Hi,
I am building a Thread network ( www.youtube.com/watch with a Rasp Pi 4 as a border router, an nRF52840 DK as an RCP, and an nRF5340 DK as a child to be added into the...
We found a problem with a client's legacy design. They use two 12 pF load capacitors for the 32 MHz crystal, which has a 4 pF capacitance. This is a somewhat unusual Abracon...
Hello DevZone,
I have a project where I currently use the AT%XPOFWARN feature, in order to turn off the modem in case the battery voltage is too low. It's used in both cellular...
Hello,
I am currently evaluating options for integrating Bluetooth Low Energy (BLE) functionality into a medical-grade device that requires time-sensitive communication...
We use several Nordic chips in our BLE sensors. We bond to the devices from Android, connect to update configurations, then disconnect such that the device then advertises...
Dear Nordic DevZone,
I'm encountering pairing issues with mobile devices and a nRF54 DevKit flashed with HCI over UART firmware. After initial pairing, deleting the bonding...
I have a board built which is a tracking device with a GPS and GSM modem. I'm beginning field testing and have been flashing it with a Segger then disconnecting the Segger...
Hello everybody,
I'm getting crazy, I'm trying to extend HID axis values from 0..255 to 0..1023 max using the descriptor found in the example ble_HID_keboard/hid_joystick...
I have used the nrf8002 chip before and love it but now I am trying a different application that requires a bit more smarts. I am trying to design a system that can have an...
I have an nRF51822 board that is running fine for a while. At some point, it runs into an error and calls ble_debug_assert_handler() and goes into an infinite loop. At that...
Hi all,
I am new to nRF51822,now I want to used a simple ble application to send a data,and nRF51822 ble device read this data to control RC servo motor ,for example app...
We are using S130 v0.9 stack,
and when BLE device A is connected as peripheral of iphone
and central of BLE device B at the same time
iPhone --> A ---> B
Device...
Hello,
I am working with the nRF DK trying to read a sensor over I2C. I wrote some code in Keil uVision and I finally could read the sensor. The problem now is, for some...
I encountered a strange problem system reset. My application runs on iOS or android. My device was connected by iPhone 6 plus(128G) with iOS 8.1.2. ANCS was turned on. I have...
Hello Everyone
I want to implement TWI interface in my project.Presently I am using Keil UV5 IDE, PCA10028 Development board and s110 7.1.0 softdevice, along with that...
Hi,
So am new to all this BLE stuff, I have been using the nRF24L01 modules but want to move to the BLE variant, nRF51822.
I am these days figuring out the toolchain...
Hi,
I am developing on a nrf51822 based board using s110 softdevice v. 6.0.0.
In my program I need to change the bluetooth GAP device name in runtime
during connection...
Hi,
I compiled the nrf_heart_rate_collector. Apparently, this program only works once, between each run, "remote device" and USB dongle has to be resetted (unplugged from...
Hi, I'm testing the beacon example
(ble_app_beacon, Beacon Transmitter Sample Application ) with my custom board.
I use IAR 7.1 for ARM, Softdevice S110 ver 7.1, and...
Hi ,
I am trying to set up event using GPIOTE. I want to implement reading of sensor data and sending over BLE when an interrupt is generated due to activity on a particular...
Custom Board with MCU NordicSemi nRF51822-QFAA
Softdevice S110 7.1
IAR for ARM 7.1
SDK 7.2 using a merged service (HID keyboard example + NUS example...
