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...
We are currently designing a prototype board for our product using the nRF52832. We need to calculate the transmission line with on a 4 layer PCB. The stack-up looks like...
I am trying to use your swift iOSDFULibrary cocoapod. What I am doing is the following. I have a library written in swift. That library is where I have your iOSDFULibrary...
As Bootloader IROM starting address 0x78000 and size 0x6000 is same in SDK 13.0 and 12.2.0 expecting to update Device firmware (BL+SD+APP) from 12.2.0 to 13.0.0 SDK.But in...
I use SDK9 nRF51.
I use white list. When I want to delete all bounded devices, I call this function. But it doesn't work. It not deleted.
Why I can't to delete bounded devices...
Hi,
I would like to know which is the difference between using a Softdevice or not.
Looking at the blinky example, the two versions are provided. The "main.c" file is...
I am looking into learning how to program the nrf52 with the nrf52-dk. I have been programming AVR and ARM-M0 for a couple of years now. I am familiar embedded programing...
I am trying to take the ble_uart code and encapsulate it , so I took all the code and put it into another C file I made.
Then from the main.c program I call a function...
I am trying to add the example in examples\peripheral\pwm_library to another project to get pwm working. In the other project I have included all necessary stuff but I get...
Hi guys. I am struggling to get buttonless DFU to work in my owm application. I am using SDK12.2 with gcc on a pca10040 board with S132.
I have successfully followed this...
hello,i am using nrf52 dk, & am working on bluetooth uart & looking for data is send from mobile to nrf52 dk board. i am having examples of data is sending from board to mobile...
Hello, I am using nrf52DK and programming it using keil 5 trail version. It has memory limitation, if the code exceeds the size it shows error. Can you please suggest me any...
It is very inconvenient to modify the makefile and the project explorer at the same time each time I add a new module(~.c) in the eclipse.
So I want to use eclipse managed...
Hate to ask this question here, and I have seen the other threads , but I am hoping to buy a small quantity of nRF52840-QIAA engineering samples (just the chip - not the PDK...
I've been using the nRF connect app to evaluate and test custom services that I'm building on the nRF52832 (Raytech module). Everything has been working great and the manufacturer...
Hello,
I am using nrf52832 custom board, with SDK 11.0.0 and s132_nrf52_2.0.0, and trying to create an interrupt event on wake up from system off by pressing BSP_BUTTON_0...
