Guessing Game

Game flow

• App generates a random number between 1 and 100
• User submits guesses via a remote control
• System provides feedback on whether the guess is higher or lower than the target
• "Victory" title is displayed once the correct number is found
• User presses "restart" button to start new game

Guessing Game implementation using

• Rust
• Embassy
• STM32L476RG
• LCD with I2C adapter
• "Car mp3" remote control
• IR receiver

Before run:

$ rustup target add thumbv7em-none-eabihf

IR connection

IR pin	STM32 pin
Output	PA0 (A0)
VCC	+3V3
GND	GND

LCD connection

LCD pin	STM32 pin
SDA	SDA/D14/PB9
SCL	SCL/D15/PB8
VCC	+3V3
GND	GND

STM32 pin reference

Screenshot are taken from here.

Car mp3 remote control

Run program

• Connect microcontroller to PC and run cargo run
• Use "Car mp3" remote controller to interact with application by pressing 0-9 buttons, use >>| button to submit answer and |<< button to erase last digit, >|| to restart the game.

Demo

Watch demo video on Youtube

Cherry-picked from https://github.com/a113ssa/stm32-setup/tree/main/guessing_game and improved here