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...
Dear Nordic support team,
I am developing a prototype based on the nRF52840 with the nRF5 SDK 16.0.0 and Soft Device S140 7.0.1. The prototype acts in the peripheral role...
I'm using nrf52840 and SDK VR 15.0.0
I want to apply the long press button functionality and short press button functionality to change the screens in OLED SSD1306.
How...
I am using NRF52840 in Mesh(SDK 4.1.0).
I followed Hung Bui's solution and change power to 8 dBm in code, but get range of 15 meter in open environment, This is very low...
Dear all, I have a question about custom address add. In light switch example, we can publish message to group address or unicast address. In my project, we want to send message...
hai ,
i am connecting 5 peripherals in one central (used ble_central example modified like multilink central)
i referred this link for sending particular data...
https...
Hello,
the well known problem of the nRF5SDK is that if you want to use nrfx drivers, you should enable in NRFX_DEFINEs and LEGACY_DEFINEs in config file. For example, we...
Hi ,
In my application .. I have define two custom characteristics one with write permission and other with read + notify permission...
Whenever a value is written to...
Should the toplevel declaration bool nrfx_power_irq_enabled; in nrfx_power.c have a `static` qualifier? I'm using openocd/gdb to load a GCC-compiled firmware onto a custom...
Hi,
I think I have properly configured my application to authorize reads on characteristic, yet I do not see an event generated. I get write events, but I don't get read...
Hi,
I am developing a custom board with nRF52811 where I will measure analog signals from op amp on ADC (single ended mode). Signals will be very small, so I need a good...
Hello guys. I'm beginner in Nordic Devices.
I'm working in project that sends Acceleration Data from KX220 sensor over LoRa network or if there is a BLE device connected...
Hi，
I find that nrf52 series can support Bluetooth 5.2 SoC in nordicsemi page, but it still shows Bluetooth 5.1 SoC in Product Spec.
Which one is right ? Is it just that...
In the User Guide for the nRF52840DK on pg 26 is:
8.5 External memory The nRF52840 DK has a 64 Mb external flash memory. The memory is a multi-I/O memory supporting both...
Hi,
I'm working with the USB_CDC_ACM example to communicate with a PC trough COM port. It works well.
Now I would like to use the ISO endpoint feature in order to transfer...
I have a NRF52840 DK, with a pca63511 power profiler kit purchased just a few days ago from Mouser. I am trying to use the power profiler kit with version 2.3.1 of the power...
