Hi there is a problem in github.com/.../nrf51-UART-examples
any one can help?
I put empty loop in main, and comment off all ble related int. and I process uart_evt by...
Hi,everybody！
When i install master control panel 3.10.0.14, i can't find nrf.exe in " C:\Program Files\Nordic Semiconductor\Master Control Panel\3.10.0.14\nrf ". Only nrfutil...
Hi,
I've been using the nRF51 dev kit, and today it stopped mounting when I plug it in. It doesn't show up as MBED or BOOTLOADER.
I use both Mac OS X and Windows, though...
SDK_9.0.0
I was trying to implement 2 different UART connection parameters so I decide to use re-initialization.
My initial parameters included APP_UART_FLOW_CONTROL_LOW_POWER...
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 there!
I'm trying to run the 2014 arduino example code on a Teensy3.0 arduino variant. I need to know if the example file will run on the ARM core.
Right now I'm...
Hello,
I use PCA10001 v1.0(nRF51822 QFAACA).
But, S120 example is supplied with "nRF SDK v5.1" which support only PCA10001 v2.0 over.
When I tested S120+"nRF SDK...
Hi developers,
I am having a strange problem:
My nrf51822 will only start-up when USB-powered.
From no power state (battery removed and usb-disconnected):
---When...
I do not have a product (i.e. I didn't by any of the boards from Nordic) but we've built our own board using NRF51822. How do I get access to SDK/API files? The SDK is locked...
Hi,
I have Bluetooth4.0 modul and I want my dongle working just like a bluetooth adapter on my PC. that is to say: my dongle searching BLE device automatically and connecting...
Hello
I need help with 128 bit UUID for BLE.
Could you explain me how to specify my own 128 bit uuid?
Whether it should be unique?
Bluetooth specification refers to...
I am planning to write a simple OS for nRF51822 based on framed loop principle.
Nothing fancy, just bog standard 10mS frame and optional round robin scheduler.
The questions...
Hello,
I am designing a circuit using the nRF81522 chip.
I was wondering what should I do with the unused I/O pins.
Would it be OK to leave them unconnected, or there...
Hi
Could I use 3.3V to the C3 capacity in the application example,datasheet?That is to say,C3 doesn't connect to VDDPA pin and 3.3V connect to the C3.I found that it is...
We have developed our custom nRF8001 board and connected with Arduino UNO bord. we have used nRF HRM demo application from Github . We are using nRF utility application from...
OK, I didn't read enough fine print before I plunged in, but my version of the nrf51822 I have on a bunch of boards isn't supported by the new SDK.
In a premature onset...
I'm trying to use notifications with Android 4.4. When my service issues a call to sd_ble_gatts_hvx, the result is BLE_ERROR_GATTS_SYS_ATTR_MISSING.
From this link , I...
Hi
when i call twi_master_transfer function in for(;;) loop of file ble_app_hrs project.
Kindly tell me what to do for that.
for (;;)
{
for(i=0;i<10;i++)
{
...
