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,
I'm developing to NRF81522 mcu, using a softdevice S130.
The MCU is connected to another device through the UART peripheral.
I'm encountering the next problems...
Hi,
I am getting data from sensor and want to replace some new data with the older one in flash using fds. Right now,firstly i will write into flash by using one different...
I am using the nRF toolbox to upload bootloader and firmware to a hardware project. Our project requires the number of packets (found within settings > nRF toolbox > Number...
Hi,
I am trying to flash the blinky example from nRF5_SDK_12.0.0_12f24da, the program compiles and is also downloaded to the NRF52 DK successfully. But the LEDs are not...
Hello.
I´ve got problems with a via BLE connected IMU and data transfer over UART.
I´ve now tried several methods to implement UART connection but with the given baudrate...
Getting the error when trying to compile the C++ project with SDK 12.1.0 :
In file included from .../components/softdevice/common/softdevice_handler/softdevice_handler...
We followed this link devzone.nordicsemi.com/.../ , we loaded zip file in mobile(android 6.0.1). We are able to select device, we are not able to select file(Zip). The issue...
as I found the sample code in sdk12 , the bootloader is quite different with bootloader in sdk11,
event uuid has got changed, is it possible to be compatible?
dual bank...
Hi,I'm glad you can see my post.
Now, I am in a program to read and write FLASH such as the screenshot in the attachment.
Then I update with DFU service for the equipment...
Hello to everyone. I'll need to use ble things with pwm. I'm trying to play around with pwm library it's ok, but it's build only on erased chip, trying to flash it into chip...
I try use the FICR information to identifier nRF51. but found some interesting staff when i read 0x10000000 first 16 bytes by SWD memory read.
when I power on read. it return...
Hi,
I started my project from the “BLE Characteristics, a beginner's tutorial” I download this project and add it to my SDK_11.0.0_89a8197 .
Then I started to modify the...
I am using the FDS functions to save needed data to flash and retrieve it when needed. The init, writing, and reading all function correctly. However I am running into trouble...
Hi,
I'm having some issues when trying to make a HID device work with Windows 10. It says 'Connected' but then changes to 'Device Error' a few seconds later. I get 'Error...
