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,
How to send large amount of data, using multiple characteristics? Assume that my data size 800 bytes and characteristics with notify property. I did splitting the data...
Hello,
I am looking for a way to send more than 20 bytes by using 'sd_ble_gatts_hvx' function.
I want to get the maximum debit that is in theory 6x20 bytes
Do I just...
Hello everyone,
I am doing a project in which a nRF58122 is getting data of an accelerometer and an ADC. Those can be set a really high frequencies. The problem is, when...
Hi all,
I'm working with the Nordic nRF51422 DK that has the nRF51422 chip with 32 KB of RAM.
My application works great on it using the SoftDevice S130 as BLE stack....
Hello!
I have been experiencing some trouble with the PStorage API. I have browsed every example and similar question I can find and none seem to match the continuing issues...
Now, we are checking nRF51822 ADC sample program in SDK.
When P0.1 input is lower than 0.7V, outputs is 0.
We are wondering if the performance is correct.
Could you...
I've been going back and forth with my manager, and I need source to show whether I'm right or wrong about a specific possible functionality of the nRF51.
I was wondering...
Hi, I have a Nordic nRF52 Development Kit. The ADC examples work, the LED examples work, and the NFC examples work. However, none of the Bluetooth examples work. The LEDs...
My DevKit arrived today. Very nice.
Plugged it into my mac, immediately recognized as USB device. Flashing LED, mounted as storage device, etc.
Tried to enter Bootloader...
Hello. I am literally looking at the set_hrm_cccd function in Python used to write data. This is for the S130 heart rate collector example. I understand the sd.ble_gattc_write...
Totally new to Python but managed to get things like pyserial setup and I've been able run the ble sniffer. However that is as far as my Python knowledge extends, so I need...
