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,
Tried enabling POF on while using S140 with the following code:
The board VDD and VDDH are configured to be 3.3V and in the lab, were dropping the voltage to...
getting error in running bootloader
Output/secure_bootloader_ble_s112_pca10040e Release/Obj/nrf_dfu_validation.o: in function `nrf_dfu_validation_init':
I have designed a custom board with the nRF52840 following the examples from the dev kit, dongle, and datasheet (circuit config 5). The board is similar to the dongle but...
I understand that the BLE-stack takes the highest processing priority on the nRF52 (nRF52840 in my case). So data read on one of the GPIO pins of the nRF52 may be "lost" if...
Hi guys , i'm using nRF mesh library nRFMeshProvision 2.2.3. I'm trying to connect to multiple mesh nodes and send message to all of them. In provided class NetworkConnection...
Hi all,
I am interfacing with an MCP25625 device using SPIM3 on the nRF9160 and I am receiving no response on the MISO line. I have verified the correct functionality of...
Sorry i post on 2 thread. I don't know how to delete this post.
So i modify and add the main link:
devzone.nordicsemi.com/.../total-discuss-tx-power-change-on-nrf52811...
I would like to understand the timeout values for wait for acknowledge on ESB protocol
Example, from the source code:
#define RX_WAIT_FOR_ACK_TIMEOUT_US_1MBPS (73) /*...
Hi,
I'm a firmware eng with an ancient history of h/w design.
We are in production with the nrf52840 but still do new designs.
This question is in reference to the 52840...
Hi, We were trying with a new n/w carrier in Canada ( Maxim ). nrf9160 is able to connect to the network, but it is not able to resolve our server URL ipv4 address. Below...
Hi,
I am testing RX mode.
And the module is sure to enable M1 (%XSYSTEMMODE: 1,0,0,0)
I use the following command, but return error.
AT%XRFTEST=1,1,2,19500,17,1,0...
Hello,
I´m writing my thesis and using the Online Power Profiler to get a estimation about current consumption in NB-IoT cases.
I would like to use the diagram from the...
Hi, I have developed zigbee stack.
I tested to connect the door lock example of Thread and Zigbee SDK 3.2.0 with ZC of SDK 4.2.0.
I checked connection with these.
So...
Hi,
We are going to use NRF52832 for a project, and planning to design our own PCB card and assemble the NRF52832 chips, purchased through Digikey or a similar distributor...
Hi everyone,
I have designed a project based on the Radio test example, in the Nordic SDK. After programming all my code on the NRF52833 DK (PCA10100), i decided to design...
