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,
I encounter a issue with my printed broad that mainly copy the thingy52. I download the thingyv210HW10.hex into my hardware. And then I debug the code (thingysdkv210...
Hello,
Currently, we are working on a product which leverages the following:
NRF52832 (64KB RAM and 512 KB Flash)
SDK v11.0.0
Soft Device 132
It has been reported...
Hi,
I see from the code in GitHub:
https://github.com/NordicPlayground/fw-nrfconnect-nrf/blob/master/samples/nrf9160/gps/src/supl_support.c
That the new A-GPS is using...
Hi! I'm performing buttonless Secure OTA DFU operation on some custom boards of mine. I'm using nRF Connect v3.3.1, and at the moment I'm flashing a zip file containing my...
We have a door lock product. At first, the capacitance value of bluetooth frequency deviation was not adjusted, and then it was very difficult for apple to connect with vivo...
Hi,
I have a problem that can not receive FDS_EVT_WRITE event, but fds_record_write return NRF_SUCCESS when using FDS and FreeRTOS simultaneously on nRF52840. And FDS_EVT_INIT...
Hi,
In the ble_app_uart example I am trying to read a binary file and send it to the application using nRF52840 board. I have send 32 packets of data periodically.If a delay...
Hi. I am looking for a reference FW design for BTLE where I can define a custom Service and Characteristic where I can send arbitrary (minimal length) data from peripheral...
Hi,
In our application, LCD will occupy 150KB RAM, and algorithm will occupy 60KB, but 52840 only has 256KB ram, so 256KB RAM is not enough for our application;
We want...
To realize multi touch in hid, we need to realize get report request to get the maximum number of support points and set report request to set touch mode. In the SDK 15.3...
Hello,
I'm trying to add a third characteristic to my BLE service and when I add it, my device "fatally" crashes in Release mode with no meaningful error information ...
Hi I'm having trouble updating the firmware on a custom board using JTAG through the NRF9160 DK.
I've attached the log file from the programmer of the error I'm getting...
I loaded up the zephyr sample blinky example, compiled ok, and went to download to the nrf5340-pdk...
I got the following error dialog plus some more misc. errors (see output...
Hi
nrf52833 SDK16
The following code works fine on UART 0 but not on UART 1
The problem seems to come from nrfx_uart.c
There is no support for a UART1, so...
Hi,
I've built a project out of the USBD_ACM_CDC example in which I have added a SPI master driver. This project has a timer interrupt that will shoot off every ~500us and...
