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 find the combination of both EasyDMA and non-EasyDMA, plus nrfx and legacy driver in SDK 15.3.0 quite confusing. Where is the implementation of the legacy SPIM (EasyDMA...
I'm using nRF52+SDK11.0.0+S132 . I have a library compiled with GCC using flags -mcpu=cortex-m4 -mfloat-abi=hard -mfpu=fpv4-sp-d16 that I'm trying to link to an application...
Hi,
i am developing an based on NRF52840 and i need to save some credentials and keys in a secure storage and keep them in power cycles, there is any secure storage in NRF52840...
hello,
we are interesting in some of your products and please answer my questions if you can.
we are building a big parking place with private parking lots with individual...
I have been developing a bluetooth application that extends the ble_app_uart example, in SDK v14.x.x, on the nRF52 DK. I've been waiting for a custom built external board...
Hello;
I am working on Audio transfer with microchip and NRF24l01p.
On that, I need to take audio sample and send in very short time.
The PTX side is ok but on PRX side...
I've been going through the nrf mesh Provisioner SDK for android. It has predefined input and output oob models that is selected while provisioning.
Is it possible to design...
Dear,
we have some problems at the startup for our nRF52832 board powered with coin cell battery. The hardware include nRF52832 SoC, an accelerometer (LIS3DHTR) and battery...
Hi,
I'm using nrf52840 with Softdevice. It is not clear to me which memory addresses are both (a) in the flash and (b) are available for the application.
Please advise...
Hi There,
I am working with the nRF52832 and one thing that the software team noticed is that the info.variant we get from the micro is not listed in the data sheet v1.4...
Dear sir,
The current BGA ball size is 0.3mm. What is the recommended VIA hole size for the inner pads for routing the signals out from IC ? or How large of the via in...
Dear Company,
I would like to ask about start-up time of this product nFR24L01
Max 1.5ms start-up from power down mode
Max 130us start-up from standby-I mode
1...
Hi, everyone
how to increase the peripheral link count in multi role lesc example . even i have tried with NRF_SDH_BLE_PERIPHERAL_LINK_COUNT by increasing the count, i am...
I have followed the dfu bootloader instructions for dfu secure ble example in both sdk 15.3 and 15.2 versions. I copied pca10056 folder to pca10059 and changed the board definitions...
Hi. I'm using nRF52832, SDK13.0.0.
I'm developing not only peripheral side but also central side.
I already made peripheral side referring to DFU example code.
But i...
