9.) A 8255 PPIO circuit is connected to system bus of the 8085 microprocessor. The base address of this circuit is 68H. The CPU executes the program see below. What is output combination of the PC port, when the CPU reaches the HLT instruction? PPIO_PA EQU 68H PPIO_PB EQU 69H PPIO PC EQU PPIO_CONT 6AH EQU FULL 1 6BH EQU MODE_COMM FFH EQU COMMI 80H EQU COMM2 04H COMM3 EQU 08H EQU ; ОАН ;PPIO INITIALIZATION NAME A, MODE COMM PPIO_CONT A, FULL 1 PPIO INIT: PPIO PC A, COMMI PPIO_CONT LATER MOD_POPORT: A, COMM2 PPIO CONT A, COMM3 PPIO_CONT HLT Binary output combination of PC port: Hexadecimal output combination of PC port: MVI OUT MVI OUT MVI OUT MVI OUT MVI OUT

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