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,
nRF51822 use ESB to communicate with LE1,they both use ACK and retransmit.
In the beginning, 51822 works at RX and it can receive data from LE1;Secondly, 51822 turns...
There is " error: expected identifier or '(' " found on line-8 of header C:\Keil_v5\ARM\Device\Nordic\nrf51822\Include\nrf_delay.h. What's wrong with it?
How do I know...
I found many relative topics about improving throughput for ble link on this website. And this one How do I calculate throughput for a BLE link? told me how can I calculate...
Hi!
Whether there are any special requirements for SPI chip NRF24LE1 labeled NRF B 24LE1D ?
My programmer (mPro) do not work with this chip SPI.
rergards,
Andrii...
Hi all,
I am new to the EE/hardware world. Coming from the CS side, I am trying to grasp little bit of knowledge every day.
I looked at the reference designs and am...
Hello,
i have just a short, easy question, but i couldn't find the answer in the datasheets.
Normally the ports on the 6310 board can deliver ~3.3V. Is it possible to...
Hi,
I cannot find "Master Control Panel" for MacOS, can I test with iOS or MacOS itself? None of them seems to able to discover my PCA10001 running S110+nAN36 LED.
Thank...
Dears :
we will use WLCSP package. And, we want to know more information about it as below:
1.Marking side is strong enough right?
2. We only need to take care of side...
Hi,
I am new to ble stuff. I want to write a hex value (0403FEA27469) to a characteristic on the heartrate device.
Following is what I have done so far.
Can anyone...
I am trying to send some data between devices using the micro esb library while still running the BLE peripheral stack. My code is based on the sample nr51-micro-esb. Are...
I was using TIMER1 PPI and GPIOTE to setup a PWM signal on a GPIO line. This PWM will start and stop after 1 seconds. I used led.c to based my code. I was starting the Timer1...