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,
I want to use ble_app_multilink_central example for my own application. Here are my problems:
Setting MIN and MAX CONN_INTERVAL to more-less 20ms or lower (both...
Hi.
In my program I need a frequency at 2 MHz (a square wave with duty cycle at 50%), it should just run a frequency in a short time, under one second. Also the code must...
Hi,
I'm using a simple timer with interval set using "APP_TIMER_TICKS(1.4, APP_TIMER_PRESCALER)" alongside softdevice. Now i'm trying to get it to go faster but it would...
I got this error when programming the Development Dongle. The dongle is recognized in the
Master Control Panel as a COM4 - xxxx, and when is connected a green led and blue...
Hello,
We are French students in a school of engineers. We are developing a project based on the nrf51822.
Actually, we implemented RIOT OS on this SoC and we would...
I am currently using softdevice 8.0.0.
I am curious if the nRF51822 will be upgradable to be 4.2 compliant with a new softdevice release in the future? My understanding...
Hello,
I see when you import an example from the pack installer ( for example pwm, ble, timer examples ) it arrives with the misc controls --c99 on by default , so I cannot...
I am trying to allow 2 peripherals to bond to a central, and would like to be able to use 2 push buttons to delete the bond information for either device. Is it possible to...
Hello, Nordics :)
I am trying to develop ANCS device with SDK 8.1, but I have some problem.
This are my environments.
Board: custom board.
chip: nrf51822AA...
Hi,
Function call to > err_code = ble_advdata_set(&advdata, NULL);
returns always err_code = 7 (NRF_ERROR_INVALID_PARAMETER) for a 128 bit UUID type (BLE_UUID_TYPE_VENDOR_BEGIN...
I am using pca10001, SDK6, SD7.1.
In my application i want to send a large amount of data to central(ios).
So im sending data as a packet of 19 bytes and each packet with...
I have NRF 51 DK.
I adjusted the toolchain path to arm-gcc 4.9 2015q1. This version works fine for the NRF 51 SDK.
I get this error:
lto1.exe: fatal error: bytecode...
I'm seeing the resetreas show the CPU lock-up detected after I reboot. This error is occurring while using the ADC. What type of fault condition can cause a CPU lock-up detection...
Hey everyone,
I'm developing an application using the IoT SDK . The first part of the application consisted of a normal BLE peripheral to interact with an android app....