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...
Hello,
The softdevice S132_SDS_v4.1 spécification write that supports 20 connections at the same time.
I would like to know if it's possible to have 1 central and 20 peripherals...
I'm attempting to make cli application to load from after the softdevice and based on a command enable/disable the BLE functionality. Is there any simple way to do this? Are...
Hi,
I am currently trying to use PCA10001 board as master and slave at the same time. Trying to send data from master(SPI0) and receive it using slave (SPIS1).
I have set...
Hi,
Is exist a tool like nRFutil to make DFU from windows with standard BLE ?
I have found this: https://github.com/NordicSemiconductor/pc-ble-driver but I thing it's...
I'm trying to filter devices by first provisioning a device then checking the composition data for vendor ID,etc... It is a real pain that all that data is only available...
Hi folks, I am trying to talk to the nRF241L from a PIC 16F688. It is my first time with SPI, and to complicate matters I code in assembly only so cannot refer to online examples...
Hi,
We are trying to have control on firmware update of our BLE mesh network. As a starting point I have ran the light-switch examples and DFU over mesh example. In light...
We are develop one product, it is power by four AA battery. It works fine. but now I found a problem. when I power off and then power on again, sometime it can not be reset...
when I start ADC the current will be HIGH .even I UN-Initialization it .
what I have done like that below；
before I started it The current is 0.6ma
but when I start...
I'm trying to communicate with a device over UART, and I'd like to return the response to my commands back to the function the transmission came from.
For example, I want...
I want to develop nrf52840 with ble mesh topology.
However I need one node to transmit data received from all the nodes via uart to a gsm module
Can anyone please tell...
Hello Nordic experts,
I am trying to use app_usbd_ep_enable and app_usbd_ep_disable in order to enable/disable an endpoint. I need this to fake usb unplug/re-plug. Currently...
Hello. I am testing the sending and receiving of UART using nRF 52840-DK. If you change the UART pin settings as follows, you can receive but you can not send. It is confirmed...
