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,
when executing the following code in my application. if face chip reset time to time. I've investigated code to find the bug origin and then notice that i ve a difference...
i am using Nrf52840 with SDK 132 and version 13.
here is the initialization
ble_radio_notification_init(APP_IRQ_PRIORITY_LOW, NRF_RADIO_NOTIFICATION_DISTANCE_5500US...
I am using ble_app_hids_keyboard example from SDK : nRF5_SDK_12.2.0_f012efa with nRF52 Dev kit. In that example, keys_send() Function is calling under BSP_EVENT_KEY_0. which...
Hi Sir,
I want to run the spi master example code with my nrf52832 board. In sdk11.0, have mentioned for pca 10036, the CS pin should be 29. If that was the condition,...
Sir, I have interfaced nrf board(Master) with msp430(slave) device through spi communication. And Everytime when i am debugging, i got different data(ie,. data which was sent...
Sir,
I wanted to know about transfer of data from nrf to msp430 via spi pins. For this condition, which function/api is used for transmission of single data to slave. What...
I am sorry for asking such silly question,but i failed to search with key word 'gpiote'.
so here is my question,
what is the GPIOTE?
what is the relationship with GPIO...
Hi , I am using the SD 4.0.2, the SDK is 13.0.0_04a0bfd, and the IDE is IAR 8.11.1 to develop production, I integrated the DFU, and I download and updated the APPLICATION...
Hi,
I had been doing nRF52832 porting before
Now, the nRF52840 porting is in progress, but there is no Libraries-trace-app_trace.h file
that was in the old version...
Hi,
We're contemplating using the SoftDevice without using the Nordic SDK. We feel the SDK bloats our code when all we need is some simple GPIO, I2C communication and BLE...
I am using the peripheral_timer as a template to play with timers. I changed the timer_ticks to 8000 to generate timer interrupt at 500 micro-seconds. All other timer configurations...
Now, I am making DFU zip file use nrfutil, but i don't know the version of S132 4.0.2 on "--sd-req TEXT", I know 3.0.0 is 0x8C, please help me find it, thanks
Hi there,
We are developing bluetooth bracelet using 51xx and 52xx Bluetooth chip and the hard hardware part has been done.However, for safety considerations,we need to disable...
