My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Hi all,
I've gotten the saadc example working on my product, reading in values as I would expect. However, I have two problems. First, I want to be able to use multiple...
Hi,
The NRF toolbox iOS app contains a DFU feature which allows users to update there firmware for the nRF52832 microprocessor.
1. Rather than storing the firmware updates...
It looks like the last discussion of Sniffer on Devzone was 2-3 yrs ago.
I’ve ordered the nRF Dongle and will download the Windows-based nRF Sniffer app.
i can run this...
HI
SDK-15 - NRF52840
I'm using SAADC example of the SDK.
I read the ADC values and I make an matrix to calculate FFT using the CMSIS library..
the problem is when...
I'm definitely not the first person to ask about this, and I probably won't be the last.
Am I being exceptionally dense, or is the nordic SDK exploded across dozens of folders...
I'm using a nRF51822 on a PCB to connect with a mobile phone. I would like to know whether there is an existing example or library available to work as a central device and...
I am using BLE for NUS template example to create my app , and when I Compile my code with Keil 5.23.0.0 with optimization Level 0, It behaves good with the following operations...
Hi,
I'm developing an app which requires continuous advertising. I use following ble_gap_adv_params_t:
ble_gap_adv_params_t adv_params;
memset(&adv_params, 0, sizeof...
I need to operate sdcard from pc(by usb msc) and from mcu (nordic 52840) (fat32 filesystem) spi sdcard at same time ;
so i have a problem ,when i operate the sd from pc...
Hi,
I seem to be able to read over UART but not write. I have my nrf51822 ( https://www.waveshare.com/wiki/Core51822 ) setup to a pro micro (3.3v, 8mhz). I am confident...
Hi,
I have a multiprotocol application and I'd like to do BLE scanning for as long as it's possible. For now I made 30% to 70% BLE to Thread, and it's the most I can give...
Hi,
I'd like to be able to use an event from the LPCOMP to sample the RTC (either to a peripheral's register, or to a memory address), so I can measure pulse widths without...
