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...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi,
I want to develop central code to discover vender specific service using pc-ble-driver-py.
The service_discovery function defined in ble_adapter.py can discover the...
Hello -
We are developing on a nRF52840 device, SDK v17.0.2 and FreeRTOS. Following the flow in the provided by the vPortSuppressTicksAndSleep() function, we've implemented...
Hello,
We recently received the new Power Profiler kit II, and are having some trouble with the 'Ampere Meter' mode. With an external source connected and DUT power enabled...
SDK 15.2
SES
nrf52832
Hello!
I´m trying to store an array in the memory. When the devices starts advertising or it is connected the code loops in wait_for_flash_ready...
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...
