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...
Every 10 packets send; it will have at least 1 packet with 1-2 bytes corrupted data.
The configuration as below:
data rate: 2Mbps
channel: 7
Prefix0: 0xE2
BASE0...
Hi,
We have an application that can run in two modes. The mode is selected by setting the GPREGRET to 1 or 0 and restarting.
Currently we are running this procedure directly...
Hi,
We are developing a product using the nrf 51422 where the power source is a 3 phase generator.
We rectify and charge on a supercap where the uProc is being supplied...
Please correct me if I'm wrong but my understanding is that unused RAM banks can be disabled to reduce quiescent current.
My first question is what is the current consumption...
Hi,
I'm using RTT debugging with soft-device " https://devzone.nordicsemi.com/tutorials/6/debugging-with-real-time-terminal/ " , I'm able to print few messages, after which...
Hi~ I'm sorry because it usually does not use English writing in English, So there may be errors in English please forgive me.
Last year, I bought some nRF51 Development...
Short: Working Timer. Working SPI. SPI does not work when triggered by timer_handler.
Hello,
I am currently trying to replace delays with timer in my code...
I set...
Hi.
I'm using PCA10028, SDK10.0.0 S130.
I want to make nRF51 goes sleep mode.
So I tested linked source code as below.
github.com/.../main.c
It works well.
But...
Hello, Nordic Stuff.
I've been working at ble peripheral devices using S110.
I am just wondering why the sd_ble_gap_disconnect function accepts only the reason code...
I am interested in developing an nRF51822 application for an old PCA10001 nRF51 evaluation kit using a Mac OS X platform. I've downloaded and installed the following tools...
Hello,
I have a nRF51DK.
I am trying to use the TWI driver to communicate via I2C with an accelerometer MMA8452Q.
I already have a working code based on several SDK examples...
How much additional current does enabling the FPU add to the nRF52 processor? I reviewed the Product Spec. but I can't seem to find this listed anywhere.
Thanks
We successfully used the pofcon on a 51822 based design using S110 ver 7 to indicate a low batter condition to the user. However, we are moving to 52832 (currently QFAA-BA0...
