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...
I am using a stripped version of ble_app_hrs of SDK5.1 with Softdevice 6.
I stripped all services from ble_app_hrs except the DIS. ( so removed battery, hrs, buttons and...
Hi,
question is probably trivial, but I cannot find answer for second hour, so maybe somebody know, how to set that same address for Application downloaded from Keil and...
Is the nRF51822 susceptible to being bricked if the programming port is accidentally disconnected during programming? Does it use any protective measures such as a checksum...
I'm using nRF51422-QFAA E00 with S310, nRF51 5.2.0
When I configure ANT channel as a Master with Network number 0, all works OK. But if I try to set different network number...
50ms_measure_30ms_other.jpg
Attached is current measured using the s310 softdevice
Every 50ms timer takes a twi measurement, which is a twi 6 byte read followed immediately...
I am trying to write a bootloader that will work with the S120. Both the examples seem to only work with the S110, so they don't help much. I already have the binary I want...
Hi,
we can send data from server to client by sd_ble_gatts_hvx() in ble_app_hrs but:
1.How does the client receive those data?
2.How dose the client send data to...
I have two boards similar to www.aliexpress.com/.../1862953539.html
openocd on one board shows:
Info : nRF51822-QFAA(build code: G0) 256kB Flash
and on the other...
I need my device in some conditions to create an alarm which will be readable for any BLE device in range. Is it possible? What is the right way of doing so?
Thank you.
Dear all,
I am following the user guide nRF51822_Evaluation_Kit User_Guide v1.2.pdf
When I try to compile the example
C:\Keil_v5\ARM\Device\Nordic\nrf51822\Board\pca10001...
Is there anywhere I can buy just a J-link Lite? We have a couple of developers working on the nRF51822 and I need to get some additional debuggers, and would rather not buy...
I am using the app_button to handle all incoming button presses. On a press detection I trigger an app_timer which handles tracking how long the button has been pushed, and...
I just starting out trying to get an Eclipse dev environment up and running. I've tried following nAN-29 but it seems out of date. The issues I run into are:
CDT...
