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Computer Programming - Parallel and Serial Interfacing

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a) The ASCII 7-bit code for 'W' is 1010111. Give it as 8-bit even-parity code, the parity bit being the least significant.
b) Describe the role of the Line Control register of the PC16550D UART in controlling character length and parity.
c) A PC16550D UART has a clock running at 18.432 MHz and its baud rate is set to 2000. Determine the HEX contents of its DLM and DLL registers.

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Solution Summary

The solution gives detailed steps on finding 8-bit even-parity code and DLM and DLL registers if all other information are given.

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a) The ASCII 7-bit code for 'W' is 1010111. Give it as 8-bit even-parity code, the parity bit being the least significant.
Answer: to make as 8-bit even-parity code, just add "0" in front of. So 8-bit even-parity code for 'W' is 01010111.

b) Describe the role of the ...

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