EM78862C View Datasheet(PDF) - ELAN Microelectronics
Part Name
Description
MFG CO.
'EM78862C' PDF : 42 Pages View PDF
EM78862C
8-Bit RISC Type Microprocessor
BINARY
INSTRUCTION
0 0000 0000 0000
0 0000 0000 0001
0 0000 0000 0010
0 0000 0000 0011
0 0000 0000 0100
0 0000 0000 rrrr
0 0000 0001 0000
0 0000 0001 0001
0 0000 0001 0010
0 0000 0001 0011
0 0000 0001 0100
0 0000 0001 rrrr
0 0000 0010 0000
0 0000 01rr rrrr
0 0000 1000 0000
0 0000 11rr rrrr
0 0001 00rr rrrr
0 0001 01rr rrrr
0 0001 10rr rrrr
0 0001 11rr rrrr
0 0010 00rr rrrr
0 0010 01rr rrrr
0 0010 10rr rrrr
0 0010 11rr rrrr
0 0011 00rr rrrr
0 0011 01rr rrrr
0 0011 10rr rrrr
0 0011 11rr rrrr
0 0100 00rr rrrr
0 0100 01rr rrrr
0 0100 10rr rrrr
0 0100 11rr rrrr
0 0101 00rr rrrr
0 0101 01rr rrrr
0 0101 10rr rrrr
0 0101 11rr rrrr
0 0110 00rr rrrr
HEX
0000
0001
0002
0003
0004
000r
0010
0011
0012
0013
0014
001r
0020
00rr
0080
00rr
01rr
01rr
01rr
01rr
02rr
02rr
02rr
02rr
03rr
03rr
03rr
03rr
04rr
04rr
04rr
04rr
05rr
05rr
05rr
05rr
06rr
MNEMONIC
NOP
DAA
CONTW
SLEP
WDTC
IOW R
ENI
DISI
RET
RETI
CONTR
IOR R
TBL
MOV R,A
CLRA
CLR R
SUB A,R
SUB R,A
DECA R
DEC R
OR A,R
OR R,A
AND A,R
AND R,A
XOR A,R
XOR R,A
ADD A,R
ADD R,A
MOV A,R
MOV R,R
COMA R
COM R
INCA R
INC R
DJZA R
DJZ R
RRCA R
OPERATION
No Operation
Decimal Adjust A
A → CONT
0 → WDT, Stop oscillator
0 → WDT
A → IOCR
Enable Interrupt
Disable Interrupt
[Top of Stack] → PC
[Top of Stack] → PC,
Enable Interrupt
CONT → A
IOCR → A
R2+1 → R2 , R2+A → R2
Bits 8~9 of R2 unchanged
A→R
0→A
0→R
R-A → A
R-A → R
R-1 → A
R-1 → R
A∨R→A
A∨R→R
A&R→A
A&R→R
A⊕R→A
A⊕R→R
A+R→A
A+R→R
R→A
R→R2
/R → A
/R ( R
R+1 ( A
R+1 ( R
R-1 ( A, skip if zero
R-1 ( R, skip if zero
R(n) ( A(n-1),
R(0) ( C, C ( A(7)
STATUS
AFFECTED
None
C
None
T, P
T, P
None 1
None
None
None
None
None
None 1
Z, C, DC
None
Z
Z
Z, C, DC
Z, C, DC
Z
Z
Z
Z
Z
Z
Z
Z
Z, C, DC
Z, C, DC
Z
Z
Z
Z
Z
Z
None
None
C
28 •
Product Specification (V2.1) 07.13.2005
(This specification is subject to change without further notice)
Share Link: 
