I created xml file for heartrate server using bluetooth developer studio and the plugin nRF8001_Arduino (plugin nordic semiconductor for arduino)
the generated xml file...
I read this older post ( devzone.nordicsemi.com/.../) and have a similar issue but with enough differences that I felt it was worth a new question.
I have an STM32 MCU...
I am having an issue with running the initial blinky example that came with the nRF51 PCA10028 SDK in the Eclipse IDE . I will include screenshots of the issue. I believe...
I use nRF51-DK and nRF51-Dongle for a BLE sniffer.
Always the sniffer fails and marked with an error "Encrypted packet decrypted incorrectly (bad MIC)".
It can not be...
Hi,
I'm using long write in one characteristic but if I try to configure this characteritic with write authorization (attr_md.wr_auth = 1) it doesn't work. I need to send...
Hi, I disassembled an Acer Mouse and saw a chip named "NRF A 3152c 1517UH". Can anyone identify the chip or provide me with the data sheet for it.
Regards,
Steve
After i asked this question , i changed to use SDK 8.0.0 hrs "s110_for_dfu",
As the same step to try,
i downloaded softdevice(s110) & bootloader(for 8.0.0)
then opened...
I have a question with flash writing of nRF 52. Once written, you can not write it for the second time. It will not cause an error, but is there any way? Write the source...
Runtime environment:
1.IC:52840QIAA ；
2.SOFTDEVICE:s140_nrf52840_5.0.0-2.alpha_softdevice.hex
Development:
PWM signals of 10 groups of adjustable frequency and...
I am trying to establish communication using SPIM. when I checked the macro definition of NRFX_SPIM0_ENABLED it's present in apply_old_config.h. I am using nrfx_spim driver...
Hi,
I have two 52832 (both on SDK 14.2, S132 v5.1) talking to each other using a slightly modified UART service to support more than one connection.
I have this strange...
Hello,
yesterday I measured the current of our device and found out that it looks more as a square instead of spikes when no device was connected. Found out that when I...
In my code , i use P0.6, P0.8, P1.9 to control three RGB LED.
when I use nRF5_SDK_13.0.0-1.alpha, all is fine,
but when use nRF5_SDK_15.0.0_a53641a, the issure like below...
Hello,
I'm new to Nordic SDK and I would like to ask you for help with change of
GPIO IN_EVENT to GPIO PORT event implementation. The reason is we are using
revision <...
Hi,
I'm using nRF5 SDK v15.0 with S132 v6.0. I have two questions:
1. I use the ble_app_uart example. We want to use high UART baud rate, so I change it to 1M baud rate...
The project I am working on stores information in SRAM while it waits for the radio to get in range and transmit data.
I want to know if I can put items in SRAM buffer that...
I'm trying to learn the DFU process and how to include it in a project under development using SDK 15 and the nRF52 DK. I programmed the DK with the S132 Softdevice and the...
I'm having issues with slow directed advertising. I'm having a BLE peripheral where I want the device to advertise (direct) upon disconnects. I initialize the advertising...
My project goal is the following: To get data over USB and sending it to a computer using Bluetooth 5.
I've been looking around for a Bluetooth 5 dongle, but have not found...
I'm trying to sample ADC signal using 12 bit ADC resolution, but the digital signal doesn't match the original one seen in the Oscilloscope.
Here are my ADC configurations...
Hi i'm trying to using link with SDK14.2, and modified to the code with some init api,
when i used the MadgwickAHRS.c i modified, i got some trouble when i try to new a...
i'm have 2 device communicate byte UART protocol, one of them is NRF51822 and the other is some kind of MCU that i don't know clearly
NRF will send request to MCU then MCU...
