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...
Hello.
I am measuring the current of nRF 52832 using PPK (PCA63511).
I want to measure the current of nrf chip only with PPK.
The chip of nRF is PCA10040.
What...
Hi all,
I've bought an iBeacon Station NRF51822 like this one ( linksprite.com/.../index.php5 . My idea is using it as a temp sensor for my smart home installation. It...
Hi Nordic,
I am getting started writing a new application and I would like to move to the new SDK14. My app requires, between others, a custom service and a custom characteristic...
Hello.
I'm tying to learn nrf51822. I had ordered some modules from ebay and nrf52-dk from local distributor . A week ago I had receive some modules. But local distributor...
hi,
My custom board running Mesh SDK0.92 send and receive messages are normal.But after I replaced the MeshSDK in my program with Mesh SDK1.0.0, I was unable to send and...
Hello all,
I would like to establish connection between single central and two peripherals for bidirectional communication. I edited ble_multilink_central example and created...
I and new to programming the BLE devices and have just started out on the nRF52840 PDK and using Segger Embedded Studio for ARM v3.34. I have compiled and downloaded the ble_app_template...
I have to question:
1: if customer use relay node for mesh net, how much is the power consumption for one node? is there any passable to declare the power consumption to...
Hi,
I need to measure the capacitance of few capacitors for which I am currently using 3-channel CAP1203 IC from microchip.
However, I just came across the possibility of...
Hello,
I would like to establish bidirectional communication between single central and two peripherals. I referred ble multilink central example and made corresponding changes...
SDK： nRF5_SDK_11.0.0
Softdevice： s132_nrf52_2.0.0_softdevice
I set the WDT timeout in the application is 5s, when entering the BootLoader set the WDT time is 10s, how...
I am new to ble programming.
I am trying to find the best way to send json objects from android app to nrf52 chip.
What is the best way to send the json object to the...
Hello Sir,
I have developed small and compact product using nRF52832 Soc. Due to size limitation and device is portable. I have attached snap shot of power supply circuit...
