How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
I'm trying to understand which part of the code provides the bluetooth connection between two nRF52840. I worked in sdk15.0.0 with multilink, blinky and uart examples to solve...
Hi, everyone,
We are developing project with nRF52832 chip.
For making it's monitoring we used UART communication port. But on the next step of development we had to enable...
I need to interface an nRF52832 with ADS7042, hence the following questions:
1) as ADS7042 requires 14 clock cycles per read cycle, is the nRF52832 SPI API applicable in...
I am constantly receiving an NRF_FAULT_ID_SD_ASSERT error within a non-deterministic time after connecting via BLE.
The program Counter is always 75936 and Info == 0. I...
Hi
Development Environment : windows 7- keil ARM SDK 5 - Arm Debugger Programmer(Waveshare) - nRF51822 EVK from Waveshare
What is the boot_PIN or Boot_Mode PIN
I want...
I am wanting to increase the length of one of my characteristics used when my device is acting as a peripheral. When I increase the size of my characteristic, the softdevice...
Hi,
I needed some figure for my controller selection,
Please if can you tell tthe exact answer it will be very help full,
Using NRF serial example for uart with baud...
Hello,
I have a voltage divider/thermistor circuit where R1 is an NTC thermistor of 100kOhm at 25 ° C. R2 is 100kOhm right now.
I took peripheral_saadc example for SDK15...
Hi all,
I'm testing out and adapting the Thingy Mesh Demo v0.1 , which uses nRF SDK for Mesh v1.0.1 for my internship. I will be testing out a Thingy's Mesh network for...
Hi,
I tried, ble_blinky example on DK, it works well. Also advertising interval 40ms on nrfconnect mobile app,this is consistent with SDK.
Now, i try same example with...
Hello
My name Ilya, am from global company Rosslare -access control. i am a R&D lieder.
I have found that nRF52840 is accepted to my new project - BLE reader.
I want...
Chapter "18.6.1 Power-on reset" of the data sheet describes " A step increase in supply voltage of 300 mV or more, with rise time of 300 ms or less, within the valid supply...
Hi,
I'm using the BDS Plugin to generate code and I noticed that the code generated for adopted services it's totally different compared to the code into nRF5_SDK_14.2.0_17b948a...
I am trying to use the watchdog interrupt on an NRF52832 but am unable to get it to fire; the watchdog fires, but as far as I can tell not the preceding interrupt. Here is...
