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...
Hello,
I've created my own custom model which allows a client to control the duty cycle of a couple PWM outputs which are on the server. My model is quite simple, it just...
Dear all,
We're started studying payment via BLE with NRF52. But i looking for in Nordic website and google it seem a little subject and document. Can Nordic expert supply...
Hello,
I am getting really confused when using te SAADC to convert the read values into voltages.
I have seen that the example ble_app_proximity() uses the following...
I'm using 14.2 SDK SES . I'm trying to send data of sensor through BLE . When i enable Notification in mobile applicaion (nRF connect) i generally dont get any value or garbage...
Hello, I'm trying to port my code for driving spi memory (S25FL256S) from nRF51822 to nRF52840. I'm using nRF52840 Preview DK, S140 and SDK 15.0.0. On nRF51 I used custom...
Hello everyone,
I'm using PDK 52840 as Programmer/Debugger for our target board with nRF52840 chip. We have also other componen which need 2.5V voltage (down from 3v)...
I'm new to both the nRF52 family and SPI, and I'm working on an SPI master nRF52810 (using the PC10040e setup). I'm compiling using GCC and makefiles. I've set NRFX_SPIM_ENABLED...
I try to make a simple project based on a "simple message model" ( https://devzone.nordicsemi.com/f/nordic-q-a/29836/send-and-receive-a-string-via-access-layer ) with Mesh...
Hi，
SDK：nRF5_SDK_15.0.0_a53641a
Chip：nRF52810
Example BLE：ble_app_uart（pca10040e \ s112）
Example 2.4G：esb_prx（pca10040）
I am working on BLE and 2.4G integration...
Hi，
I use SDK is ：nRF5_SDK_15.0.0_a53641a
But the SDK version in the link seems to be lower
devzone.nordicsemi.com/.../setting-up-the-timeslot-api
I am going to step...
I'm developing an application to communicate with a smartphone. I have the need of writing characteristics with the size bigger than the negotiated MTU, so I'm exploring Queued...
Hi guys, our team now are trying to used nrf52832 to stream audio to ios app, and as you know we are in trouble.
Here are some info about our test env:
1. mobile app...
Hi everyone,
I wanted to add a second UART (UARTE1) to the CLI example in the OpenThread SDK 0.10.0 since UART0 is used by CLI but I was not able to find any documentation...
Hi,
Can't get rid of compilation error about undefined NRFX_SPI0_INST_IDX after adding nrfx_spi driver. Searched the forums and found similar issues but none of the suggested...
