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 Nordic:
I want to make .a library, i use gcc to make .a library. And add .a library to my project. when i build the project , show build failed and the message is ".a...
Segger Embedded Studi, SDK 15.2, Windows 10
Nordic NRF52DK PCA 10040 1. 2 .4
Hello again everyone, I have gotten farther with my previous issues of not being able to access...
Hi All,
I am new to embedded low power design and would love some tips on power saving steps and tutorials for the nrf52832 device.
I am trying to understand the power...
Hi,
for a project I need to perform a DFU Update over BLE. After I prepared the bootloader (generating public and private keys and building it), I prepared the update packet...
Hi, I develop device for custom location service based on BLE. Now I'm working with nRF52 Development kit v1.1.0, nRF52832, SDK v15.0.0.
I have a problem with adding 16bit...
Hi,
I wonder if all Tracedata[n] pins are needed for debug? That would make five IO:s useless for other functions. Or is it possible to use 1-bit mode or something similar...
I wnat to set P0.30 and P0.31 for I2C CLK and SDA. nrf_drv_gpiote_out_config_t out_config = GPIOTE_CONFIG_OUT_SIMPLE(false); err_code = nrf_drv_gpiote_out_init(30, &out_config1...
I set up my nrf52 self board with internal LDO using reference schematics with internal LDO setup.
Im entering the power safe mode using __WFE instruction
Also i did...
1.I used Timer2 Capture function Time Frequency is 1MHz. Picture1 Current counter should be 33330. Picture2 Current counter should be 5000. Picture3 Current counter should...
Hello,
I am having an issue with setting up the event generation timing on the nRF51822. Long story short, I am configuring Timer/Counter 0 to generate an event every 50ms...
Hello,
I am using NRF51 DK for developing an application. I tried running the default SPI example in the SDK 12.3 which uses the spi and spis example. The location of those...
Issue exists in SDK 15.0 and probably many many others...
I noticed that the nrf_log_push parameter is indicating it must be a constant pointer to a mutable character...
I'm attempting to pull the mesh bootloader out of the sdk and put it in its own makefile project, so it can be built separately.
I'm building with `gcc-arm-none-eabi-7-2017...
Hello,
I want to achieve bidirectional data communication between one central and two peripherals. Any my central device should be able to do bi-directional communication...
