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
In my application I need to transfer several paires of bytes to a slave device, and it's mandatory
for CS signal to go high between pairs. (This actually means I have...
Hi
I want to know why flash memory access should be scheduled in between the protocol radio event?
is there any relation between the flash access and radio opeartion physically...
Hello,
I am developing a wearable device that utilises nRF51822. Right now, I am having a problem because when the wearable device is connected to a new phone, it needs...
Dears,
I am designing a notification application. I would like to know what if I want to support both of iOS and Android phone, which example code of ble_app_alert_notification...
im following ( devzone.nordicsemi.com/.../) step to "Setting up a project for debugging in Eclipse"
i run the debug config and click suspend
then get some problems
...
Hi guys, I just want to share my iBeacon code (over s110) developed on nrf51 dev board under ubuntu. It works fine but please feel free to improve it and share it!
I developed...
In some case sd_nvic_SystemReset() can not reset?
nrf51822 S110.
for example:
void main(void)
{
sd_nvic_SystemReset();
do something;
}
It can do somthing!!
So sd_nvic_SystemReset...
Hi,
I have just bought NRF51822 without any extra peripherals(no motherboard/DK). Just plain Module like below image.
I am supplying 3.3V to VDD and also Connected GND...
Hi all,
I find a problem when testing the ANCS program. It seems that after you connect the device with ANCS with an iphone, you cannot connect the device with another iphone...
I built the ble_app_proximity project and down load into my board, it can advertise and can connected by the lightblue and the nRF toolbox, But i sent the hex value of 0x02...
I can get right value when I chose QDEC_SAMPLEPER_SAMPLEPER_512us in slow application ,but in my application my max data rate is more than 2k, so the QDEC value is less than...
Hi,
I am currently working on a project with nRF52 preview DK.
In my system, an ECG chip is used to measure the heart rate and the data will be transferred back to nRF52...
Hi,
I have a number of products with nRF905 successfully deployed. Now, I am in a little struggle with a new one. The problem is the signal strength. The other products...
I'm trying to add a feature where my peripheral will temporarily trigger a Faster Connection Parameter for a period of time determined by an app_timer. However it seems that...
Hello Nordic Devzone.:
When studying the 8.0 BLE Central multilink example (s120 softdevice), I looked into the component relevant to button pressing interrupts, app_button...
