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,
I am using three nRF DK (nRF52832 - PCA10040) to test and analyse the mesh network (nRF5 SDK for Mesh v3.1.0).
I worked on light_switch_example with 2 clients and...
Hi.
I'm using the nRF52810-QCAA (DCDC) Reference Design, but I've noticed that C6 and C13 are labeled as No Connected in both the schematic and BOM, but in the PCB model...
Hi,
I am trying to write data to the nRF52 module from my custom application. I am sending few parameters bundled into a packet to the module. One of the parameters is the...
Hi
Im currently having some problems with programming a solution for a small system that im making.
The idea is a mailbox with a dongle and accelerometer that senses movement...
Note that for SDK v12.3 : if application size * 2 > available space a single bank update is performed.
While I am using v15.3 and there seems no more infor about the single...
I installed espruino_1v99_thingy52_app and espruino_1v99_thingy52_softdevice , but i want to restore the thingy to the default firmware. Have a way to reverse to the default...
Is there some instructions to debug the nRF91 sample applications with segger with thread awareness? I've seen mention of freertos thread awareness and have requested access...
Hello,
I have been working on ble_app_uart_coexist to achieve the integration of uart and mesh on nRF52840, but I learnt that nRF52840 does not support this example.
I...
Hi all,
I spent a few hours researching how to communicate with AWS (using MQTT) through nrf52840 (I’m using the PCA10056 for first developments), but I don’t understand...
Hi
I am trying to merge zephyr's http_get example (with TLS option) into the nordic mqtt_simple example (ncs 0.4.0) since I need to set up a http S connection and not just...
my project plan is bluetooth 5.1 use development but now there is nothing on the market only nordic's nRF52811
so i want bluetooth 5.1 prototype. please
And I will pay...
Hello,
I am new in using Nordic MCUs and BLE. I am trying to flash the experimental_ble_app_blinky example on KEIL on my nRF52 PCA10040 board and the android application...
Hello,
I try to start developing my nrf51/nrf52 projects using Segger Embedded Studio but each time I receive the same linker error:
"(...) section fs_data' will...
hi,
I am working on temperature sensor i merged the uart and twi sensor , using nrf52832 + Max30205 (temperature sensor) . i am getting the temperature in float which is...
I am trying to solve a latency issue. My system consists of a central and 20 connected peripherals (all based on Nordic parts). I have allocated the following:
Scan Interval...