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 want to implement the following functions.
Voice -> Microphone -> Bluetooth -> Speaker
I do not know anything about this field.
1) Can I implement the above...
I am developing a product that would benefit greatly from the use of NFC but is currently limited by the fact that NFC scanners are only available from iPhone 7 onwards. If...
Hi,
I was wondering if it is possible to create a program that can control mouse movement as well as perform some keyboard button functionality at the same time?
Hi,
I'm developing an Android App. I want to measure and display advertising interval of any scanned peripherals like NRF Connect does.
I researched Android BLE Scanner...
I am working on the multi peripheral example and added the uart services uart working fine but how i can see the data without enabling the nrf_log.if i am enabling the nrf_log...
Hello all,
I am currently in the process of adding BLE support to our project. I have been as careful as possible when copying over source files and SDK_config settings...
Hello,
I am using SDK 15.0.0 and GNU Tools for ARM Embedded Processors to compile the Application Program.
I faced a problem to understand compiler abbreviation, so i...
Hello. I have a problem with usbd_msc . When I plug the device by usb and Windows sees the device how mass storage. After I copy files to the device - it copies and all is...
Hi,
I am using a NRF52832 with S212 in a custom board with a host processor. The host processor configures the NRF52 through UART.
The custom board is configured as...
Hi everyone, quick question.
I'm using the nrf_drv_timer library (from SDK 15.0.0_a53641a) to count the RTT between connection events packet Tx/Rx, however, I get this undeclared...
Hi
The 840 datasheet (page 90) states that the HFINT tolerance is +/-1.5% typical and +/-8% max.
Under normal operation, the HFINT is running and so if the device (like...
I was beyond excited to see all the support Nordic was providing to the mbedOS project.
All of a sudden it disappeared.
If not supporting mbed the alternatives would...
Hello,
We have an nrf51822 system where disconnecting the battery is problematic, and the sharing of the reset line between SWD and reset function has been a real source...
