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'm using the NRF52840 SDK version V15. My program uses:
1. softdevice (BLE communication)
2. SPI uses using SPIM interface in nonblocking mode.
3. Timer event...
I am trying use DFU example with Mesh sdk 1.0.1, however following the start DFU guide, i have some question, if i have two DK52 one of them must be programmed with the original...
Hello,
I want to use privacy (BLE_GAP_ADDR_TYPE_RANDOM_PRIVATE_RESOLVABLE) if the connected device support this feature. As far as i know it's not possible at application...
Hello,
My problem is that i have seen a reduction in throughput with android oreo in a huawei p10. Before the update i was able to send two notification per connection interval...
I use PCA10040 development board. COM port suddenly stopped working. The issue is visible also in Device Manager:
Google suggests that this issue is caused by Windows...
Hi
We have project where we want to use a nrf52 in an remote keypad for control various devices.
For investigating the capabilities I have tested the ble_uart and ble_blinky...
Hi,
I've been working on a project where I need to send data from UART over mesh, I managed to create custom model for sending string data over mesh, I did merge UART example...
Hello. I have SMARTMP3 Board and NRF52832. The vs1053 works fine on the arduino. But it doesn't work on the nrf52832. I use these connections: #define SCK_PIN 3 #define MOSI_PIN...
The NRF52840 appears to only come in a dual row QFN package and in the reference material, the only way to break out the second row is with an in-pad via or a very small trace...
Hi I am trying to use a different base UUID template than 0 x ABCDxxxx-1212-EFDE-1523-785FEABCD123.
For my services I would like to use 0 x xxxxABCD-1212-EFDE-1523-785FEABCD123...
From what I understand the clock source for the example ble_app_uart is the 32 KHz external crystal. Please, see the screenshot of the CMSIS configurator:
How do I set...
Hi all!
I use the ACM_CDC USB class to transfer a batch of data (150MB) from the MCU (nrf52840) to the host. Currently, the system reaches up to 100KB/s upload speed, although...
Hi @ll, I have the following problem: There are three unprovisioned devices with UUIDs containing a 0x0A byte but the scanner within the pyaci script shows 0x00 instead. Device...
