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...
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...
Hello, I have an issue with ble_app_hrs_rscs_relay that doesn't seem to exist with the other sample projects.
The project compiles without any issues, but when I run it...
Apart from pressing Button 4 or adding a DFU service to current running application. Is there any way to enter DFU mode from application?
Is it possible with nrfutil to...
Is there any tutorial or good example for I2C communication using TWI? I already saw the examples for TWI, but I don't find them very intuitive to change for I2C.
I'm trying...
After updating an application on nRF51822 chip with a new application which has new Characteristic UUID via BLE, iOS app cannot detect the new Characteristic UUID.
I know...
Hi to everyone,
I'm trying to use the CMD Mode of my Sniffer but I have different problems. First of all, when I switch to the CMD Mode the red LED didn't blink (it doesn...
`Hi Guys,
I have some sensor data of 20 bytes at each measurement at different period stored in EEPROM. Now i have to transmit all data over BLE continously.
example ...
I have a laser distance sensor module. I want to connect this module with my nRF52 DK(PCA10040). The module communicates over UART:
Supply (2.8V-3.2V VDC) connected...
I want to purchase a BLE development kit. My current preference is nRF51 because there are more nRF51422 BLE modules in the market.
www.nordicsemi.com/.../3rd-Party-Bluetooth...
hi,
I'm using ble central example using S130 softdevice . It works fine without editing anything. In my application, I dont want to put the nrf51822 to System On low power...
We are seeing random connections on our peripheral devices and we have tracked them to a Mac Pro. The computer has never been paired with any BLE devices so we have no idea...
hi
in this pic CODE_R1_BASE is 0x16000 and amount is 88kB
how its size in keil is 0x29000
if i calculate ram we have 8kB
8*1024 = 8192 that is in hex 0x2000 its...
How can I advertise a custom service and the Device Information Service?
I tried the following, but only my custom service is visible in the Nordic Master Control panel...
Hi there,
I'm issuing a STOPRX at a specific time but I'm noticing that more bytes are being put into the buffer from after the STOPRX was issued.
Is there a way to...
Since I've migrated to SDK 10 and updated all my toolchains I've noticed that when I debug on Eclipse, when I run my code nothing happens properly. However if I pause and...
There are various examples in the keil microvision examples for DTM.
The list is below. Is there a difference between these examples?
Which one should we use if our design...
