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...
Hello,
The fds.c fds_register() has suspicious usage of atomic variables.
It is first checked if there is space in the m_cb_table, then m_cb_table is modified and only...
Hi, I am trying to add timer information to the sending packet. We created some space(manuf_data) to store data. However, the problem is we do not know how to put actual-time...
Quick Summary: - Devices used: nRF52832 (Central), nRF52840 (Peripheral)
Example based on : BLE Scanner
Hi Team,
In my current application, based on a BLE Scanner Example...
Hi,
I'm using the latest SDK v16. I got the following error when call peer_manager_init()
<debug> nrf_ble_lesc: Initialized nrf_crypto. <debug> nrf_ble_lesc: Initialized...
Is there a recommended way to inspect the state of the heap? I haven't found anything obvious yet. I'd mainly like to know the amount free, the largest block, and perhaps...
Hi,
I start developing with ble_app_template and DK
I combine uart spi twi into it
It can connect to my phone(nRF Connect APP)and work fine on DK
However when i use...
We want use Nordic chips as the transfer medium for our data frames in mesh-like network.
So we don't need ATT,GATT,GAP,SDP,SMP and all high-level things.
As I can see...
The Device State Manager (DSM) will erase the flash if any of the following parameters have changed since last boot.
DSM_NONVIRTUAL_ADDR_MAX
DSM_VIRTUAL_ADDR_MAX
DSM_APP_MAX...
Hi,
I am using SDK15.3 very well with Keil 5.28 ( I cannot update because my licence for 5.28) When i try to change my sdk from 15 to 16, i have problem. I tried change...
I have a custom nRF52832 device acting as a peripheral and a central. Acting as a central device it reads the device information from a nRF52832 peripheral device. Now I want...
Hi
We've some trouble with the UART (not UARTE) of the nRF52840. We use a baudrate of 38400. Because of HW limitations and power constrains, we do either have flow control...
Hello,
I am trying to test using NFC pairing with the nRF52840, but I am having trouble connecting to the device with the built-in android NFC Pairing prompt without the...
Came across a weird anomaly the other day when doing some temperature testing. One of our boards came out of it not running code and the reset line on the 52840 was stuck...
Hi,
I am trying to do geolocation using the NB-IoT chip on the nRF9160 DK. Therefore, I need the PCI and RSRP from multiple nearby base stations.
After enabling the radio...
