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...
I've tried everything I can find on this topic and I still cannot get P0.09 to behave as a GPIO pin. Does it have something to do with the way I'm attempting to initialize...
Hello,
I am working on a custom PCB with a nRF52832 and I've been unable to get the ON IDLE power under 480uA. Here are the basics regarding the setup
nRF52832 Rev...
Hello! I'd like to know if S132 v3 implements the frequency hopping scheme defined by BLE.
I've read some documentation on Gazell, but from what I understood, that is a...
Whenever our battery runs to zero, or if we have a reset due to voltage droop, the unit will not auto-connect and the user is forced to "forget" the device in iOS bluetooth...
Hello,
i'm trying to use nRF UART driver (nrf_drv_uart) to implement a high level UART manager.
I followed indications on SDK documentation but it doesn't work and i think...
Working on a project to set up a bidirectional UART to SPI link over ESB with nRF52832 (PCA10040), using SDK 13.0.
Working from provided examples for PTX and PRX, I manage...
Hello,
I've implemented one custom service very similar with NUS. I have two peripherical devices that are running in two PCA10040 with S132 12.1, and one central device...
I have set up some code using the ESB example in SDK v12.2.0 I and am able to transmit and receive packets between two nrf51 dongles, with no issues. However, when I program...
Hi,
I did time measurements for packet transmission (notification) and saw only ~ 30 microseconds (about 1000 ticks with 0 prescale) difference between sending one or up...
Hi,
I am using nrf51822 chip. I am using RTC to generate irq with CC. Everything works fine for IOS and old Android version. New android version makes 2 things when I disconnect...
I own a Surface Pro 3 which has only one USB-Port. Can I set up nRF-Connect with the internal Bluetooth instead of using an USB Hub to connect two development kits?
To whom it may concern.
Ended up on the Nordic Semiconductor website, since I was trying to find a good manufacturer for a Health Smartband and software.
I represent...
Hello, I want to use multiceiver mode nRF24l01. For 4 transmitters.
When setting up the receiver, I can only receive data from the tube 0.
I can not understand how to tell...
Hi all, I'm working on SDK13.0.0 secure bootloader and I'm curious to know about
Why nordic defined, dfu service uuid(0xFE59) is 16-bit uuid and characteristics in...
