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COP820 Datasheet(PDF) 26 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # COP820
Description  8-Bit CMOS ROM Based Microcontrollers with 1k or 2k Memory, Comparator and Brown Out Detector
PDF  35 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

COP820 Datasheet(HTML) 26 Page - National Semiconductor (TI)

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Instruction Set (Continued)
INSTRUCTION SET (Continued)
JMP
Jump absolute
PC11..0 ← i (i = 12 bits)
JP
Jump relative short
PC ← PC+r(ris−31 to +32, not 1)
JSRL
Jump subroutine long
[SP] ← PL,[SP-1] ← PU,SP-2,PC ← ii
JSR
Jump subroutine
[SP] ← PL,[SP-1] ← PU,SP-2,PC11.. 0 ← i
JID
Jump indirect
PL ← ROM(PU,A)
RET
Return from subroutine
SP+2,PL ← [SP],PU ← [SP-1]
RETSK
Return and Skip
SP+2,PL ← [SP],PU ← [SP-1],Skip next instruction
RETI
Return from Interrupt
SP+2,PL ← [SP],PU ← [SP-1],GIE ← 1
INTR
Generate an interrupt
[SP] ← PL,[SP−1] ← PU,SP-2,PC ← 0FF
NOP
No operation
PC ← PC+1
www.national.com
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