VTech Alphabert s Magic Readport User Manual download pdf (Page 37)

BM Dept., Govt. Engg. College, Gandhinagar Page 37

B. Modify program to read status of the switches connected to the port pins P3.2 and P3.3. If

switch SW1 is pressed display “DEVICE ON” and make relay ON. If switch SW2 is

pressed display “DEVICE OFF” and make relay OFF. Execute in your hardware.

Memory

Location

HEX

code

Label Opcode Operands Comments

1 2 ... 32 33 34 35 36 37 38 39 40 41 42 ... 79 80

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VTech Alphabert s Magic Readport User Manual Page 37