Hi guys,
In the iot sdk in mqtt.h there are typdefs for "mqtt_topic_t " and "mqtt_subscription_list_t".
I'm trying to set several topics (5) and subscribe to them.
...
Hi,
I am using nrf5832 that is running a coap server example.
I have modified it a little so it reads sensor data via i2c and returns the data using the coap callback. ...
Hi,
I would like to receive some suggestion about finding a CHEAP smartwatch / wristband already available that has these minimal features: BLE (with SDK / GATT profiles...
Compiled with Keil4 software compilation and C of the mixed program, the error is:Branch offset 0x00000228 out of range of 16-bit Thumb branch, but offset encodable in 32...
Hi,
I am currently working on a prototype with Silicon Labs Thunderboard sense. I am looking for a replacement product that has NRF BLE module. All I need is a BLE module...
I would like to hide BLE advertising from normal BLE devices.
And only be able to see such advertising with dedicated scanner.
I was thinking of changing access address...
Im making a project were i have two robots each one with a device connected with a mobile phone. But at same time i want that, when they are near each other they exchange...
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...