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...
I need help configuring TIMER + DMA + PWM ( nrf52 ).
I would like to set the value of PWM with an interval of 100 ms and PWM configured to frequency of 20-40kHz.
Optinal...
I am using HRM demo application on nRF52840 DK with Samsung Tab-A. The nRF Connect App is running on the tablet. We are seeing that the dev kit gets disconnected soon after...
Hi,
The Bluetooth Developer Studio plugin fails to generate proper CP profile.
We use the last BDS version (1.1.3139) and the last version on the plugin (1.3)
Here...
Hi,
We are using nRF51822 Gazell protocol. We found that when host dbm is getting down to -61 or -62 dbm, the communication will lost. We had set it to +4db and use 250kb...
I have a question about how to build RSC (Running Speed & Cadence Service) ? especially using mbed compiler because I just found CSC (Cycling Speed & Cadence Service). like...
I am trying to add peer manager to multilink_central example on SDK14.1.0 based on the ble_app_hrs_c example. The code is running on nRF52832 and softdevice S132 5.0.
It...
hi,
I need combine to SAADC with BLE interface. The following is the code I have written. However, I'm unable to transmit information via bluetooth. Can anyone help me with...
Hi,
I have found this link devzone.nordicsemi.com/.../ . It seems you need to change SDK or softDevice to make it work with FreeRTOS. Could you please share more information...
Connecting to J-Link via USB...FAILED: Can not connect to J-Link via USB. I am using the BLE Sniffer 1.0 and when I star the Sniffer I get the error code that my software...
Hey guys,
I'm trying to make the FDS work with BLE and the scheduler.
But something doesn't right when I use the Softdevice and scheduler with the FDS.
Must I register...
Dear all,
I have nRF51 DK and I use mbed CLI to build my application that is simple mbed-os-example-blinky.
Also I have SDK11.0.0 and I built the ble dfu bootloader (...
Hi there
I did an upgrade of the bootloader from SDK 12.2 to SDK 14.2. I am using the nrf52832 chip. It is basically the same as the secure BLE DFU example from the SDK...
Hi everybody,
I was looking for a better way to update a data, like a 32-bit-word, without the need to erase the entire page. Part of this question is already been asked...
