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...
Hi,
I am new in BLE.
Can anybody please explain me, how does tx_power_service works.
And how does it calculates the RSSI value.
Thanks in advance.
Varun
I am now based on nrf52832 SDK14.2 development, as a slave, when nrf52832 and mobile phone Bluetooth link, I want to know the current connection interval, how can I obtain...
I am interfacing LIS2DH with nrf51822. I am using 12.3.0 SDK and 130 V2 for development. I have successfully interfaced LIS2DH eval board with Nrf51822 eval board (waveshare...
I am using this flash data storage as reference github.com/.../nRF52-fds-example
Running fds_test_write() below, it writes to a file specified by FILE_ID, REC_KEY but to...
I recently got the Power Profiling Kit set up with the Power Profile 2.0.0 desktop software on OSX to measure current of my custom board. Sleep current for the whole board...
Hi,
In one of my application for Bluetooth 5.0 i would like to use nRF52840. Product requires certification. I would like to use MCU which has BLE on chip and certified...
Hi,
I'm using nrf523810. The current consumption that I get for proximity is 4mA and I want to reduce it to less than 1mA. I use the proximity example nrf5 sdk v14 and v15...
The computer and the 52832 are connected through a serial port. I want to send 2Kb data to my computer. But my computer can only receive 256b data. What should I do?
Hello,
I'm currently using the light switch proxy example with 3 server proxy, 1 client proxy and 1 provisionner.
The example is currently working but I don't understand...
Hi,
I have a question regarding the width of the RF traces on the NRF24L01+. From the gerbers I notice the width is approximately 0.5mm and the separation to the closest...
Hi every one.
I have issue that: our board production have NRF24L01+ IC not good, so we need replace them by new IC.
But we dont have enough NRF24L01+ IC, we have NRF24L01...
Hi Guys,
I'm using nRF52832 DK and trying to read analog values from the NTC thermistor.i'm using SAADC example.
i have used to this circuit to connect nRF52 with NTC...
After going through the SDK i came across the ST7735 LCD screen example.
On the SDK Page it says example uses the ILI9341 controller, But we can also configure it to use...
Hi,
I'm using nrf52832 and sdk14.2 and need to handle hardfaults in my code. From what I've found on the forums and infocenter, I need to modify the "void HardFault_process...
For some reason the ble_app_hrs example from SDK 15 disconnects after around 30-40 seconds (every time) and shows this error in the RTT logger: " 0> <info> app: Disconnected...
