EVOCE Robot: Developing Prototypes and Teaching Young Learners English Vocabulary

Table 2

Types of PINs and functions on arduino uno R3.

No.	Requirements tested test items	Test results
		Yes	No
Arduino 1	Is EEPROM memory capable of holding commands?	✓
Arduino 1	When the green button is pressed, can the data stored in the EEPROM memory be retrieved?	✓
Arduino 1	When the red button is pressed, is the data in the EEPROM memory deleted?	✓
Arduino 2	Is the ID number detectable by the sensor module?	✓
Arduino 2	Are the speakers capable of playing mp3 audio files?	✓
Left stepper	Does the stepper motor rotate in the predetermined direction?	✓
Right stepper	Does the stepper motor rotate in the predetermined direction?	✓
Move forward and backward	Can the prototype robot go forward and backward?	✓
Turn left and right	Can the prototype robot rotate 90 degrees left or right?	✓