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 all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
Hi,
I am working on nRF52840 board using Segger Embedded Studio for ARM 3.34a on windows 7 64 bit setup.
I am trying to bring up UART on my custom board.
So as a first...
I followed test steps mentioned in dfu_quick_start.md file to perform DFU over mesh.
1. Below is the error i am getting while creating DFU package, Please help on this....
Hi,
I am working on nRF52832 board using Segger Embedded Studio for ARM 3.34a on windows 7 64 bit setup.
I am trying to erase page from RAM using "nrf_nvmc_page_erase...
I have a situation with the devices my company builds. From what I understand, they've been designed with a small flaw, which causes them to sometimes get stuck and require...
51822 problem: the device unexpectedly restarted, the current of the device becomes more than 800 ua, and the same as the jlink download current; the software reset current...
Hi
I have been trying the various examples from the SDK with Keil V5.23. Some work, some require changes to IROM1 and IRAM1 before they will run Initially giving an error...
I am trying to change the mac address of my device every time I advertise a packet. I have a callback on_ble_radio_active_evt where I update the address like this:
...
(I'm developing a firmware on nRF52832, but had actually stareted on nRF51822 and observed the same issue, SDK 12, pending migration to SDK 15)
When my app starts, I output...
Hi all,
I am investigating different protocols to support a network of very low-power Devices and Hosts. The Devices are mostly static (i.e. they don't move around very...
Dear developers,
I am developing a scheme where the nRF51 (central role) connects to iOS device (peripheral roles). The nRF51 connects, performs the discovery procedure and...
Hi,
I developed an application on the nRF51 Dongle (PCA10031) and am now trying to port it to this module. It is a nRF51822 AA device (256K Flash, 16K RAM), and it is Rev...
Hello everyone, I'm currently working on a project and I'm encountering issues.
The project involves with a BLE and a smartphone. The goal is to send Data from an application...
Hi
I have successfully(?) altered my application from using BLE_GAP_PHY_1MBPS to BLE_GAP_PHY_CODED. But how can I test it?
Prior to the modifications I tested the application...
Hello.
I'm trying to add encryption to the secure DFU bootloader. I'm using SDK v15. I know this topic has been discussed on this forum before. In particular I have found...
