I am looking for cheapest (up to few hundred USD) and simplest Arduino basic solution to track real-time RFID tags distance (also direction if possible) without additional...
Hi all,
I am new to Nordic semiconductor but I could be interessed by nRF9E5. To check if it could fit my requierement, I would like to know if it possible to configure...
Hi,
I am using ADC without external reference and no analog input in order to measure the battery level with a timer (code at the end).
I am also reading several ports...
Hi,
I'm programming the nRF51822 and save some user data into the FLASH by using pstorage_update . It works fine if I set system off mode, and wake it up. I can read back...
Hi,
I have been using nRF51822 with my Android app using Android's Bluetooth Low-Energy APIs.
In order to get more details, I am currently working on integrating the Android...
I'm looking at interfacing a typical Wheatstone bridge sensor to the nRF51822 ADC. This particular sensor only requires a mA or two for excitation and the output fits within...
When use the "nRFBeacons" app to update the info on my beacon the following happens:
Go to update tab.
Select "Connect"
Press "SW2" on beacon and see the LED begin flashing...
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...
Hello,
I have a custom board with a Taiyo Yuden chip (it integrates an nRF51822 QFAC chip, 2 crystals and the BLE antenna).
I program it using SWD. I succesfully uploaded...
Hi,
I'm trying to use nRF52832 by external oscillator(ash7k-32.768KGZ-T).
When i use SDK13, i just add clock setting like below.
NRF_CLOCK->LFCLKSRC = (CLOCK_LFCLKSRC_SRC_Xtal...
Hello,
I'm using the SDK 14 and the FDS library.
I'm a bit confused about one thing :
FDS uses Flash Storage to write to flash.
Since SDK14 Flash Storage can work...
Working with: examples/ble_peripheral/ble_app_uart . I would like to change on_ble_evt priority level so that UART IRQ handler has lower priority then softdevice event dispatching...
Hi! I'm using openthread with custom-made board with NRF52840. During development of lowpower thread application I found out one big problem which i couldn't resolve. I've...