This evaluation for EC 334 Microcontroller Lab assesses knowledge on 8051 microcontroller architecture, covering data bus width, address lines, addressing modes, memory organization, and practical programming tasks. It is crucial for students in electronics engineering to understand and apply these concepts effectively.
8 bit
16 bits
24 bits
3o bits
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4
5
6
7
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Direct addressing mode
Register indirect addressing mode
Immediate addressing mode
Indexed addressing mode
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00-15H
00 - 1FH
20 - 2FH
30-7FH
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Copies the content of memmory location 4500H to 4501H
Copies the content of memmory location 4500H to 4600H
Copies the content of memmory location 4501H to 4500H
Copies the content of memmory location 4600H to 4500H
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20H
EFH
F0H
E0H
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16KB
32KB
64KB
128KB
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Programmable timer
USART
Keyboard/display interface
Programmable peripheral interface
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1
2
3
4
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00 -7FH
1F-7FH
80 - FFH
8F - FFH
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Compare the lower nibble of A with that of B
Complement Accumulator
Compare the lower nibble of A with upper nibble of A
None of These
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06H
08H
07H
10H
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4
5
6
7
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EXTERNAL INT0(IE0)
TIMER 0
EXTERNAL INT1(IE1)
TIMER 1
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40 pins and 5V
20 Pins and 8V
40 Pins and 8V
20 Pins and 5V
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No. of 1s in Accumulator is odd
No. of 1s in Accumulator is even
No. of 0s in Accumulator is odd
No. of 0s in Accumulator is even
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4
8
12
16
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PCON
DPTR
PSW
TCON
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Direct addressing mode
Indirect Addressing mode
Register indirect addressing mode
Immediate Addressing Mode
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8255
8259
8279
8251
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8 bit
16 bits
24 bits
3o bits
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8 bit
16 bits
24 bits
3o bits
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