Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
It used to work, but now it says "Connected" but the rest of the GUI never changes and the mouse just shows a busy spinner. Here's the log file:
0;13:45:18.9900 [MainThread...
Hi all!
My question is:
My own application is built based on the example "ble_app_template", and according to the nrf51 SDK - Examples - BLE Peripheral, this example...
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...
I mashed up RTC and SAADC examples. The files of the project are attached in the end of the post. The problem is that after the first iteration (I want to sample audio for...
Hello,
I am using developping on an nRF51822 with SDK12. In our application, our custom board need to communicate with a computer through a USB communication. I am not...
