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...
Hey, I would like to connect the "image_transfer_demo" example (running on a nrf52840) with the "Nordic_UART_Service" (BLE central) example (running on another nrf52840)....
I am getting SAADC output on BLE device, but issue is I am getting hexadecimal output but i want decimal values.
I am not getting what to make changes. please suggest i...
Hi
We are doing some power optimizations. We are currently running the nrf52840 with REG0 as LDO, REGOUT0 to 2.1V and for REG1 the internal DCDC converter. As I see from...
Hello,
I am using the SDK 15.3.0 on nrf52832 DK evolution board, Segger Studio IDE.
Is there any issues with having the NFC tag extended a meter away from the PCB??
...
Hi,
We have developed a wearable device using the following config: nRF52832, SDK14.2, freertos based app, SD5.0.0 and secure_dfu_bootloader
Our device is headless hence...
Dear,
I got nRF5_SDK_15.3.0_59ac345 package but I couldn't find "Heart Rate Demo for nRF52 DK" source code there.
Actually, I found the HEX file of " "Heart Rate Demo...
Hello,
thanks for providing the very helpfull pc-ble-driver library on github. I really appreciate this! :-) I have an application, based on a nrf52 (a BLE SWD Debugger...
"We are developing some solution where we want to password protect BLE functionality based on individual device. It is very important to connect each device with some security...
Hi, I am following this post to set the TX power level of the beacon. https://devzone.nordicsemi.com/f/nordic-q-a/45871/setting-tx-power-level-in-example-ble_app_beacon-for...
I can not register 2 services 128-bit vendor-specific UUI in one project at the same time. For example if I use services ble_lbs_c.c and ble_nus_c.c the sd_ble_uuid_vs_add...
Hi,
I've got some code (at https://github.com/espruino/Espruino/blob/master/targets/nrf5x/jshardware.c#L1201-L1318 ) where I use nrf_drv_uart to access the UART. I don't...
Currently my colleague and I are trying to connect his stm32 qfpn48 MCU to nrf52840 via SPI protocol.
I tried the sample in SDK and successfully setup a workable dummy SPI...
Is there a sniffer firmware for this board ?
I download "nrf_sniffer_2.0.0-beta-1_51296aa.zip" but it appear that no fw exist for this board.
Is it correct ?
Seba...
Hi, I could not find in documentation function or some command I can call in software to restart the MCU. Is there such a thing, and can this be done? Best regards, Voja
