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...
I am working with an nRF51822 IC revision 2 chip and S110 SD 6.2.1 with Keil 5.10. My version of Keil 5.10 will not recognize the chip. I think that this is because I cannot...
Hi,
I am using nRF52832 microcontroller in project.
I use SPI interface for serial EEPROM.
I could able to see write packets are getting transmitted and verified the...
Hey, I use the Interactive mesh provisioning and configuration tutorial to setup one server and several clients which can communicate with this server.
Can you say me, how...
I have TIMER1 configured as 16-bits wide with no prescaler (62.5ns tick) and CC[2] set up for a varying value near 65535. My work is based on the Nordic blog post about synchronizing...
When I use uart to transfer data, sometimes I get error NRF_ERROR_SVC_HANDLER_MISSING in APP_UART_COMMUNICATION_ERROR when I start sending data. Sometimes this error occurs...
Hey, can I use a complex structure (for example byte array ) as a message parameter instead of one byte like it is done in http://infocenter.nordicsemi.com/index.jsp?topic...
I have a Thread network setup using nRF52840 as per the documentation below, using the Raspberry Pi image provided by Nordic. http://infocenter.nordicsemi.com/topic/com.nordic...
Hi,
In my develop environment , there have many proprietary device. One device is working on PTX mode, and the other devices is working in PRX mode.
If the PTX device...
Hi,
In the FICR (INFO.VARIANT) register on the nRF52832 soldered on my board I can read: AAB0 and in the same register on the NORDIC DK I can read AAE0.
The only different...
Hi,
as described here https://devzone.nordicsemi.com/f/nordic-q-a/37056/supervision-timeout-and-unplanned-disconnect our device has a hard current limit of 2mA.
Problem...
I have a trouble in my project.After flashing softdeivc,I flashed my application,but adversting is not work immediately, then a turn off the hardware and wait some second...
Hi:
I am developing my project based on ble_app_uart example. The development bench is SDK13.0, the chip is nRF52832.
One problem I have now is that: I configure Pin12...
When using FreeRTOS, external GPIOTE interrupts do not work.
And just how correctly to use the NFC with FreeRTOS?
In examples NFC use app_scheduler for events handling...
Hi
I've done a few attempts in the last years to implement a reliable reception by using the UARTE. In the past we used the UART periphery from the nRF51, but we thought...
