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MICROPROCESSOR INSTRUCTION REFERENCE->PUSH

PUSH rp  Write to stack from register pair decrementing stack pointer           

(SP) <- rp


Flags
    

S	Not affected
Z	Not affected
AC	Not affected
P	Not affected
C	Not affected

No of bytes	Cycles
	8085	8080A
1	11	11

rp may be one of:

B   representing B,E
D   representing D,E
H   representing H,L
PSW representing A,Status flags