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...
Hardware: nRF52 DK
Example: ble_app_hrs
I have a problem with starting program using debugger. I starts debugging session and starts program using resume button, breakpoints...
I'm trying to configure SWO properly, specifically to get the output in Eclipse. The following code is used to initialise the SWO.
I have a snippet that outputs a string...
BLE is always running on Arduino Boards PROMO and PRIMO CORE
Even small example Sketches like Alarm Interrupt who doesnt use BLE functionality in the code enable the RADIO...
hi sitting and looking at the light demo example through and looking at where I do not quite understand what p_args is used to, so someone can explain that thanks: D
Hello Sir,
In last my custom nRF52832 PCB i have use 100nF capacitor mft part no: "C0402C104K4RACAUTO" but now it is nor available in digikey.
So please sir provide me...
Hi all,
Is it possible to get a softdevice which can do 2dBm output? Our device is very power critical, but we would like to have as much power as possible.
At 4 and 3dBm...
Hello, I'am working on the code of ios-nrf-beacon( github.com/.../IOS-nRF-Beacons).I found the code with Objective-C,but I'm working with swift,I want to know if there is...
What is the proper way to use the Queue Library and define a queue that can be used across multiple C files? I have the following code a my common header
NRF_QUEUE_DEF(uint8_t...
Hi all the Nordic friends and Team,
I would like to do a Batch OTA of one hundred devices right now... I'm on the NRF52 stack for my devices to be flashed. And I'm using...
I test SoftDevice V6.0.0 on nrf52832(BLENANO2) I run 1. sd_ble_gap_scan_start() 1000ms/100ms/10ms scan_window/scan_interval 2. sd_ble_gap_adv_start() 1000ms interval result...
When my mobile phone reads my characteristic, I would like the characteristic to be calculated at the same time, and not before. i.e. like a video game that does not render...
Hello Supporter,
I am Using NRF51822 QFAC .
My probleme after uploading DFU ,SOFTDEVICE AND APPLICATION .device always in DFU mode and also when try to upload new application...
Hello Supporter,
I have NRF51822 QFAC having 256kb ROM,32kb RAM.
now i want to upload all three things DFU,SOFTDEVICE,and APPLICATION .when i upload SOFTDEVICE and APPLUICATION...
Getting ready to go into production with our custom nRF52832 board, we need the board to start running our application immediately after being flashed. Using:
nrfjprog version...
Hi all,
I want to add 5 characteristic to my custom service . But when I add 2 characteristic , it worked fine . When I add 3 characteristic ,In funtion sd_ble_gatts_characteristic_add...