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...
I am doing a connectionless system where I am just broadcasting the data. I am showing a loss of about 50% on the receiver missing the data packets. I have tried before to...
Hello,
I configured pin P1.15 as output and with GPIO_PIN_CNF_DRIVE_H0H1 but I only get 1.7V ?
Does "standard drive" means that the pins can't get to 3V ?
Thank...
My project is based on the Thread cloud coap client example. I would like to know if my CoAP POSTs to the cloud are successful.
I added a "post_response_handler" to the...
Hi,
I've been trying to read/write data from/to the internal flash storage of my nRF52 development board.
I am using SDK11 and softdevice s132
I have modified the flashwrite...
Hi,
I've been trying to read/write data from/to the internal flash storage after a ble disconnect event occurs on my nRF52 development board.
I am using SDK11 and softdevice...
Hello,
i'm developing an interface based on nrf52. The app does a direct connection, performs some exchanges with the peripheral, and tells the peripheral to disconnect...
Hello we have a more stable external reference voltage source than the VBG for the ADC we want to use.
The voltage itself is higher than the allowed reference voltage specified...
Hi,
i am working on a project that in it i had developed a firmware for nrf51844 based on soft device 130 v2.0.1, now i decided to move the project on nrf52840 . i had read...
Hi! I did see a post about this, but is there a way to implement any kind of throttling/flow control over the Nordic UART service?
About the only thing I can imagine is...
Hi,
how can I publish a message to unicast address from a generic on/off client with mesh sdk?
How can I set the address?
Jost to be more precise, the function:...
After installing the USB driver for the nRF52840 dongle and using it successfully, and then connecting the nRF52832 DK it fails with "error occurred when opening port. Errcode...
Hi everyone,
I was trying to use QSPI interface with the on board external flash memory MX25R6435F on nrf52840 PDK
This is what i have observed, Inside the linker tab...
Hi, I have nRF51822 Board
Can I make it as a beacon kit?
what changes do I need to do to change that as a Beacon? any Source and Instructions are very helpful for me....
We need our PCB assembler to be able to program nrf51822 modules in situ. We have tracked the PCB to include a tag-connect footprint to this end. The assembly house will purchase...
Dear all,
I have an issue using USB bootloader for NRF24LU1+ device.
I've used a USB dongle and programmed USB bootloader to chip via SPI using external programmer.
...
