Motorola CMOS Logic Manual page 259

X1
RST
IEN
REGISTER
OEN
REGISTER
RR
4–BIT
INSTRUCTION
FLAG 0
FLAG F
X1
4–BIT
INSTRUCTION
SKZ
RST
RR
JMP FLAG
RTN FLAG
SKP F/F
INTERNAL
* Instructions Ignored.
MOTOROLA CMOS LOGIC DATA
TIMING WAVEFORMS
Instructions NOPO, NOPF
Instructions RR, IEN, OEN remain unaffected
t W(R) t PHL
(RESET TO XI)
t PHL (RESET TO RR)
NOP0
t PLH t PHL
(DATA TO FLAG)
Instructions SKZ, JMP, RTN
Instructions RR, IEN, OEN remain unaffected
t W(cl)
* JMP
NOPF NOPO
RTN *
(RESET TO JUMP)
JMP
t PHL
MC14500B
6–221