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,
Currently, I'm working with the ISP2053, one of the nRF5340's 3rd models.
As a beginning, my colleague wrote a code based on the throughput sample and I found...
Hi iam using nrf52840 dk board and for programming i use keil software ,the issue is i could not program the dk board and it is a brand new board. When I try to program it...
Hi guys! I'm a beginner of nRF52832, and I met an issue as the topic said.
When I init the UART module, it will cause an "APP_UART_COMMUNICATION_ERROR", and the error code...
Note: this question was previously a reply on my other question, but I accidentally marked it as an answer so the thread got locked. I have now deleted that reply and am posting...
Dear All,
could you explain the function of TP8 and TP9 of the nRF9160 DK on HW 1.0.0 ? These test points are connected to pin 124 and 125 of the nRF9160 which are marked...
I am using nrf9160 custom board with an external flash memory mx25l6433f. I first tested the external flash with the example 'sdk-zephyr/samples/drivers/spi_flash_at45' and...
Hi,
I;m working on nrf52840 dk i have to enable ble5.0 long range.
i set the tx power 8.
according to my project my device will be always in advertising mode and my...
I am trying to scan for BLE devices in my area, but when I connect to the USB840XZ with the windows development tool the "Start Scan" button is not active. There are some...
Hi everyone,
is there a way to update the AWS certificates from certificates.h with the SDK 1.9.99? Following the AWS FOTA instructions it seems that i can update the certificates...
Hello everyone,
I am currently testing the secure bootloader over USB example but I am currently facing an issue when I start a DFU.
Here is my configuration:
...
Hi,
Application details:
I have a datalogger application that samples data every second. It uses the following modules:
TWIM0 -> To communicate with external RTC clock...
When I2S reads the digital audio sensor, when strat is turned on_ After I2S, the data can be read and recognized normally, but this action takes up the whole CPU occupancy...
Hello,
I am working on application using nrf52810 SDK version nRF5_SDK_14.2.0_17b948a.
Here my application sends 240 bytes of data every 150 ms. But after sending few...
Hi,
I use the a gpiote_in_event to trigger a number of PWM pulses which works fine so far. However, the exact behaviour of the generated signal is important so that the...
