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...
Getting the example programs to work from the NRF52 SDK can be a very daunting task. The big problem is that there is virtually no documentation included in the samples themselves...
Hi; I'm trying to develop an application with the nrf52840 as a co-processor. We decided to use the nrf52 as a SPI slave and a SAMD21 as a SPI master. I set up a quick Arduino...
Hi,
I have a question about the tolerance on the VDD voltage. In the datasheet it says: "RF 3GPP compliancy requires 3.3V."
I am wondering if there is more specific...
Hey all,
So I am a beginner and haven't work with this environment a lot. I use SES to debug and upload application to the nrf9160. I can allready upload some basic application...
Hello, I have three nrf52840 development boards and one pcb that I made myself using nrf52840. I want to find the location of my pcb with a demo using these development boards...
Hello,
Softdevice: 7.0.1, SDK: 16.0, Device: nRF52840
In the production, we want to save time programming the devices. So I'm using following command to combine bootloader...
Setup : I am using android-ble-library for my android app. I am using modified blinky example on embedded side. I have tried following implementation on android app:
I...
I have two nrf51822 devices, one running s110, the other s120. The s110 device reads ADC values every 20ms, and if they changed from the last reading it sends a notification...
Hello,
The following define is present in file nrf_sdm.h, SDK 17.0.2:
#define SD_FLASH_SIZE 0x26000
I think it's wrong, it shall be 0x27000. But it's maybe not used...
I am working with a IC that requires SPI clocks to be synchronized (in phase) with its system clock. Currently the IC's clock source is connected to one of the nRF52's GPIO...
problem: in BLE data length negotiation , In the response from slave tx doesnt go above 216 , and rx doesnot go above 54 .
s140
Experimental UDP example - sdk v16.0 (...
Hi.
I'm pretty new with SEGGER Embedded Studio and with nRF9160 dk.
I would to receive time with NTP serveur but I'm lost.
I don't know what to use. if it is better...
Hi, I am working on nrf52840 and I am trying to enable the repeated pairing attempt protection. (PM_RA_PROTECTION) After enabling the module I can see the logs telling me...
