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...
Hello,
I do my first project with nrf52.
I have great working app under the SES enviroment. App is downloaded to hardware under the Segger Studio and it works ok. And...
Greetings,
I am trying to create a bootloader project in VisualGDB (our IDE of choice) and GCC based off of the secure_bootloader/pca10056_s150_ble example. I was able to...
Hello,
we want to use RTC2 (RTC0 is used by SoftDevice, RTC1 by FreeRTOS) to keep track of time. I set NRFX_RTC2_ENABLED and NRFX_RTC_ENABLED in app_config.h. Code used...
I'm having an rather cryptic problem where around 0.01% bytes are simply not transmitted via UART for some reason. This error happens independently from the chosen baudrate...
Hi,
I have just started learning the ble mesh basics.I have started to build code using segger ide. I have to learn the mesh examples code in a detailed way for my upcoming...
Hi,
How do I configure Zephyr to turn off TWI and GPIO while in sleep mode? Once I enable those, idle power consumption doubles. I tried using device_pm_enable() on initialization...
Are there definitive specifications on the minimum pulse duration necessary to trigger GPIO DETECT events and PORT events? I have a sensor that fires a logic-low interrupt...
I would like space in flash that can be written to during production and then never changes or is overwritten. I have explored adding a section in the linker.
Are these...
Hi there...
I am using :
Device :Custom board using nrf52840 (fanstel module BT840)
SDK : nRF5_SDK_17.0.2
SoftDevice : S140 7.2.0
In order to add DFU capability...
Hello,
Any updates on the modem firmware v1.1.3 and v1.3.0 certification status for Verizon? I was told v1.1.3 was supposed to be around Q4 and v1.3.0 was supposed to...
The actual title is too long, the problem is this.
The documentation for s110 says:
Commands to write a buffer to flash
If the SoftDevice is enabled: This call initiates...
Hi All,
I am developing a Zigbee based light controlling product using nrf52840 and nRF5_SDK_for_Thread_and_Zigbee_v3.0.0_d310e71 SDK.
All functionality and features developed...
Hi,
I run the radio test with our PCBA with SDK17.0.2, but when I want to send "start_tx_modulated_carrier 100", there's no callback response "<info> app: The modulated...
Hi.
I am looking to implement a nRF52840 chip in my 5v battery operated door lock.
Sorry if this is asked before or should be clear from documentation, but I am not...
