Hi, I'm new to BLE and just started feasibility testing, using RF8001, on a small device with no IO. The device will have a unique code set at factory, and printed on label...
I had the same experience as fishman and I went back to give Eclipse a try. (Post: nRF Beacon does not build on Android studio) I tried to build it in Eclipse Luna with the...
When using the BLE device, BLE_GAP_EVT_DISCONNECTED event informs us that connection between dongle and BLE device was closed/lost.
Is there a way to know when dongle connection...
When using nrf51-ble-driver_win_0.3.0 with Visual Studio 2010, after I put a breakpoint in my code, when I try to have the process "continue", I always get unandles exception...
Dear sirs,
Many thanks for the IoT SDK.
Just setting up the Raspberry I can't start the Phyton CoAP example as defined in documentation.
The envirinment is:
R...
Hello everybody,
I'm getting crazy, I'm trying to extend HID axis values from 0..255 to 0..1023 max using the descriptor found in the example ble_HID_keboard/hid_joystick...
Hi, I'm testing the beacon example
(ble_app_beacon, Beacon Transmitter Sample Application ) with my custom board.
I use IAR 7.1 for ARM, Softdevice S110 ver 7.1, and...
I used NRF52832 TWI master to drive BMA223 sensor,
a. gs.c/gs.h are the driver codes
b. the i2c wave is looks right, but there still not generates a NRF_DRV_TWI_EVT_DONE...
What are the guaranteed state of the IO lines (configured ax I2c) when in system off mode? Specifically I want another device to be on the bus acting as a master while nRF52832...
For RED certification of our product, using the nRF51822, we need to provide documentation about "Block diagram showing antenna, radio receiver and transmitter parts as well...
Hi,
May I ask a simple question about an example how does it generate its own advertising address, such as the "ble_app_hrs" example? I mean where I can find device address...
Hi,nordic：
At this topic: devzone.nordicsemi.com/.../
I know that notify is 100% safe in LL.Before that,i know in bluetooth core4.2 LL has SN and NESN field to guarantee...
Hi, guys.
I noticed that in *nRF5_SDK_14.2.0_17b948a\external* micro-ecc **, something changes.
That nrf52_armgcc / nrf52_iar / nrf52_keil now is nrf52hf_armgcc / nrf52hf_iar...
I download the android source code, Android-nRF-Toolbox-master, from " github.com/.../Android-nRF-Toolbox" .
Compile with AndroidStudio v3.0, it said that "Unable to resolve...
Hi, I have a DFU unsecured zip file(for application), and I lost the original application .hex file.
Is there any way I can transform .zip back to .hex?
Sincerely,
...
Hi there,
I'm developing some proprietary RF application recently with nRF52. In this application, the radio frequency (tx and rx) is changed very often(every 3ms) by calling...
Hi,
When creating and adding characteristic to service, what is the meaning and difference between these two variables:
attr_char_value.init_len
attr_char_value.max_len...
I am able to send data upto 20 bytes by connecting to an external BLE device. How do I send data greater than 20 bytes. I have read that we have to either fragment the data...
main.c
We have interfaced 4 pins of touch screen to nRF52DK pins P0.04, P0.05,P0.06, P0.07 and pulled the pin P0.04 high to detect the touch by configuring the pin to sense...
i successfully generated sound using pwm and piezo buzzer
while(/*while event occurs*/)
{
for (uint8_t i = 0; i < 50; ++i)
{
value = (i < 20) ? (i * 5) : (100 -...
