GOAL: To send one 20-byte data packet from an Android Galaxy S5 to nrf51822 and send three 20-byte packets from the nrf51822 to the S5 in a single connection interval of 10...
Hello, I have looked into the compatibility matrix and I couldn't find any clear answer about if the NRF Beacon Kit is compatible or not with the S130. Does anyone tried to...
hi:
now.i have a development board(nrfgo motherboard).there is a debug port on the board.i think it can be debugged on the keil.if it can.what driver or others i need.thank...
This is what I got after upgrading my nRF51 dongle firmware.
It always times out.
I didn't somehow got one of my J-Link Lite upgraded, but couldn't repeat the process...
Hi all,
Good day.
Could you please recommend an Android or IOS APP which can connect 8 or more BLE peripherals at the same time.
Thanks & Regards
Jenson
I know that suggested debugger for nRF51xxx is J-Link or openOCD with CMSIS-DAP, but I would like to use BDI3000 debugger, which does support SWD interface and Cortex-M0 processors...
I'm confused about the issue with using GPOPTE inputs in low power applications.
errata 97 indicates that GPIOTE should not be used in input mode
It was also discussed...
Hi,
When I build the SDK (14.0.0) with SOFTDEVICE_PRESENT and in sdk_config.h #define NRF_SDH_ENABLED 0 I get the following link error (using IAR:)
Error[Li005]: no...
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...
