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...
Hi ,
We have a custom hardware with an Active GPS Antenna (that is connected to the main board with u.fl connector).
I ran the GPS SNR command to test the performance...
I'm designing a PCB that uses the nrf52832 with an external RTC, the DS1339 ( https://datasheets.maximintegrated.com/en/ds/DS1339-DS1339U.pdf ). I want to use a single 3.3V...
I'm enabling external power off warnings, as specified in section 5.22 of the AT command guide.
When I drop the supply voltage I see a LTE network disconnected message from...
Hello Nordic!
I have been developing a Zigbee application and now, I need to connect via Serial communication with another device. I just need to listen to the port, not...
I am using flash_fstorage_s140_pca10056 example from SDK v17.0.2 , I see that the start address is 0x0003 E000 and the end address is 0x0003 EFFF respectively.
I want to...
Hi,
I am trying to check how DFU works but I have problems setting it up. I will describe all the steps that I have been doing here, so that it will be easier to try to...
Hi, I am designing a custom board usign the NRF52832. Im using this externar crystal https://es.rs-online.com/web/p/unidades-de-cristal/1753468/ . but I have seen that many...
Hello Nordic Support Team
I need desperate help to get my proof of concept working. I have been able to prove that the applicational concepts work on the nRF52840 and now...
I'm trying to create an application on the nRF52840 that can read serial input from an external GPS chip and also provide log output via USB. As I understand it, the UART...
I want to read access address of a connection between master and slave in master.
I need access address and not the MAC address after connection establishment.
Is there...
Hello, when developing our application, we run into a problem. We are running Zephyr 2.4.0 on nRF52840 MCU. We use LSM303AGR sensor, which is supported by zephyr LIS2DH driver...
Hi,All:
1. As the topic, now i just make bootloader,How do i perform a app entrance? and how to staging, combing.........in the picture as below. Or,on the other hand,how...
Dear,
I am trying to manually toggle GPIO0_2 by writing into the GPIO register, 0x50842504[bit 2]. The output of GPIO0_2 was always static in either high or low.
If...
We use the Nordic library for mesh with Gatt proxy service to our mobile device. We've noticed that unsegmented messages are only serviced and sent every 250ms through the...
Hi, I have made a super hex file and getting the following issue. I have already made a super hex file successfully already but this time getting this error. Does any solution...
