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...
This is not a real question for support. It's more a success story i'd like to share with you!
Our company develops firmware for various customers on a lot of different...
Hi,
I have used the kit for weeks now measuring the power consumption of my custom hardware with the external hardware setup [1].
Suddenly the sleep currents of my target...
Hi,
I got an error BLE_ERROR_INVALID_CONN_HANDLE at the function sd_ble_gap_disconnect. I know that this error has to do with the fact that an invalid connection handle...
I have developed a code based on app_timer to initiate an interrupt every 10 seconds. Inside app_timer_handler, I have code for reading data from an I2C device.
When I run...
Hi,
I use ncs 1.9.1, and the MCU is nRF5340.
After run the timeslot some minitus, a error occurred.
mpsl_init: MPSL ASSERT: 112, 2236.
what the error mean?
Hi,
As a part of proof of concept for our newest design We have tried to setup USB CDC using nRF52840DK and NCS 1.9. In order to quickly test things out We have tried...
As a test of nrf9160 DK board, I am trying to read a voltage signal and report it to the nRF cloud. My original plan is to change a bit of the Asset Tracking sample code and...
Hi everyone,
I was wondering if there is any method that I can use to test my development kit's scanning/discovering capabilities.
For example, in Bluetooth Advertising...
Dear ,
I use nRF52833 to transfer audio,but I found that this audio will delay 130ms.
I didn't use 32.768K low frequency crystal, do you think this will affect delay time...
Hello there,
I'm trying to connect to the AWS cloud. However, when I attempt to connect, it gives out error 128. Which, accoring to this table, means there's no connected...
Hello!
Quick question: When a device is connected to the u.FL port (actively transmitting things to the port) on the nrf52840 board, does board (in rx mode) only listen...
hi,
program: 'ble_app_blinky_pca10056-s140'
nRF 52840 dk
keil uvision5 IDE.
with the help of IDE , i could build the code and flash the code on to the board.
but...
Hello
I'm testing nrf52820 longrange speed, but it's faster than my calculations. Will it automatically turn on the fec?
This is my config below.
m_adv_params . primary_phy...
Hello,
I am working on application using nrf52810 SDK version nRF5_SDK_14.2.0_17b948a
Sometimes when i disconnect ble from mobile application and again connect then i...
Hello.
I'm using nRF52833, pca10100.
Can I erase only 16 bytes (or more..)?
I read this explaination , and t here's an erase page partial register, but I don't know...
Hello!
I'm currently working on an IoT device that is supposed to send data to the cloud using MQTT with a TLS layer. We got this working in Norway using LTE-M and the...