Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
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...
Hi,
In my current project I have two type of boards. Some have the external 32kHz crystal mounted and some not.
I am trying to detect the presence of the external crystal...
I am looking at using SRP in our application and I am looking through "nrfxlib/crypto/nrf_cc310_mbedcrypto/include/mbedtls_extra/mbedtls_cc_srp.h".
There is a parameter...
Hi. I think I did a huge error by uploading the soft device S140 after erasing all.
Which lead to the device being locked. I tried to use J-link GDB Server still the issue...
Hello! I have a question about the work of nRF52 with memory, why does it work so crookedly? The first situation. We have a static void nus_data_handler (ble_nus_evt_t * p_evt...
I'm facing an issue with the build failing when using the gcc-arm-none-eabi-9-2019-q4-major toolchain on Windows 10. I saw a similar post here, github.com/.../22060 , but...
Hi,
I am struggling to get my WS2812 LEDs to work with my current setup. I am aware that I need logic level shifters, but Im still not sure if my hardware or software is...
Hello,
In our project, we have a BMD-300 module, which contains a nRF52832 chip, and a nRF52840DK. The BMD-300 module is used as peripheral and the nRF52840DK is used as...
Hi!
I would like to send and receive IEEE 802.15.4 compliant packages in a very simple way (no ACK, no routing, just raw data transmitted). For the simplicity of the task...
Hi,
i am using sdk 16 , nrf52832 .Merged with two sensors , i am storing it all in an array
example
uint16_t array[7];
array[0]=67; array[1]=90; array[2]={90}; .so...
On a device that is pretty sensitive to lag (with a display and HW drivers), I observe sometimes some lags of about 100 ms.
I tried to disable some part of code to see what...
Hi,
1.I have a long-rage ( Coded PHy ) connection between a Master and a Peripheral. Master is 52840 , Peripheral is 52833 ( on battery )
We have notice that setting longer...
I want to use nrf52833 as the keyboard and nrf52820 as the dongle.Refer to the example of ncs1.3.2\nrf\applications\nrf_desktop, I want to add the LLPM of nrf52820.
But...
