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,
I'm trying to add LESC pairing mechanism to NUS.
Now when I'm doing pairing between nRF52DK and Phone(Android) via normal way, the behavior is what I want. Please...
Hi there,
I am using nRF5_SDK 16 with PCA10056 and Fanstel EV-BT840-V4. I am testing my example with BT-840 module as we will use it for our final product.
First i tried...
SDK: 15.3.0 Sample: ble_app_hids_keyboard Device: EYSHJNZWZ (nRF52832)
I have a question about HID. In the sample program "ble_app_hids_keyboard", the following values are...
SDK: 15.3.0 Sample: ble_app_hids_keyboard Device: EYSHJNZWZ (nRF52832)
I have a question about HID. In the sample program "ble_app_hids_keyboard", "report_map_data" stores...
Hi,
I am measuring a frequency using the ADC (200ksps) and saving the samples into an array. I save 128 samples then move that data to the fft module to check what the signal...
Currently, debug probes - STLink, JLink, OpenOCD, Black Magic Probe, DAPLinkda, etc. connect to a host PC over a USB, serial or network port and then connect to a target ...
I get ACI_BOND_STATUS_FAILED_ENCRYPTION_KEY_SIZE error when I try to bond my nrf8001 peripheral to my iPhoneX. The min and max key sizes are set to 7 and 16.
Any Idea?
Hi,
I'm using the ble_app_uart example as a starting point for my project. Basically I want to program the nRF52 DK to receive data from another device via UART, store them...
Hi Nordic,
I'm working on a project with very limited board space. I'd like to have the option for both SWD and GPIOs to share the same test points on the board. Ideally...
There is an issue in SDK for Thread & Zigbee 4.1.0 release. It does not appear in previous releases. The problem manifests itself as higher current consumption, as shown in...
I flashed nrf52840 usb dongle via SWD and now it can't go to DFU mode even if I press reset.
Green and blue leds are constantly blinking. How can I go to DFU mode in that...
Hi all,
I am developing ADC functions with Mynewt on nrf52 DK PCA10040 board.
The working example code based on SAADC driver nrfx 1.7.0 won't work on nrfx 2.1.0.
Example...
Hi Devzone:
I have been testing flash storage project.
in my code I have declared a one page flash at 0x40000 for my own use:
And in flash_placement.xml I have inserted...
