DSC Alarm interface to SmartThings. Able to arm/disarm, monitor zone status and trigger the panic alarm. The IT-100 interface is connected to the communication and power lines of the DSC alarm panel ...

Note: This program will configure pins 2-7 as pull up inputs and pins 8-13 as outputs with initial values of LOW. This can be modified if you would like a different distribution of inputs and outputs.

Modern MCU boards offer a lot of performance and a high level of programming convenience. The over-the-air (OTA) feature is particularly interesting. However, transmitting serial data wirelessly ...

Today, GSM networks are widely-used, whether for making calls or sending SMSes. But some places need urgent messages like in colleges, railway stations, events, share market and so on, and this ...

LILYGO T-Connect Pro is a DIN rail-mountable, ESP32-S3-based industrial IoT controller with Ethernet, WiFi 4, Bluetooth 5.0 LE, and LoRa connectivity, as well as CAN Bus, RS232, and RS485 interfaces.

We propose to make a little calculator realising the four basic arithmetical operations using one Arduino and a Nextion touch display. This calculator uses the Reverse Polish Notation, which may ...