I am using the S312 protocol stack on nrf52810, with both BLE and ANT+enabled, to transmit heart rate. It can be used on most devices, but it is difficult to connect to 'wahoo...
I have a ready hogp struct and I'm trying to subscribe to an input notification (I'm connecting to a bluetooth keyboard) and I'm getting error -22. Here's the callback in...
Hello,
I am trying to count pulses on nRF52840 DK's pin for measuring water flow with hall effect sensor. I tried to implement PPI + GPIOTE + TIMER in counter mode, but...
Hi, I am using nrf52840-based custom hardware and have an external flash connected on SPIM3. Till now I was working with my other peripheral connected on different buses and...
Hello Nordic Team
I am using SDK 3.0.1 with a nRF52DK to develop a firmware that can be switched from BLE mode to GAZELL mode and vice versa over a command sent via UART...
Hello,
We are currently evaluating a very low power application using the nRF5340+7002. Our hardware design includes a complex power supply configuration, and we need to...
I am working on adding a timer in the ble_app_uart sample, aiming on disconnect with device which doesn't send any data in specific time, such as 5 seconds.
Now I have...
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...
