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,master.
Question 1: In Asia, the speed of accessing web pages is slow. SDK15 development documents can only be accessed online on the official website, but often cannot...
Hi,
I am running NRF52840 on a custom board with SDK 15.0.0, Softdevice S140 6.0.0 and SES.
I am measuring using a toggled GPIO pin measured on a CRO. This produces a...
I'm using an nRF52DK to monitor the RSSI and MAC address of my two phones through ble_evt_handler BLE_GAP_EVT_SCAN_REQ_REPORT.
I tested both Android and iPhone. They both...
Hi all!
I have small problem. When I build my project, it returns thise error: Symbol SWI2_IRQHandler multiply defined (by nrf_sdh.o and nrf_drv_swi.o). I want to use SWI0...
Hey, I am using nrf51822 nRF5_SDK_12.3.0_d7731ad SDK and using Segger embedded studio. In the application code my memory segments is this. Now I want to do firmware update...
Hello,
I am debugging my nRF52832 with JLinkRTTClient through NRF_LOG, but there seems to be some issues I don't quite understand with the color coding of the logging messages...
Hi there, we use the nRF52840 on a embedded system. The nRF52840 is connected via usb interface to the central cpu of the embedded system. An embedded linux (buildroot) is...
Hi!
Is it technically possible to implement performing of unmodulated TX carrier transmission by a write to some BLE characteristic? If yes, then from what to start?
Thank...
Hi,
I am trying to use the Bluetooth low energy capability of the nRF9160 DK (nRF52840 chip) by using the lte_ble_gateway sample from Nordic. After changing some lines of...
Hi
I'm using ZigBee light control coordinator example in "nRF5 SDK for Thread and Zigbee v3.1.0" on nRF52840 evaluation board.
when it will execute bdb_start_top_level_commissioning...
I am runing the light switch example in zigbee sdk v3.1. I am connecting to a smarthings hub. I have set the a single change on the code:
The device will be connected...
A couple questions about the nRF52840 GPIO Electrical Specification:
1. In the nRF52840 GPIO Electrical specification, VOH at 0.5mA is spec'd to go as low as VDD - 0.4V...
Hello,
I have been using the development kit for more than a month when after one flashing, the LED 5 on the board started blinking at one second intervals and the board...
