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...
I add a compiler flag --wchar32 i n the Misc. Controls section of C/C++ to support character pointers with 32-bit width. But got errors as log attached. Any help is appreciated...
Hello guys,
I am a newbie with nrf52 and I am trying to debug ble_app_uart project under ble_peripheral directory. I do get download successful as shown in image below...
Hello,
I am trying to use the PPK (I) to measure current consumption of a DVK-BL654. I was able to successfully do this several months ago, and now when I am attempting...
Greetings,
I'm having some trouble displaying logs to the SES Debug Terminal... Basically, I can see the logs with RTTviewer but not in SES Debug Terminal. However printf...
We are in the process of applying for approvals testing of the device and need your help to confirm the following. Bluetooth data required (we use BLE4.1 mode): 1) Operating...
I need to apply for timeslot to scan private 2.4G signals, in order to save power consumption, the timeslot needs to be ended immediately after scanning the signal.
I try...
I'm using a custom board designed around this nRF52832 module . I have broken out SWIO/SWCLK/SWO and nRF_RST to a standard Arm 10-pin header.
Using Black Magic Probe, I...
Hello All,
I am trying to Program our custom board which has nRF52 controller using nRF52- development kit ( https://www.nordicsemi.com/Software-and-Tools/Development-Kits...
As the title says, I'm getting a hardfault on a call to pm_init() in a BLE peripheral HRS trial application. This is on a micro:bit v2 board, which has an nRF52833 Cortex...
Hi, Im trying to add accelerometer value to my own service. The device is advertising, When I connect to the nRF Connect application, I can not see my service, the status...
Greetings,
I'm using nRF52 DK to transfer LIS3DH accelerometer data in Bluetooth. I successfully managed to establish an I2C connection with my sensor, I get my XYZ values...
Hello Nordicsemi Community,
I am attempting to update the firmware of nrf5340pdk cpuapp from a mcumgr cli running on a raspberry pi 4 linux. From the logs, it seems the...
Hi,
i am using a nRF52840 with sdk v17.0.2 on soft device s112. using the ble beacon example. i can set up the connection from the raspberry pi with a 2 second beacon...
Hello Nordic Team
I am working on SDK v-17.0.2 SPI example to interface with external flash memory. I have Winbond W25Q128FV and Fudan FM25Q08 flash memory but have same...
