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,
I have seen some curious behavior with the FDS module. I'm using nRF5SDK 14.2.0 with s140_nrf52840_5.0.0-2.alpha, with FreeRTOS. In short: In some cases it seems that...
Hi!
I want to get infinite advertising.
My advertising gets timed out in 180 sec.
I have set to Fast Advertising Mode.
Below is my code
static void ble_evt_dispatch...
Hello,
I'm following this BLE services tutorial . I have added the functions required to create a service.
In the our_service_init
void our_service_init(ble_os_t...
Hi guys,
Currently, I am developing a application on nrf51822 which requires writing values on flash to store in case of power down. However this values need to be updated...
I have a nRF51822 smart beacon kit and a ST-LINK V2. I read the documentation found on nordic's website, downloaded all the programs that the documentation requested etc....
Looking through the ESB implementation in SDK 14.2, nrf_esb.c I notice it uses
#ifdef NRF52
on several places. In nrf.h, the "old" NRF52 gets re-defined as NRF52832_XXAA...
I tried every configuration I can think of to reload firmware on the DK with JLINK drive when PPK is piggybacked. The only way I can get the firmware to load on the DK is...
Hey, I'm running the ble_app_hids_keyboard example. I would like to modify it so that once I have a connection to a device I can press a button and go into advertising mode...
I have questions about nrfutil's latest.exe. Dose it able to do OTA DFU over BLE for every SDK version's firmware?
I have been trying do OTA DFU using Master Control Panel...
Hello,
I've the nRF51 DK which works fine because I managed to upload BLE Softdevice and application with nRFgo Studio. But I cannot get the MCP (Master Control Panel)...
Hi,
I'am working on a project that use the NRF52832 and i can only use P.23 and P.12 on my custom board because they are already wired to a connector, others pins are not...
What is pinout for nrf51822QFAA ?
Everywhere is description Generals Purpouse and I don't know which pin is I2C or SPI.
I don't want long find in example source codes.
Am Working on android application where the Requirement is User will get a Notification about firmware update having YES or NO options.If the user selects the YES options...
hello,
I want to make a beacon with NRF51822 chip.
But now i have a trouble:
In normal working mode, after i stopped the advertising with sd_ble_gap_adv_stop() ,i cann...
Hi,
I am working on one project.
The background I use now is using SDK14.1 and SDH version 5.0.0-2.
The tool is using Keil.
I wonder if I can use two USB descriptors...
