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,
This case is a part of a private case. Unfortunately havent responded for few days. I believe he has days off or something, therefore I am willing to receive help...
Hi everyone,
I design own boar with nRF52810 SoC. But i dont know how to programming external. Which pins are using programming? SWDIO and SWCLK pins using programin i know...
I want to establish a BT network system which includes one pc as a central node, and 32 client nodes. I want to collect 32 client's sensor data concurrently via BT. At pc...
Written a custom script to write product model no into UICR Registers. After updating Model No, DFU was getting failed at state 6 i.e after updating init data after moving...
Hello everyone,
i know that there are many similiar questions on the DevZone but i am not able to get it work and i dont uderstand it yet. I want to flash a custom board...
I am trying to sent multiple messages from nrf52dk but it seems that i can sent only 7 even if i put a delay between messages . Any suggestions ?
for(int x =0;x < numberofevents;x...
Hello,
i am working on an app using Android to read and write an NDEF record using SDK 14 type 4 tag.
I start the process by reading the record with the following Android...
hw: nrf52dk
sw: sdk14.2, ANT/BLE "multiprotocol" HRM app example
I tried to build and run ANT/BLE HRS relay example from SDK14.2 WITH NO CHANGE IN CODE, but it doesn't...
I used two PCA10040 boards to test the UART serialization function with s332 softdevice.
I add my ANT_PLUS_NETWORK_KEY and build the examples "experimental_ant_ble" is working...
Hi, I have a strange problem. I am new to nRF IC's.
I recently took a new job...the person who wrote the code for our nRF51422 lost some source code in the process of changing...
I'm trying to create a HID bluetooth device with multiple connections to centrals. Looking at the ble_hids service implementation, the on_connect event handler sets the connection...
Hello!
I'm looking to build an application on nrf52840 DK that collects multiple sensor values and transmits it over Bluetooth. For now, I don't have a bluetooth application...
Hey I'm doing some SPI transfer in response to a GPIOTE in event. I'm targeting the NRF52840 and kind of went with the following answer:
https://devzone.nordicsemi.com...
