Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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...
I'm trying to understand example "ble_app_hts" how after advertising make a connection. I didn't see in code any call of function "sd_ble_gap_connect" ? how is made connection...
I use the nRF OpenMesh from the GitHub. ( https://github.com/NordicSemiconductor/nRF51-ble-bcast-mesh )
My mesh network just has two mesh node, node A and B.
I made A...
Hi everyone!
I want to work with two UART interfaces in my nRF52DK, in one hand, I must receive data sended by one cable which converts USB to serial, for this I use this...
Hello,
I caused a hardfault error and triggered the HardFault_Handler in "hardfault_handler_gcc.c". But instead seeint its source, I could only see the message no source...
When I start the nRF51822 sniffer ble-sniffer_win_1.0.1_1111_Sniffer.exe I get the following message:
!!Your firmware is outdated!!
Please upgrade (press CTRL-R).
When...
Hi team,
I am using sdk 12.1.0 and ble_app_hrs_c example.I enabled #define NRF_LOG_USES_TIMESTAMP 0 to 1 and iam usng nrf51822 dongle.my program gets hanged.I need to print...
Hi all,
I use the example of examples/ble_central/ble_app_multilink_central/ to test the connect timeout event. When it scan the peripheral and try to connect it, power off...
Hi, I am wondering why, sometimes, I get an odd packet out of order on the receiver. It is very random, it can occur at anytime, though usually it takes a minute or two. Testing...
So, does anyone have practical advice for reducing the code size of peer_manager and related modules, so that the ble_app_template project fits on the nrf51822 128KB part...
I am having an Windows 10 64bit OS. I am using PCA10000 board as sniffer. When i try to use it, I am getting Try plugging out the hardware error. Even CTRL +r is not working...
Hi
I have this board: www.sparkfun.com/.../13990 connected to a PCA10040 Nordic board. I am able to write and debug the Sparkfun board (the blinky LED example). I am now...
Hello,
According to the nRF Sniffer Guide 1.2, the sniffer is supported on a number of platforms (nRF51822/nRF51422 Evaluation Kits and others). All of them (as far as...
Hello,
I have problem when trying to use non default pins for uart.
This is what i got:
UART:WARNING:Function: nrf_drv_uart_init, error code: NRF_SUCCESS.
UART:INFO...
Hi,
Do you have any ready made example or can you give me guidance about the program in which the location is calucated based on RSSI values of the beacons.
Basically...
