I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
Using SDK17.0.2 and added secure, dual bank, button based bootloader DFU for use with our application. Was based on DK52 secure bootloader debug example. It all works as expected...
Hi,
Our target device - NRF52840 FreeRTOS based application with soft device 140 sdk 17.2,
Can you tell me what is the leading trace solution?
I tried to use j trace...
Hello, I am using NRF52840, I tried to use Jtrce for debugging but the results are unreliable due to design of the nRF52 target device in regards to the trace clock speed...
Project context: -------------------- Server BLE for home trainer diy Target (Bluetooth server) : Bluefruit nRF52 The feather Library : BluefruitBLE Client : nRF Connect ...
Hello,
I am in the process of writing a custom application for a custom board for the nRF5340, but have run into some odd behavior with SES when I started changing around...
Hi,
SDK 17.0.2
I notice a startup current sequence (shown below) which is consuming around 8.3 uJ. I would like to know what operation on startup is causing this surge...
I've added:
zephyr_code_relocate(src/main.c SRAM)
and
CONFIG_CODE_DATA_RELOCATION=y
However, this only relocates by main to RAM. Vectors, kernel, etc, are still going...
Using 52840, I would like to drive an ADC chip - and it needs to get 800KHz. sampling speed (800/16=50KHz) should be accurate
* a timer isn't an option - not accurate enough...
Hello,
I have a Thingy91 which was previously successfuly paired to nrf cloud. I deleted the device from nrf cloud and provisioned new certificates from nrf cloud (and uploaded...
I am trying to set up a peripheral connection between an nRF-52840 and an iPhone via my team's iOS app. The board connects normally via the Nordic Connect app and shows the...
I have configured the server with max mtu size of 512 and changed the start location of the app to allow for a larger SoftDevice. I have done this both for an mtu of 512 and...
In one of my projects, UART interface is used for the communication of external sensors. During the power consumption test, I found that when 9160 enters the idle state, its...
Hello,
I am having nRF 52840 SDK for which I am able to control leds of sdk using ble app blinky example through android mobile.
Mean while, in nRF mesh provisioner example...
I'm having a bit trouble here getting migrated to LPUART on a working nRF9160 <> HCI BLE on nRF52 (On the Thingy91). As far as I can tell my .conf and .overlay files are what...
Hello,
I've run into a problem, which seems at least to be similar to that described in another thread . In short, if I set up a counter with CC[n] and start it, a COMPARE...
