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 use command line tool, but an error occurred as shown in the picture below. Let me know why.
J-link was connected normally in segger embedded studio.
Hi All,
I need to implement security in Bluetooth. I have seen many threads but I could not get proper information regarding how can I implement or add security in a project...
Hi,
I am using the nRF52840 chip and supply iam giving from coin cell(3V). So i want to measure the coin cell voltage level monitor with nrf52840 ADC pin.
kindly provide...
Hi,
I was trying to program my sample to nRF5340's flash using nRF connect v3.4.1 and got this problem:
21:06:02.948
Application data folder: C:\Users\tuan.duong\AppData...
Hi everyone,
I was wondering if you have any advices or recommendations regarding the best type of debugging devices, or ways of debugging, for the nrf52840 Dongle, from...
I want to optimize my receiver power by putting the controller in sleep mode, that is ;-
NRF_POWER->SYSTEMOFF = 1;
And want to wake up the controller only when it receives...
When I try to increase the CENTRAL_LINK_COUNT from 8 to 9 in ble_app_multilink_central example, I got this error NRF_ERROR_CONN_COUNT . Is there a way to increase the max...
Hi,
I wrote a code using gps_controller.c on my thingy:91. However, i could never get a GPS FIX so i decide to try the GPS sample but it doesn't work neither.
I tried...
I'm using nRF52 DK to develop a BLE/UART application. My code is based off of the ble_app_uart peripheral example. In both my code and the default code, I get -0.1uA on the...
I am used NRF52810 controller, I wanted to know about there is possibility to work iic slave and iic master ( vice versa ) in single program ,can have any possibility about...
Hello, I have some questions regarding what MCUs to choose. I have a project which requires some controlling of external LEDs, Bluetooth communication as well as some extra...
I have used nrf52 module and it was working correctly. while debugging my PC was restarted for other pc issue. after the reboot i opened my project file my main.c file exist...
Hi! I am going to work on a project that uses a specific sensor which produces voltage outputs between 250 mV and -250 mV. Can someone help me with ideas to detect the negative...
Hi,
Once in a while, the Serial DFU stuck in flash erase. Did I do something wrong?
Background: Currently I am unable to put breakpoint in the Bootloader component that...
