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 am learning OpenThread, and I download RaspPi_OT_Border_Router_Demo_2.0.0-1.alpha.zip from https://www.nordicsemi.com/Software-and-Tools/Software/nRF5-SDK...
Hello!
Nice to ask a question here！
I used arm_cortexM4lf_math.lib in NRF52832 software, and used the function arm_cfft_radix2_f32 function. I want to know that for the...
I want to add a function to bootloader_secure_ble, to drive a lora chip, I can upload some user code by this code. but I don't know how many space can be used.
do you have...
Hi.
I'm testing multi peripheral using pc-ble-driver-py.
I tested one peripheral device using heart_rate_collector.py.
It was ok.
But, when I try connecting two peripheral...
Hi all
I need to create a new SEGGER project with SDK1.5, and I hit lot of build error.
I have no idea about following build error, please help, Thank a lot.
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A project built using the nRF9160 and Zephyr OS v1.14.99 previously built and ran just fine, but since upgrading to the latest versions of the zephyr and nrf repos (using...
Hello-
Recently, we optimized our BLE4 transfer settings. With the same device, firmware, and payload, we get better transfer rates on iPhone5,6,7 than iPhone 8/X. On all...
Hi
I'm using the mqtt_simple but I altered the code and added some buttons. Like, change subscriber or topic if I press button 1 or button 2 , things like that. What I want...
Hi,
I would like to set up a wireless communication channel between two NRF52840 DK boards. I checked the Nordic SDK v16.0 and found some examples such as \examples\iot...
Dear All ,
After finaly getting all the other stuff in place I tried to compile the examples in the nrf_crypto files.. All of them are giving error bellow:-
Output...
Hi,
I had some troubles getting a custom HID device to work that has both input and output reports to Windows 10 host. Here is my working example template that might save...
I successfully created a custom model (by modifying the generic on-off model) and implemented it into light_switch client and server examples. The goal was to send and receive...
