We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
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...
Hi,
We need to add WeChat / AirSync functionality to our nRF52-based product. Is there any support available from Nordic for this kind of environment? For example ble_wechat_service...
I would like to hide BLE advertising from normal BLE devices.
And only be able to see such advertising with dedicated scanner.
I was thinking of changing access address...
hi，
i can't find the ID for softdevice_s140
run cmd ： nrfutil pkg generate –help
--sd-req TEXT The SoftDevice requirements. A comma-
separated list of SoftDevice...
Hello,
I´ve got a problem with the primary services discovery when register more than 1 vendor specific UUID.
I´m actually connecting one Cadence Sensor and one Motion...
Hello!
I have problem with DFU bootloader on nRF51822-xxAA.
For first, I made all steps for upload bootloader(erase chip, upload SD s130, upload bootloader).
I used...
Hello, I use nRF51822 based device with s110 softdevice. I noticed that data exchange is different on different connected centrals.
For test I used Windows and Android powered...
Hello,
I have my project up and running using the "nrf51-micro-esb" project. I can successfully set my device to PRX mode and have it receive payloads just fine. Similarly...
Hi,
I have an issue about power consumption with a board nrf52 10040. The consumption should be 100µA but is 500µA. I found an errata about that in ' infocenter.nordicsemi...
We're using nRF52 to read two sensors data: one is an ADC chip using SPI; the other is a PPG sensor using I2C. MCU sampling rate is 250Hz, meaning every 4ms, MCU will poll...
Hi all!
I'm a beginner developer.
I start my work with nrf51822, download examples e.t.c
Now I try to download my code in real PCB with external 16MHz crystal.
Code worked...
-----------------------------EDIT--------------------------------------
I've changed topic name, because not buffer overwrite is the problem.
I need some mechanism for...
I am working on a project for college in which I need to build my own PCB. The code works fine on the Dev Kit but on the PCB, the bluetooth is not showing. I have tried looking...
Hello,
I am using nRF UART v2.0 android app and I have added my custom logic above it. I am using this phone as the central device and nrf52 with sdk 12 as the peripheral...
hi
i am using two dongles.one would be sending sensor data from gpio to other through ble.i need a example code for those two.could you please tell me which example i can...
Due to limited budget, I have to use STLINK/V2 to flash code into nRF51822. I have been through steps of how to setup OpenOCD/STLINK/V2/nRF51822 in Ubuntu. After mass erase...
