I am trying to find out the part number of the antenna (I assume it is a PCB antenna) used in the nRF51 DK ( www.nordicsemi.com/.../nRF51-DK) . I found a lot of similar questions...
Hi.
I am using the NRF52 Development board, on Keil uVision, to implement a C program that uses Dynamic Structs. The Structs re-size themselves ( by increasing their capacity...
Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
Hi
I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
Hi
I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
Hi
I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi
I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
I get NRF_ERROR_SVC_HANDLER_MISSING error in spi_open function.
uint32_t err = sd_nvic_ClearPendingIRQ(p_spi_instance->irq_type);
APP_ERROR_CHECK(err);
I'm using...
hi,
I need to store persistent data of about 32 bytes in flash, so tried using pstorage APIs (SDK v9.0 on nRF51822 -- 256KB ).
I followed the sample code given here...
Hello,
I am using keil uvision 5.17, sdk 9.0.0 and sd 130.
Once I programmed whole application through mbed,
Then I moved into keil and implemented all function....
We are trying to communicate to NRF51422 through PC using UART communication. But the programs works fine with nRF51822 Dongle and DK. But it does not works with another dongle...
Hi experts,
I need nrf51822 to send thousands of packets (notification) to Master Control Panel (PC), and expect for high data rate. So, I turned the connection interval...
if initial uart_config() before ble_stack_init(), softdevice_handler_init will be failed!
with SDK 6.0
softdevice_handler_init() will returns 0x00001001 ("NRF_ERROR_SDM_INCORRECT_INTERRUPT_CONFIGURATION...
I am trying to generate code using BDS and the Nordic Plugin 1.2 but I keep getting the following error. I have reviewed the XML but I can't seem to find the issue. Any thoughts...
I've been fighting this bug for a few days now and I thought I'd share what I discovered in the process.
I wanted to set up a couple PWM channels to control a few LEDs...
getting problem in implementing uart. code is here
#include <stdio.h>
#include "boards.h"
#include "app_util_platform.h"
#include "app_uart.h"
#include "app_error.h...
I implemented measuring of Lithium battery level with the help of thread How to measure Lithium battery voltage . I am using nRF51422 with SoftDevice 110 and SDK 9.0.0 and...
Greetings,
I'd like to develop a wireless sensor network based on your products, but have a few concerns based on my lack of knowledge of how Bluetooth LE works.
I've...
We are running FreeRTOS on the PCA10028 development board. We have bumped into an issue where the code asserts if we turn on the FreeRTOS configASSERT functionality. It is...
Hello,
I am using nrf starter kit and nRF51822 DK modules atached. I'm using external usb-com uart modules (based on FT232 chips) for communication with PC (Win7) and hyper...
Hello everyone
i am trying to configure the buzzer int he development board inordert o create the buzzer beep sound i have configured the GPIO pin 14 fir the buzzer so...
