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...
case 1: i use rtthread RTOS, main() disable global irq，on os scheduler enable global irq.
but i on task init stack, sd_softdevice_enable not return,system always reset.
...
The Device Family Pack 8.12 needed for the newly released
SDK 13.0.0 and SD S132 4.0.2 is missing from the download area.
Error #544: Required Software Pack 'NordicSemiconductor...
Hi everybody:
Chip: nRF51422
Board: PCA10028
Firmware: S130_nRF51_2.0.1
My last post showed that if BSP_SIMPLE is defined, I can't use button event trigger function...
Considering my use case, the size a certain characteristic is dynamic, and the notification should only contains the exact amount of data, even though locally there should...
Hello,
I'm using low power comparator with cross detection.
It works but I can't detect if it's failling or rising edge.
Can we detect simultaneously DOWN and UP...
Hi,Everyone! Now i have the board nrf52832 and i'm trying to get the battery value and send by using saadc.
i have read the example of ble_app_proximity and saadc,and i configure...
Hello! I compiled hex file with NRF52_BOOT in mbed cli. It was programmed successfully. Mbed os version include fix to use nrf52 DFUService. Bootloader is loading correctly...
Hi Nordic guys,
we are observing a strange behavior. Here some background on the project:
we are developing a peripheral device that asks via L2CAP signalling connection...
Hi,
I would like to know, whether it is possible to use a TCXO with single output as a LFCLK source, i.e. connecting the TCXO output only to XL1, instead of connecting an...
Hello everyone, I encounter a question. I follow below link to solve the issue.
https://devzone.nordicsemi.com/question/104118/adding-pwm-to-ble_template/
I've set the...
We are currently porting our proprietary stack from the nRF51 to the nRF52.
To save on BOM we are using an external 20ppm 32Mhz crystal to synthesize a 32Khz clock (power...
Hello,
I have develop an android application which connects to BLE device and perform read and write operation, so for this i was using Android-nRF-UART .
But my application...
