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What is Pack Unpacked BCD in 8085 Program about?

The document describes a program to pack two unpacked binary coded decimal (BCD) numbers stored in memory locations 4200H and 4201H into a single packed BCD number stored in memory location 4300H. It provides sample input values of 04 stored in 4200H and 09 stored in 4201H, which would pack to 94 stored in 4300H. The program logic loads the digits, adjusts the position of the second digit, clears the least significant digit, stores the partial result, adds the lower digit, and stores the final result.

Author

sd_das99464

Language

EN