Explain Control word of 8254 Timer. Write control word for Counter 0, Mode-2, R/W LSB, BCD Counter.

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written 5.5 years ago by

meghalikalyankar • 2.2k

• modified 4.6 years ago

microprocessors and peripherals

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written 5.5 years ago by

meghalikalyankar • 2.2k

Control Word Register of 8254: | SC1 | SC0 | RW1 | RW0 | M2 | M1 | M0 | BCD | |-----------|-----------|-----------|-----------|----------|----------|----------|-----------|

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Control Word for Counter 0, Mode-2, R/W LSB, BCD Counter: | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | |:-------:|:-------:|:-------:|:-------:|:-------:|:-------:|:-------:|:-------:|

CWR : 15H

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