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...
Hi,
According to the documentation the maximum admissible current for the DUT in ampere mode is 1A. What happens if the current goes higher than this ? I suppose that it...
Hi,
I would like to store 180 000 bytes on the flash with fstorage. By using the example after some trouble it works. When I try to apply this example on my own program...
I've seen several questions on this forum on issues with setting up the NRF LOG, however, I am still having many issues and I can't seem to get UART logging working.
I am...
Trying to test the 1ms sample on the NRF5340DK. Loaded and ran the app without problem.. it starts with 9XXXXus. Runs with couple of drops. But when 1ms interval is started...
Hi there,
I have the following settings:
- nrf52810 on a custom board
- only the mandatory GAP service and one custom service with three characteristics, everything...
Hi all,
I have the following issue: For an electrochemical measurement I need to use 4 GPIO pins bundled in pairs, each pair with an output (GPIO HI) and ground (GPIO LO...
I'm evaluating nRF9160 + Serial LTE Modem application for a battery powered device that uploads data via HTTP POST 8-12 times per day. Since all interactions are initiated...
Normally when we send data via UDP we get a +CEREG: 5 response.
We use this to generate a signal <e_ready which in turn allows the next message to be sent.
(As per the...
Hi
I wants to do POC on LE audio, I know nrf5340 support all Bluetooth5.2 spec. Where can I found LC3 codec that can help me for POC? is Zephyr LC3 codec can help?
https...
I'm doing a bit of research on Nordic Semiconductor devices and am currently looking into devices that use a nRF52x chipset.
I have been looking around the internet for...
Hello , I am working on a project which contains I2C communication, When I test the twi scanner example on my sensor and it works fine But when I do the combination with the...
I'm trying to update our LTE connection library to use the LwM2M Carrier library to be prepared for carrier certification and I am not seeing any way to request that the modem...
1.Project only has one main.c file. Other files are in zephery public folders,like conn.c etc.
My problem is ,if I modified conn.c for one project, how about the other project...
Hi, I've recently been diving into the whole trustzone implementation on Zephyr and I'm having trouble understanding how to properly work with it.
My question is fairly...
I'm using the default implementation of the Peer Manager module. I see under the hood it uses the FDS module to handle Flash Write/Reads. If I wanted to implement some Flash...
