I'm trying to use the nrf8001 (and arduino) to send MIDI (musical note data) to Mac OSX. According to the Apple developer site the midi profile requires that the characteristic...
I have a custom made board that has an EFM32WG360F256 communicating to an nRF8001, verified that the ACI protocol works with repeated echos, however when I run the efm_ble_my_project_template...
Hi,
I have 3 nRF51 DK pca10028 v1.1.0
I compiled and run power profiling example and after that I cannot flash or connect to the devices (tested in all three of them)...
Hi Guys,
Thanks for your precious time and insight. Let me try to explain what we did,
We have developed a custom board
After assembling the board, we do a bare board...
Hello all, this tutorial goes to a fellow named Emil who helped me with this project.
Number 1_ Make sure you set up the terminal viewer For debugging with real.You need...
Seeing recent response to my original question on multiple chip selects, I've opted to share a modification to spi_master that I've implemented in part to make handling some...
What is the official status of the Softdevice Serialization for S130 in SDK 9? I could see an older answer on how that was removed in SDK 8 but since almost half year has...
In this app by Nordic
github.com/.../Bluefruit_LE_Connect_Android
a cyclic redundancy check (CRC) is added to the payload byte array before writing it to the UART receiving...
i am creating a user interface using the sh1106 driver for a 128x64 pixel oled screen. so every screen is a list of items to be scrolled; however almost every screen i am...
Hello,
i'm currently researching the possibility of building scatternets with BLE. As the S130 softdevice supports multiple concurrent roles, it seems very possible (see...
Hi,
I'm using s140_nrf52840_5.0.0-2 and there are two characteristic for the peripheral, notification and indication. When I use notification to send data, I will get the...
Hello,
Are there examples of AES CCM encryption/decription?
Is there a recommended procedure for generating nounces?
Are there recommended procedures for using CCM...
Hi,
I have camera interfaced on GPIOs of nRF52832.. I am reading image data at the rate 80KHz.
Is it possible to write the data to SPI Flash (Slave) by DMA or by any other...
Hello,
I am using pca10028 and sdk 12.2. I am trying to add app_uart_fifo.c file to my code.
I have added the paths and also I have made changes in sdk_config.h. The changes...
Hello,
I am using nrf51822 / sdk10.0.0 / S110.
I write flash in SD / bootloader / application order.
I use nRFgoStudio and J-Link.
There are about 20% of malfunctioning...
SDK10 examples work when built for s110.
When building the same for s130, they do not run.
Debugger indicates main() is not reached.
Tried both Keil and armgcc.
SDK12...
hi,
how to send and receive data using UART0 without interrupt request with softdevice s110.
i tried to disable interrupt it could not give any response.
please help...
Hi,
I am planning to develop the customer application on window's platform. I am using the customer USB dongle board via COM5.
when i call the function
var devices...
There are a bunch of questions ( 1 , 2 , 3 ) about handling the NRF_ERROR_INVALID_STATE code returned by the soft-device. This code is returned when the stack is in an "Invalid...
Hi
I have working application on SDK 11, contained with bootloader, softdevice 130 and application using BLE. Is it possible to upload new application and softdevice from...
Hi,
There seems to be some pieces of new code (updated example and some components) for ble_app_mtu_throughput example embedded in the softdevice packet 5.0.0-3.alpha....
I've recently migrated from SDK11 to SDK12.3 to take advantage of the low power option. However I still am having weird issues with power consumption. I have a feature which...
