To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
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...
We are releasing a firmware update which adds an additional bluetooth profile. Since we do not want or can retest the entire stack, we use a Previously Qualified Design (51744...
I'm using NRF51822 with soft device version 6.0.
I'm trying to create an event which should be triggered every 24 Hours. In the current implementation in our code base...
I saw the demo of nRF52832 connected 20 peripheral devices and control the light in the peripheral.I would like to know the more deatil of the whole operation in chip/SD....
I've searched and the majority of answers seem to be years old.
I have an existing app_timer event handler that works perfectly, blinking LEDs.
I will soon have another...
Hi! I'm using two RedBear Nano v2 and I'm trying to read a long characteristic from one of the two devices. As I read in other posts in the forum, I need to invoke the read...
If I'm not mistaken, both S110 and S130 support OTA DFU right?
I understand that nordic semi most likely recommend S130 over S110, but please understand that
my current...
I have previously developed on the nRF24LU1+. This device would have a CHIPID in the InfoPage, This ID would have guaranteed it does not violate the requirements for ESB addresses...
Hi, im using NRF52832 whit SDK 12.3.0, when i compile this error appear, "undefined reference to `nrf_drv_spi_init", i included the "nrf_drv_spi.h" file.
also try to include...
Hi everyone,
I'm working with nrf52832 and i'm trying to send data over BLE for communicate with a mobile app. I saw that we could pass data with the function ble_nus_string_send...
Minor nitpick:
The PS_v1.0 datasheet says that "see the Reference Layout section on the Downloads tab for nRF52840 on..."
There is no Reference Layout section on the Downloads...
I am working on a BLE bootloader using SDK 14.2.0 on an NRF52832 device, using softdevice version 5.0.0. I am able to get the bootloader up and running, and I am able to see...
Pre Conditions:
1. As soon as the connection is established the App start a timer to disconnect the link using sd_ble_gap_disconnect
2. The app timer has the same timeout...
Hello,
I'm searching the possibilities of Thread mesh network. And I want to minimize the size of border router as small as possible. Have you considered to port the border...
Hi,
I'm having trouble writing to a characteristic when operating as a central. I'm sure it is just a lack of understanding on my part but neither the SDK documentation...
