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 using nRF52832 SDK 15.3 and type 4 tag and some phones like iPhone 11 and Samsung S20+ are not able to detect the tag. The tag works with other phones so I don't think...
Hi there,
I'm using nrf52840 DK and Custom board, SDK 17.0.2, Segger Embedded Studio(SES v5.20)
my issue is when I receive data from UART interrupt based on serial uartes...
I'm developing a system of nRF9160, nRF52832 and Iridium 9603 (satellite modem) - all on the same main board. The nRF9160 is the brain of the system and handles LTE, GPS and...
Hi,
I am new to working with nrf52840 devices. I am wondering if it is possible to change the transmission power of packet during transmission several times such that some...
I wanted to increase the bandwidth of bluetooth using the following example, but there is a limit of only 1 board.
https://infocenter.nordicsemi.com/index.jsp?topic=%2Fsdk_nrf5_v17...
project : zephyr
controller stack : zephyr stack
description ： we start direct adv using our DK，and we want it send broadcast only once。 but zephyr stack send adv all...
Hi,
I am working on NRF52 series (NRF52 DK and NRF52832) and would like to know whether it is possible to use Bluetooth 5 extended advertising capabilities to send, let...
Hi there, I'm routing the nrf9160 to a STM32 and I need to know the pinout for COM port used.
On my PC, I know COM11 is the one that is used for AT Commands
But, I...
Hi,
I'm using NRF52840 with direct test mode application.
I'm sending to the function dtm_cmd following parameters: 0x4000, 0x8000, 0x9400, 0xA500.
I understand...
Hi,
After suspending task in a specific code line (using vTaskSuspend) and resuming the task (using vTaskResume)- will the task continue from the specific suspension line...
I am going to make a project with nRF52840 In my application, I need to send sensor data to Raspberry Pi I noticed this tutorial and tried to implement this in my project...
i tried to implement radio notification in order to change advertising data but i had this error
when i put the periority to LOW i get this error, if put MID or HIGH the...
What benefit is there to RX gain for the bluetooth front end module
Most other 2.4 amplifiers do not have RX gain.
Our concern is the noise floor, would not the RX gain...
Hi Sri,
When referring to this ink , we know the typical and max ripple values are 70 mV and 100 mV respectively at REGOUT0=1.8V.
Two questions:
1. Do we have the...
