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...
The product spec says "This event will also be generated if the supply voltage is already below VPOF at the time the POF is enabled" but it seems like the event is not generated...
I have a BLE device that is using Nordic SDK 8.1 and uses PWM to control an LED. Now I want to turn the led off with PWM. To do this I set the duty cycle to 0 and printed...
Hi,
I'm working on nrf51822 with soft device s130. I'm trying to send a data packets from the nRF51822 over BLE to an android device.
I want to know how much data...
Hi!
I try to create a custom service. To do that I copied the ble_bas service and followed this guide.
You can see my init function here:
#define APP_UUID {{ 0xC0...
Hi. I'm using nRF51822AC, SDK12.2.0, S130 as central and peripheral.
Q1. What's "sd_ble_uuid_vs_add" function? is it for setting service UUID?
Q2. If Q1 yes, how to change...
I was reading a review of this product from a 3th party and they was claiming that a disadvantage about using this chip is that "Some peripherals and resources are not available...
SDK: 13.0.0.0-1.alpha
example ： ble_app_hrs_freertos
I am developing a product, referring to the “ble_app_hrs_freertos” example, when I tested my functions found a serious...
I've just tried to update the mbed firmware on an nRF52-DK to version 0219, and have hit some problems. Firstly, after dragging the .bin file into the Bootloader drive, my...
I've had a sequene of problems attempting to install the power profiler software on my Lenovo T420 Win7 64 bit machine.
First Issue
When attempting to run the python_packages...
I would like to pick up audio signal with a microphone for ex. AKU340, then use audio codec to digitize it, then save the output in a SD card connected to the nrf52, reading...
Hi there! I am a beginner of bluetooth technology.
We try to build a kind of IoT based on bluetooth mesh nodes with nRF51822. According to the instruction of nRF Connect...
I've found out that softdevice S130 cannot handle the length longer than default MTU(23).
But I know L2CAP is responsible for assembling and disassembling packet.
So...
I'm using nrf51822 & S130 to read the temperature humidity values every 5 seconds from AM2301 sensor. For that I am using timer in system on sleep mode. The current consumption...
Thanks for all support so far.
One thing I want to ask that does your nordic Beacon chip can support Bluetooth 2,0 as well ?
I mean is it backward compatible
hello,
I'm using nrf51822 as proprietary model, I found it can not received 500 pkts complete from 500 nrf24lE1 labels during 2 seconds(every nrf24le1 send one pkt per...
