Introduction to Microservice Architecture Using SpringBoot - Part 1

 Write an assembly language program to design a MOD-10 UP counter to count from 0 to 9 with a one-second delay between each count. At the count of 9, the counter should reset itself to 0 and repeat the sequence continuously. Display each count at the Output Port 02H.

 # ORG 8000H  
 START:  
 MVI B,00  
 MOV A,B  
 DSPLY: OUT 20  
 CALL DELAY  
 INR B  
 MOV A,B  
 CPI 0A  
 JNZ DSPLY  
 JMP START  
 DELAY:  
 LXI H,3641H  
 NEXT: DCX H  
 MOV A,L  
 ORA H  
 JNZ NEXT  
 RET