I'm running into a weird timing issue with a nRF24L01+ which I'm not quite sure how to work around in the general case. The basic setup is two radios, A and B. Auto acknowledgement...
I am using mbed library to get leg up on development.
This is the first time I am writing any MCU application and it sure makes things a lot easier.
I am using nRF51822...
I've recently began experimenting with the HID service and connecting to iOS devices in order to achieve lower connection intervals with Apple products (as described in their...
Hi
I have a question about using gazell link layer and paring library with concurrent timeslot api. I try to do this but i have the hard fault handler after invoked nrf_gzll_init...
HI,
I want to use PWM to control various hardware (LED's, etc ..) so I started off from the suggested PWM code example, found in this forum + modified it as I want to use...
hello,
the function ble_stack_init () in the example of ble_app_uart are quite different from that in the example of ble_app_proximity in my first sight.
ble_app_uart :...
Hi,
on Android, I sometimes get delayed notifications. I measure realtime data and send them over notification, and I can see data change on Android with approx 1 s delay...
Could Nordic please confirm that the "SB13-SB15" and "SB23-SB25" silkscreen markings incorrectly imply that pin 1 of the SPI flash part, which is actually "!CS" would appear...
I have a custom PCB with an nrf51422 powered by a coin cell battery. The EE who designed the board assured me that the battery voltage could be measured internally through...
Hi community
In order to discovery the server, I have read some examples and I got some questions regarding the use of the following methods:
sd_ble_gattc_primary_services_discover...
Hi,
Is it possible to add additional antenna on the beacon ( NRF51) in order to increase the range ?
If yes kindly let me know the list of available or recommended antenna...
Hello,
I'm currently designing a board with nRF52840 and I'd like to use an antenna that is a DC short to ground. Do I need a DC blocking capacitor in such configuration...
Hello,
I am developing a profile which includes 39 characteristics spread over 4 services on nRF52840/SD140/SDK13. When I add one too many, sd_ble_gatts_characteristic_add...
Hi community,
I'm working on a BLE gamepad with custom board based on 51802 and s130, code modified from ble_app_hids_keyboard . The gamepad works like a charm on my Android...
Hi, Nordic!
We have two PDK-NRF52840 and custom boards with NRF52840 chips.
2 from 5 chips have a broken bit in RAM. This is different places.
For example:
Is this...
Hi all,
if i buy 2 nrf52840dk:
Is possible create an audio connection like intercom between the two dk?
Can I send my voice from "dev board 1" to "dev board 2"?! and...
Hi,
I beginning now to program nrf51822. I would like to let the nrf51822 wake up after 3 hours by using a software timer interrupt.
Should I use power_manage()? Before...
Hi,
I'm trying to configure custom local GATT server on nRF8001 device. I added a custom service with multiple characteristics, but I can't generate source files. It says...
Hello!
I'm doing master thesis and I've chosen WT51822-S4AT board for BLE. I've made board successfully and programmed uC to send serial data to BLE.
I'm able to received...
Hi all,
I am using nRF52832 DK for my project. I need to config BLE for connecting with my phone. After a lot searching, I know that I can use softdevice API for configuring...
