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...
Hi,
After building and testing separate HTPS and GPS examples, I am getting modem errors when combining both projects into one application. One of our goals is to send GPS...
I am experimenting with the UART example. I can connect the nRF USB port to the USB port of my computer. I used realterm to see the serial output. The example works as described...
Hello.
I'm migrating an existing project from SDK 15.3 to SDK 17.0.2.
I'm having trouble updating my build scripts, specifically merging the settings page + BL + SD +...
Hi，ALL：
As top:
1.When Compiling file NRFX_TIMER.C,it warns :ISO C99 requires whitespace after the macro name. AND ："APP_TIMER_V2" redefined。 and I only can find the APP_TIMER_V2...
Hi,
I am using 2 esb devices to test my packet send and received.
My use case is:
1. Node-1 and Node-2 is power-in in PRX mode
2. Node-1 switch to PTX and send a packet...
Hello guys,
I am new in the BLE world.
I am currently using a BLE Android application running on a tablet + nrf52832 communication with another chip through UART.
I...
I understand only the flash memory that stores the boot image is available. We need ca 32 Kb of persistent storage. How can that flash memory also be used for additional persistent...
Hi, all
I'm using nRF52832 pca10040, s132.
I successfully read peripheral characteristic using 'ble_app_uart_c' example.
However, I read once only when the connection...
Hi,
I am struggling to find out why my device will not immediately start my application after an OTA DFU upgrade.
I am using buttonless DFU on a custom nrf51822 board...
HELLO,All: When using SDK5 From 52840 change to 52833 ,There are some errors,as below: 1.Output/Release/Exe/ble_app_hids_mouse_pca10056_s140.elf section `.init' will not fit...
Hi:All:
A: Since I have getten help to make left/right button working well, but I just want to know the dataflow from the button being pressed to released. 1. It means that...
