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...
Currently I am facing strange issue in my project. Let me first highlight my set up. I am using the PCA10040 kit for development, keep multi-meter in series to measure current...
hi experts, I want to build a ble center based on s130 to collect sensor data from several peripheral devices. Some of them may not be from nordic solution, such as TI. so...
When I connect to my firmware after cycling Bluetooth on iOS, I am able to subscribe to my Characteristic Indications without any issues. The nRF connect app receives all...
I have two boards, one is official demo board, the other I make PCB board.
I down the open-mesh source code form github.sdk version is 8.1,open mesh stack version is 0...
Hi,
I have to send data with notification from central to peripheral, because I need save some data in peripheral device.
What I have to do ?
I test it on Adnroid 4.4 ...
Hi Sir,
I am working on nRF52832 board with pca10036 cortex M4, and i worked out spi master and slave example code on a same board and configuring spi instance 0 as master...
when using secureDFU with sdk12.2, only changed the mac address.
my application is more than 60KByte,
when i test the firmware for two files, one is 62K and an other is...
hello, im from india im using nrf24l01+ for my project to transmit and receive data between two arduinos. i tried all tutorial basic programs but i cant sucessfully send and...
I made a BLE peripheral (nRF52 + SDK11.0.0 + s132) and have so far been using Android devices (that supports 7.5ms connection events) to connect to it. I want to connect to...
Hello,
We are sharing SPI and we found possible bug in nrf_drv_spi....
The problem was that first SPI is using blocking SPI thus does not use ISR and set it to NULL: ...
Hi, Nordic
I want to add ble_dfu service in my app, my own app will add my custom ble service.
So in service_init() function, ble_dfu_init first callback, then my own...
Hi,
I want to control a g-sensor by nRF52832 via i2c.
I am using an example( nRF5_SDK_12.2.0\examples\ble_peripheral\ble_app_uart\pca10040\s132\arm4)
and I add the app_twi...
Hi,
I use the SAADC to sample 2 pins. I use the nrf_drv_saadc, and a timer to call the sample task.
I was trying out several gains for SAADC and I noticed that for gains...
