To create an ATM simulation deposit machine, you need to consider the following aspects:

User interface design: Design a intuitive and easy -to -use user interface, allowing users to easily operate simulation and save money. This may involve screen display, keys, voice prompts, etc.

Hardware simulation: Simulation ATM's hardware components, including card slots, banknotes, currency grooves, etc. Make sure that these hardware can simulate the operation of real ATM.

Account management: Realize user account management systems, including account creation, balance query, deposit and other functions. You may need a database to store user information.

Deposit treatment: simulate how ATM receives, verification and storage of banknotes. This may involve the simulation of hardware such as banknotes and deposit warehouses.

Transaction records: Record every transaction, including deposit amount, timestamp and other information. This helps account management and provides user history.

Security: Considering the security of simulation, such as user identity verification, transaction encryption, etc.

Error treatment: Implement the appropriate error processing mechanism, and handle the user input errors, hardware failure and other conditions.

Communication simulation: If it involves network communication, simulate how ATM communicates with bank system communication account verification and update.

Simulate the real environment: consider simulating some real environments, such as the physical environment of ATM, the surrounding light, sound, etc. to improve the real sense of simulation.

Test: Perform sufficient testing to ensure that all aspects of the simulation cash machine can work normally. This includes unit testing, integration testing and system testing.

Please note that the ATM system involves financial transactions and user information. Security is a very important consideration. Ensure that appropriate security measures are taken during the design and implementation process to prevent potential risks and attacks.