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...
Firstly, I have the following definitions in sdk_config.h and when declaring the qwr buffers:
Note that in the above, the intention is that TR_SLU_CONFIG_MAX_LENGTH could...
Hello,
Working on a zigbee end device with a number of endpoints that are all behaving nicely in general but wondering what the zigbee-ish way of allowing for user config...
Hi,
When I build ble_app_uart->PCA10040->S132->arm_no_packs in SDK17.0.2,there logging an error: #5: cannot open source input file "system_nrf52_approtect.h": No such file...
Hello! nRF Connect for Desktop is a desktop executable program provided by the manufacturer, which contains the function of ble. Now I want to extract the functions of ble...
In SDK v17.1.0, In QSPI init, I see all the pins are configured as Input pins during nrfx_qspi_init. Isn't this wrong? Shouldn't we set the SCLK, CSN, MOSI pins as O/P pins...
Hi! We're considering switching between the mentioned packages, both in nRF52833.
I've looked around dev zone and product specificaiton pages, and could not find anything...
Our device connects to a cell tower and then creates a socket to our gateway. I monitor +CEREG to see what it goes through to connect to a cell tower. Below is the meaning...
I testing UART0 data transmossion. But, could resolve why CPU resets when executing : if (!nrfx_is_in_ram(buf)) in uart_nrfx_uarte.c file. See atached image, where Reset occurs...
I am developing a custom board with an electronic paper device (EPD) attached, which will be controlled with SPI and a five additional GPIOs (a mixture of inputs and outputs...
Hi Guys,
I have a nRF5340-DK(PCA10095) here and I'm planned to perform some BT-SIG RF testing with it but I can't find the proper hex file for DTM(Direct test mode) setup...
I (think I) have successfully located the code responsible for handling the data received BUT! The code segment:
in app_uart_fifo.c
seem to only receive a paltry 1...
Hello
I want to measure Low power current in nrf52840-DK with System ON mode.
I need to know how much current consumes by nrf52840 SoC while I2C Engine ON, SPI ON, and...
Hi.
I am working with the nrfConnect SDK 1.8.0. I would like to configure the nrf5340 for maximum throughput to work as a server for a smartphone device.
How should...
Hi all,
I am using NRF52840 and I am saving some data to the flash memory using fds. The data are 216 bytes in each file and there are 3400 files which is in total 734kbytes...
