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 trying to get an iOS app to connect to a Nordic BLE device. I'm a firmware guy with little app experience but I have gotten a app to work based off the code presented...
Hi,
Im new to BLE and still trying to wrap my head around things. I am using the both new nRF51 DK and nRF51 Dongle for testing at the moment. I know that the old dongle...
I would like to have track time of the day in my peripheral (s110)application. I understood that RTC0 is used by Soft device. RTC1 is used by app_timer application. I have...
hi nordic:
thank you for your great support!
question 1:
App: LightBlue in iOS.
when app scanning for perpherals ,i have found my device,show as "measurement…."
THEN...
Hi all,
I had a working TWI connection combined with BLE advertising. When
I added uart code for printing to putty this TWI connection was no longer functional.
So...
Hello,
I am currently working on a project and I would like to add some security to my device by preventing services from being discovered. Ideally when a user connects...
Hi
I am trying to use the internal ADC to capture an analog value every second. For this I use a timer to wake up every second, start the ADC and go back to sleep.
I...
Is anyone using the third-party BLE module from Taiyo Yuden? If so, where did you find the recommended footprint?
Taiyo Yuden's website only gives very limited information...
In the SDK 8.0 are only examples for nRF51422.
Is it possible to compile this for nRF51822 and is the softdevice 8.0.0 for both controllers?
Best regards,
Roman.
Hello,
i am new to nRF Bluetooth.
My Setup ist:
One Atmel atmega640 and one nrf51822 communication via UART (at the moment).
I am sending data from atmega640 to...
Hi,
I'm writing a bootloader for nrf51822 to be able to update the nRF51's firmware through SPI (data transferred via an STM32 retrieving the file through USB).
My idea...
Hello,
I am trying to write data to flash with the pstorage api. I managed successful to write data to flash with the pstorage_test_store_and_update() function from the...
Hi
Recently we bought NRF51 DK board. Initially when i connect the nrf51 DK board to PC via USB it mounts JLINK driver and on IF/BOOT button it mounts BOOTLOADER drive...
For my application I need to identify the peripheral source advertising packets are coming from. How is this best done with BLE and SDK 7.1? I would prefer not to set a a...
Hello
I have a nrf51822 mbed kit PCA 10024 V1.0.0. When I connect the kit to the PC (Windows 7 64 bits) the Mkit enumerates as an MSD named MBED:
I updated the firmware...
