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...
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 Sir/Mdm, I want to use 1.54 inch e-paper module from waveshare with nRF52840 dongle with Zephyr RTOS. I have read the documentation from Zephyr about the display and noticed...
Hi,
We use the nRF52840 and have now run out of space using debug mode compilation (using CMake from bash).
When we compile in release mode, we get 50% full flash, so...
Hi,
I am using nrf52832 and mesh sdk 3.1.0 with nrf5 sdk 15.2.
We use dual bank approach for our firmware update with the normal nrf5 sdks ble bootloader. But now our...
Hi.
I have been trying to implement my own Model into the Light Switch Example (Mesh SDK 4.2, SD s140 7.0.1, Hardware: nrf52840 DK), according to this Thread:
Adding Simple...
I'm implementing the WS2812 driver on custom hardware and have some confusion around the hardware tuning parameters for the SPI implementation. The description of the device...
Hi everybody,
We ran into a Zephyr configuration issue which is related to Zigbee and Zephyr's networking stack. In our setup we would like to use Zephyr's modem library...
Hi,
I have nRF52840 DK, for nRF52 series devices. I switched from nRF52 SDK to nRFConnect SDK.
I reviewed
http://developer.nordicsemi.com/nRF_Connect_SDK/doc/latest...
Hello,
I am running ble_app_beacon demo from nRF5 SDK 17.0.2 on nRF52 DK and would like to decrease power consumption as much as possible. From this post , I have seen that...
In the official development board directly burn SDK routines, input the command to write data in the serial port, if you continue to input, for example: interval 1s to write...
Hello everyone:
We use NRF52840 to test the transmission function of mesh and verify the minimum publish(client)-->prescribe(server) time;
The following is the publish...
Hi,
I have nRF52840 -DK boards.
I was using nRF SDK (SoftDevice ) to program nRF52 devices. Now I am switching to nRFConnect SDK. nRFConnect SDK is new to me. A few questions...
hi，
My application MTU exchange is 23 bytes，I send data using Notification or indication to sent 105 bytes date，I subcontracted the data into 20 bytes ot sent，How do I make...
How do I do memory debugging in the nrf52840 in the runtime, or trace the RAM in run time, also how do I do the profiling of the memory in the run time. How do I find out...
