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...
I used SDK14.1.0, softdevice s132_nrf52_5.0.0. and IDE Keil
when I run the code below, the microcontroller consumes 7.5 mA if I comment this part it consumes 200μA.
Apart...
Hi,
I an try to use "Esb function" and "App timer function (app_timer_create() and app_timer_start()" in the same project, but there have one following link error message...
Hi,
I am using fatfs of nRF5_SDK_15.0.0_a53641a.
I am writing a program with keil.
I am currently doing SPI communication with BLENanov2 ( nRF52832 ) and SD card...
hi, I'm using two nrf52840 and I was given a task to transmit a string between them. I'm trying to understand ble_uart central and peripheral examples. I'm using sdk15 and...
Hi, I am using PTS v7.0 for Bluetooth profiles testing for a home device with Android O system. The PTS instruction of Android AOSP indicates "nordic app installed and running...
Hi,
I'm trying to build a custom HID device. I'm not able to receive any bytes on the host machine (I'm using an HID API). The Nordic board connects to the bluetooth of...
Hi,
I use FreeRTOS for ble application on nRF52840.
To save current consumption, I want to add __WFE() to portTASK_FUNCTION().
There is a comment in the function as...
Hi,
I have worked on various descriptors for mouse, keyboard, consumer controls, game pad,.. How do I write a descriptor for glove? (VR Controls Page -> Glove) Please help...
Hi
I am receiving data samples from a radio trans-receiver over SPI, and I am storing them in a buffer. I want to send this samples over BLE, and want to have a maximum throughput...
Hi,
Is there any information about mesh sdk roadmap or coming updates? I am interested in future changes of sdk and bootloader parts, but can't find any related information...
Hi!
I have read a lot of topics, but there is no answear of my question.
I added HID services in my project but now project fall with error 4- no memory.
nRF52832, SDK13...
Hello Nordic, I'm reading: creating new modes in sdk documentation. In the simple_on_off client model, I do not understand the place I underlined in the picture. When is the...
Hi,
I'm looking at prototyping something for very small volume and looking to go the 3rd party module route ( www.nordicsemi.com/.../3rd-Party-Bluetooth-Smart-Modules)...
