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...
Dear Concern,
I am working on nRF52832 DK board. As per product specification document, nRF52832 support CCM — AES CCM mode encryption . I need to work on AES CCM mode encryption...
I am searching for a straight answer to this question. 'Application event' is used frequently in the documentation but never defined. I write the application but I clearly...
I use nRF52832 as a central device. I also use ble_app_uart_c as a SDK(17.0.2) . I would like to connect my peripheral which is my phone(iPhone 6) and i want to see my phone...
Hi,
I'm on pre-product of BLE Advertisement packet scanner.
My product is gathering the adv packets from a bunch of BLE tag about 20~30 tags.
So, I use two nRF52832...
Hi,
I want to add bonding information manually.
1.can I assume IRK key will be constant for multiple peripherals?
2.if IRK only key is available, can i add it to peer...
I am finding that the voltage measurement is about .52 volts off when measuring Vdd I have set up a power supply and connected it to external power. My saadc is set up with...
Hi,
I am starting to finalize a development stage and was looking at the current consumption of my device. I noticed, that when something connects to it and is starting...
Hello there,
we get the following assert:
"00> <t: 480881>, app_error_weak.c, 98, Softdevice assert: 88996:0"
The board is rebooting constantly after 3 ... 7 minutes...
I tried to build the example project for UART serialization demo, "ble_app_hrs_pca10040_s132_uart". It failed with 3 errors, see attached image.
It is SDK 17 and SEGGER...
Product: nrf52840 DK
Softdevice: 17.0.2
Hello,
I would like to start with a very humble statement that I am new to this nrf52 SoCs and would appreciate any of your...
Hey everyone,
I am playing around with Nordic Cloud, Thingy:91 with the Asset Tracker v1 and the Nordic Cloud RestAPI.
I happened to see in the process, that the unix...
Hello,
I contact to you because a customer bought the development tool part number n RF52-DK, and one received the product, they noticed that there was on the box of the...
I use nRF52 DK as a central devices and i have also other nRF52 DK and use for a beacon. I would like to show my beacon's RSSI value on the UART Terminal(Realtek,Termite exc...
Hi,
I have done buttonless DFU in Custom board using NRF52832. My code with DFU is working fine in the nrf52832 Development kit. While I am trying in a custom board. My...
