- How to Adjust X and Y Axis Scale in Arduino Serial Plotter (No Extra Software Needed)Posted 3 months ago
- Elettronici Entusiasti: Inspiring Makers at Maker Faire Rome 2024Posted 3 months ago
- makeITcircular 2024 content launched – Part of Maker Faire Rome 2024Posted 5 months ago
- Application For Maker Faire Rome 2024: Deadline June 20thPosted 7 months ago
- Building a 3D Digital Clock with ArduinoPosted 12 months ago
- Creating a controller for Minecraft with realistic body movements using ArduinoPosted 1 year ago
- Snowflake with ArduinoPosted 1 year ago
- Holographic Christmas TreePosted 1 year ago
- Segstick: Build Your Own Self-Balancing Vehicle in Just 2 Days with ArduinoPosted 1 year ago
- ZSWatch: An Open-Source Smartwatch Project Based on the Zephyr Operating SystemPosted 1 year ago
-
GSM Remote Control – 2 IN and 2 OUT DTMF
Part 1 – IntroductionExcellent to remotely control via GSM the activation of engines, lightening or watering systems and alarm systems. It sends commands through SMS as well as with DTMF dual tones and allows you to check if they were...
- Posted 14 years ago
-
GSM Remote Control – 2 IN and 2 OUT DTMF
Part 2 – SchematicLet’s now look into the schematic diagram; in it you can note the usual Microchip microcontroller governing the GSM/GPRS module activity, controlling the logical condition of the two opto-isolated inputs and managing the two relays. Moreover, the...
- Posted 14 years ago
-
GSM Remote Control – 2 IN and 2 OUT DTMF
Part 3 – AssemblyOn the construction perspective, the remote control does not present many difficulties, just the obvious ones that appear when working with circuits requiring superficial assembly components. As usual, there is a PCB with double plating where...
- Posted 14 years ago
-
GSM Remote Control – 2 IN and 2 OUT DTMF
Part 4 – SMS CommandThe set of commands of this remote is divided into two categories: the SMS ones and the DTMF tones. The former are simply summarized in the corresponding table, since they are the same as the ones described...
- Posted 14 years ago