Rabbit 2000 - 7.2 Rabbit Oscillators and Clocks

74 Rabbit 2000/3000 Microprocessor
Description
Loads the low order byte of the word register zz (any of the word registers AF, BC, DE, or HL) with the data
at the memory address in the Stack Pointer, SP, then loads the high order byte of zz withthedataatthemem-
ory address immediately following the one held in SP. SP is then incremented twice.
POP zz
Opcode Instruction Clocks Operation
——
F1
C1
D1
E1
POP zz
POP AF
POP BC
POP DE
POP HL
7 (2,1,2,2)
7 (2,1,2,2)
7 (2,1,2,2)
7 (2,1,2,2)
7 (2,1,2,2)
zz
(low)
= (SP); zz
(high)
= (SP + 1);
SP = SP + 2
F = (SP); A = (SP + 1); SP = SP + 2
C = (SP); B = (SP + 1); SP = SP + 2
E = (SP); D = (SP + 1); SP = SP + 2
L = (SP); H = (SP + 1); SP = SP + 2
Flags ALTD I/O
S Z L/V C F R SP S D
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