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...
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,
I am trying to set up a small mesh network. Basically I have a couple of PCA10028 (v1.1.0) and I have flashed the mesh example:
github.com/.../BLE_Gateway
One...
Hello Everyone,
I have been working around BLE profiles for few months and i have made several tested for each service via MCP(android) everything works fine but now i...
Mt need is to do frequency measurement of 0.01Hz to 99.99 Hz
We need a clock of 1us that added to a timer of that start on when the pulse low to high event happens and...
Hi there,
I want to connect multiple nus devices to S120 central. After connection with device, it starts to scan again after the BLE_GAP_EVT_CONNECTED event. And there...
Hi,
I am using the s110 and SDK 6 and trying to have multiple notifications from different services/caracteristics. For now I have two services, one for the battery and one...
Hello, i have a strange situation here with TWI module and i have no idea what is happening. I have read a lot of posts here on devzone and the code i am using is also found...
Hi,
I am using nRF51822 spi as a master to communicate with the AFE. Four bytes need to transfer each read or write process. I use nRF51_SDK_10.0.0_dc26b5e.
Configuration...
hi
I am trying to gather information on what is needed to create a mesh network using BLE.
I am more familiar with Zigbee/Thread, but I am asked to implement something...
I downloaded S212 for nRF52 from thisisant.com and programmed the softdevice to nRF52832DK(PCA10040) via nRFgo Studio. Then I copied the 'include' folder of unzipped softdevice...
I have been trying nrf-sniffer with no success. Setup is:
Win7 64,
Sniffer Win 1.0.1,
Wireshark 1.10.14 (both win32 and 64 tried),
PCA10000 and PCA10001
The sniffer...
I generally upload codes from mbed.org to my PC then send the hex file to nRF51822 by nRF51-DK's pins. But I don't want to use cables to upload hex codes to nRF51822. Are...
Hi community,
When I want to use the example multilink peripheral inside the s120 directory example of the SDK 6.1.0, I'm not able to compile the code.
The device_manager_peripheral...
So, I want to make an application where my NRF52 advertises an URL via the Eddystone beacon.
The URL will link to an webpage, that will connect to my device through the physical...