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...
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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 made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
Hi - I'm using the 51422 dfu bootloader from the nrf 6.0.0 SDK and it works fine with the iOS apps, I can send both .bin and .hex files to the device and it works fine. However...
Hi,
I am using nRF51822 evaluation kit. I want to develop GPIO isr (GPIOTE_IRQHandler) which can handle multiple GPIO interrupts. I have tried to enable the GPIOTE_IRQHandler...
Hi!
When using bootloader, I cannot update application data from Keil (for example for debuging), because after restarting bootloader is loaded and
!bootloader_app_is_valid...
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...
EDIT:
I'm using nRF51422-QFAA E00 and S310 v1.0.0, SDK - nRF51 5.2.0.
I'm starting HFCLK from externall crystal for ADC conversion. Since I have no SD enabled everything...
I was using the sniffer to get a trace of the ble_proximity example for the NRF6310 DevKit, and noticed some Attribute errors when the Master Control app attempts service...
nrf51sdk v5.2.0
I am adding ANT service to our BLE application
To begin i building the BLE application and bootloader with the s310 softdevice.
I have modified keil...
Hi,
I have updated my nRF51-SDK to the latest version 6.1.0. I'm using PCA10000 dongle, nRF6310, PCA10004 and Master Control Panel for Windows. I've programmed my nRF51...
ble_gatts_attr_md_t* p_cccd_md; /**< Attribute metadata for the Client Characteristic Configuration Descriptor, or NULL for default values. */
What's the default value...
Hi
I'm trying to set up a 1ms tick timer using TIMER_1. In other words: every 1ms, I have to increment a tick counter, and to perform several operations. When SD is not...
Hy
I m new for here, and i would like to ask for help for you.
I have a nrf51822 QFAAC0 development board, form chine PTR9018 with 16k oscillator.
I use SDK 4.4.1,...
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...
I'm trying sending 3 bytes in standard example from nrfgo - but it enters in interrupt with fail - occurs maximum re-transmits case. Project in this folder:
C:\Nordic Semiconductor...
