Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Hi,
Greetings!
I want to use GPIO P1.07 & P1.05, which are specific Standard Drive,Low Frequency pins.
I used these same gpio pins in SPI peripheral example and...
I have written several health device peripheral simulations on the pc using Visual Studio and the pc-ble-driver. There are a few bugs in the driver, but basically it works...
Hi All,
I am trying to get this example NRF_SDK\nRF5_SDK_16.0.0_98a08e2\examples\peripheral\usbd_cdc_acm, working on a custom board,using a BMD-340, The only changes I have...
I have a lot of issues when switch to using nrf52820.
all saadc module seems removed from the sdk, or forget to add to nrf52820.
when using softdevice, get a log of...
Dear,
When I click the "F5" key for debugging after complete compile, it requests some files as below.
Could you let me know why it requests and how to fix it?
hi. I use sdk16 and ble sample like kb or mouse. i want to save some data in ic. with flash_fstorage.
i see flash_fstorage example .it can use SOFTDEVICE_PRESENT for save...
Hello,
I am trying to find a way to upload the certificate automatically from the main.c file instead of uploading them to LINK monitor. Is there a command in nrf project...
I have a known working distribution (ZIP) file that when flashed onto a device, correctly goes into the application and is able to do buttonless DFU. This was left behind...
hi all:
NRFSDK_16. I want to get timestamp from rtc,but my device need run with low power,so when the device in idle mode(no user use),will put it in system off mode.
...
Hi, Nordic,
I have the follow questions in the nRF5_SDK_17.0.0_9d13099
1. Why in the Demo ble_app_multirole_lesc remove the BLE_GAP_EVT_LESC_DHKEY_REQUEST's process as...
Like --insecure option in the curl command, i want to skip certificate validation when make a https connection to server, so i have checked all http files in zephyr and there...
Hi everyone,
I am new to programming on such an embedded device(NRF52840DK). I met a problem recently of how to set up the PIN on the board to connect with the LPS22HB sensor...
According to the doc; * This function will block until the temperature measurement is done. * It takes around 50 us from call to return.
Instead I'd like to return the value...
Hi,
I’m developing an application using the SDK V16 , the nRF52DK (52832) as central, and a couple of Sparkfun nRF52832 breakout boards as peripherals (both peripherals...
Hi everyone!
I am trying to implement the OTA - DFU in my project. I have my own board with a nrF52832 chip.
The project was build using SDK 13.0.0 and softdevice s132...
