(b) A vending machine dispenses a package of gum after a customer inserts coins worth 20 cents into the machine. Two types of coins are acceptable: 5 cents and 10 cents. The machine has a single coin slot (only one type of coin can be inserted at a time). The vending machine returns 5 cents if a 10-cent coin is STM inserted when the machine has already received 15 cents. The machine has these signals: Input signals Output Signals Release a gum after 20 cents have been R 5-cent coin inserted deposited 10-cent coin inserted C Release 5-cent change (Mealy output) Sketch the state diagram that represents the control behavior of the machine.
(b) A vending machine dispenses a package of gum after a customer inserts coins worth 20 cents into the machine. Two types of coins are acceptable: 5 cents and 10 cents. The machine has a single coin slot (only one type of coin can be inserted at a time). The vending machine returns 5 cents if a 10-cent coin is STM inserted when the machine has already received 15 cents. The machine has these signals: Input signals Output Signals Release a gum after 20 cents have been R 5-cent coin inserted deposited 10-cent coin inserted C Release 5-cent change (Mealy output) Sketch the state diagram that represents the control behavior of the machine.
Programming Logic & Design Comprehensive
9th Edition
ISBN:9781337669405
Author:FARRELL
Publisher:FARRELL
Chapter5: Looping
Section: Chapter Questions
Problem 3GZ
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