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...
I've noticed that the L2 value has been changed from 10nH to 27nH in the reference layout and on the new boards (DK and Dongle). This value is only for LDO setup (from PS...
Hi,
If we set the prescalar for RTC1 to 0xFFF (i.e. max value allowed), tick event is getting generated every 125msec.
Using the below configuration i started a timer...
we use the dfu_dual_bank_ble example as our boot loader. We are currently using an 81522 AA part and the boot loader works well.We have recently moved to the 81522AC part...
I have been trying to get the SPI Slave to work on an NRF51-DK for about a day now and I haven't been making any progress.
I first tried it with the softdevice enabled...
Hi,
I'm designing a wearable, low power inertial and EMG system and have to choose between using ANT+ or BLE with the Nrf51422 on my own board.
The system would simply...
Custom Board with MCU NordicSemi nRF51822-QFAA
Softdevice S110 7.1
IAR for ARM 7.1
SDK 7.2 using a merged service (HID keyboard example + NUS example...
Hey I am working on nordic nrf51822 chip ( http://i.imgur.com/q8EM4uq.jpg ).
I want to run a bluenet code which i have forked from github.com/.../bluenet to github.com/....
I need to automate updating the bootloader and radio for an nRF51 in a production setting with a VB.NET windows application. I'm able to call dfu/main.py with the code below...
Hello,
Just uVision 5.14 and SDK 7.2.0. Try to compile the blinky example and get the next error
._build\nrf51422_xxac.axf: Error: L6218E: Undefined symbol nrf_delay_us...
Hello,
is it possible to get the schedule that is used internally to communicate with connected BLE devices? I have a bunch of data that I want to send to connected nodes...
Hello everybody...
I am new to nordic development tools. I wanted to develop a ble application on the nRF51822 development kit. I am struggling to figure out how to set up...
Hi All,
I am using s110 v7 soft device , and SDK: 6.1.
I have implemented static passkey based pairing.
I would like to terminate the connection if central unable to sends...
Hi I am using the RBC mesh " github.com/.../nRF51-ble-bcast-mesh" , sd_110_7.1 and sdk_6.2
The rbc mesh is using timer0 as well as the softdevice. I removed the app timers...
Hi all,
we are performing some transmitter spectrum measurements using your nRFGo (PCA10005) board and an Aaronia HF-60105 spectrum analyzer.
The SMA connector of nRFGo...
i have nrf518822 device..i downloaded s130 soft-device from nordic website..i have installed keil 5.0 and nrf go stuidio....now tell me how to flash soft device and application...
