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,
Can I use TI (cheap module 2451) as experimental blinky with central NRF52832.Don't need send button command , only UUID (TI:FFE0) check.It is possible?
Thanks
Hi all:
I download nRF51-ble-bcast-mesh from GitHub ,and put this project under below folder
...SDK8.1.0\examples\nRF51-ble-bcast-mesh-master\
compile this example...
I was doing power profiling using the PPK. All was working OK, as far as I went. I disconnected the PPK, and returned to normal debugging with stand-alone DK. Now I can't...
hi,all
S110 NRF51822 SDK8.0.0 server
i want to increase the througout speed,the SDK8.0.0 support changing MTU size?
MTU Can be in 4.0 protocol is modified?
if SDK8.0...
Hello,
I am starting to create a bootloader and I want it to be independant of the SoftDevice. Is there any open source implementation of a flash_write function that I...
Hi
officially for the nrf51 chip, 40 ppm frequency tolerance recommended but I'm not able to find this much of tolerance in digikey.
The only matching crystal digikey...
I am trying to get a NRF HRS central (ble_app_hrs_c) to make a connection to a NRF HRS peripheral (ble_app_hrs). However, the peripheral does not show up whenever the central...
It seems like a really great company, but after exploring and asking , and searching for a good BLE solution, I just can't find a good fit.
So you want a GOOD processor...
What is the Best way to send float over BLE?
Values range between -2.000volt and +2.000Volt (-2000mV / +2000mV)
Do I break it into two uint8_t and manipulate the +/- sign...
I am engineer, and I may be sensitive to user experience, or just a bad engineer but I do not get this.
I read ALL the guides available in the last 5 hours,
this
this...
Hello,
I have just migrated my project from sdk 9 to sdk 12.2....and of course from Device Manager to Peer manager. My initial project which was built off of the sdk 9...
During the webcast earlier this week, we were shown a phone pairing with the nRF52 dev board using NFC.
Is the code used for that NFC demo available as an example project...
Hi,
I am using nRF52832 as the core of my device that works with battery. I have to keep the SoC powered on all the time. When the off push-button is pressed I restart...
I am using a nrf52832 to communicate via UART to a GSM module (AT commands).
I have setup the device with a baud rate of 9600 and using HW flowcontrol. The nrf52 is doing...
