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...
Hello,
I don't know how to enable the notifications for a characteristic in the nRF Connect app for iOS. I have the latest version and I tried all the buttons but none...
Hi,
has anyone observed a behavior where the peripheral would be displayed as Accessory on iOS?
I'm seeing this occasionally with my S132 v5.0.0 peripheral, but can't...
In Android, is there any way to distinguish between an explicit disconnect requested by the remote device, and a disconnect due to loss of comms; eg, the remote device going...
Hi.
When I make flash bootloader_secure_ble, it does advertising well.
And I run DFU by making bootloader_secure_ble into .zip file.
However, it does not advertise bootloader_secure_ble...
Hallo,
I'm trying to create an application zip file to be uploaded with the DFU mechanism.
nrfutil pkg generate --help gives a list of options, but in the --sd-req part...
Hello,
I am using nrf52832 pca10040 with softdevice v3 of SDK v12.2, when booting my device tries to initialize the peer manager with pm_init() and this function is returning...
Hi All
I want to develop a PCB that has Wifi and BLE capabilities, to do this I would like to use Nordics: NRF51822 or the new NRF528, for the wifi side of things I want...
Hi all. I'm trying to use the u8g2 library with ss1306 controlled OLED display. After I added the library to the project, Keill gave an error
Error: L6406E: No space...
I used to develop based on sdk11 in Eclipse, EVERYTHING works fine. But now I am trying the sdk 12.2.0, in the blinky example, "LEDS_NUMBER" couldn't be solved, but the project...
Hello,
I am unable to use the command NRF_LOG_INFO for printing debug statements. Compiler is throwing the following error .
Error: L6218E: Undefined symbol NRF_LOG_INFO...
I am working with a modified project based on the time sync example using two nRF52832 DKs.
I want to capture how many times the timer overflows on the receiving board...
I have a problem with some beacons which don't follow BLE specification.
Namely BLUETOOTH SPECIFICATION Version 4.2, 4.4.2.2 Advertising Interval section.
The problem is...
Hi,
I'm not sure whether it is right place or not to discuss this.
We are planing to use nrf52840 in our new IOT project. We required nearly 30 development boards and...
I don't want my consumer to do provisioning of mesh-DEVICEs one by one (using Android or iOS APP) since in such case if he has 50 mesh-Devices in that case he will get frustrated...
