I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
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...
Hi,
I'm using nrf51822 and SDK 6.1.
devzone.nordicsemi.com/.../
I learned how to store data with using pstorage library.
but I can't register block more than 1024...
my chip : NRF51822 (256kb)
SDK : 6.1
Hi.
devzone.nordicsemi.com/.../
according to this example code, I could have stored data and it works great.
but problem...
I want to update the bootloader inside nRF51422 using iPhone.
Updating applications hasn't been any problem.
Following the same procedure but I cannot convert bootloader...
Hello,
I received a reminder to aswer to the Nordic Semiconductor Customer Satisfaction Survey. Unfortunatelly, I can not reply, because there are questions I simply can...
Hi All,
The timer count value reading is not working.
static void timer2_init(void)
{
/* Start 16 MHz crystal oscillator */
NRF_CLOCK->EVENTS_HFCLKSTARTED = 0;...
When ever I place my nRF ek dongle and try to run it it just crashes.
I'm using MCP 3.9.0 and windows 7.
This question has been asked before so I know that some people already...
Is there a more thorough documentation of the SWD interface as implemented on the nRF chips?
I'm seeing something I regard as strange when I look at things on a scope....
Hi all,
I'm new to RF coding, currently my developing product has encountered some critical problems, that it is heavily influenced by the household appliances, such as...
Hi, I wrote a custom service with a characteristics with notifications support. After a client connects I start the sensors and I start updating the values. On the service...
On top of almost all the BLE examples in the SDK, there is an APP_TIMER_OP_QUEUE_SIZE define. How can I know how big this should be for a specific application?
Hi,
My project need to transmit mass data(maybe over 64kB)to APP once.But the total transmiting time is better not over 30Min.i use your example nRF51_SDK_8.1.0_b6ed55f\examples...
With the nRF51, it was not possible to run a high frequency realtime task due to the SoftDevice running with the highest interrupt priority, is this different for the nRF52...
I'm using the Github project github.com/NordicSemiconducto.. . in order to SCAN in a specific channel rather than all 3 channels. I don't want to use the timeslot API continuously...
