hi,
I am using SDK 14.2.0 and SD 132 v 5.
When trying to combine ble_app_beacon with twi_sensor, I get the following error:
..\..\..\main.c(89): error: #253: expected...
I'm developing a project where the device wakes from system_off using a button. I've noticed that it takes about half a second from the time the bootloader starts until the...
I updated the original question
Hi, I am working with two nRF52 SDK13 central and peripheral, with no display, each is connected thought UART to a software interface,...
Hi All,
I have below requirement on NFC. please suggest how to start with the same.
1.NFC operation. (Simple Read Write into NFC Tag Memory).
We need to see a demo...
Hi,
we are trying to use pc-ble-driver (source and hex files from tag v3.0.0) together with nRF52 DK. We are running the heart rate example code on Ubuntu 16.04 (tried both...
Hi,
I'm very new to the NRF5-sdk and I found out about NRF5-sdk for eddystone on github.
I would like to ask, Is the NRF5-sdk for eddystone compatible with BMD-350 board...
Hello,
I'm currently trying to build my Keil project. i2c.c file in my project is using nrf_drv_twi driver functions.
So I included nrf_drv_twi.h in the file (or in the...
Hi,
I'm getting started with a couple of nRF52 boards. I want to pair the boards to each other (one central and one peripheral). Then I will have buttons connected to the...
Hello, when transmitting packets with nRF52832 is there any chance to keep the carrier frequency off until the first bit of the preamble is being sent? (The product specification...
Symptom
Depending on the data values written to the log this either triggers a hardfault or executes some random code with random results.
Repeatability
I can reproduce...
Hi,
I do use a power supply which generates +3.3V and +5.0V .
Please, could you explain me what will be the energy efficient way to connect them to nRF52840?
VDD_HV...
