ST7LITE20F2 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
ST7LITE20F2
STMicroelectronics
'ST7LITE20F2' PDF : 166 Pages View PDF
ST7LITE20F2 ST7LITE25F2 ST7LITE29F2
Instruction set
Table 56. Instruction set overview (continued)
Mnemo
Description
Function/example
MUL
NEG
NOP
OR
Multiply
Negate (2's compl)
No Operation
OR operation
X,A = X * A
neg $10
−
A=A+M
POP
Pop from the Stack
pop reg
pop CC
PUSH
RCF
RET
RIM
RLC
RRC
RSP
SBC
SCF
SIM
SLA
SLL
SRL
SRA
SUB
SWAP
TNZ
TRAP
WFI
XOR
Push onto the Stack
Reset carry flag
Subroutine return
Enable Interrupts
Rotate Left true C
Rotate Right true C
Reset Stack Pointer
Subtract with Carry
Set carry flag
Disable Interrupts
Shift Left Arithmetic
Shift Left Logic
Shift Right Logic
Shift Right Arithmetic
Subtraction
SWAP nibbles
Test for Neg and Zero
S/W TRAP
WAIT for Interrupt
Exclusive OR
push Y
C=0
−
I=0
C <= Dst <= C
C => Dst => C
S = Max allowed
A=A-M-C
C=1
I=1
C <= Dst <= 0
C <= Dst <= 0
0 => Dst => C
Dst7 => Dst => C
A=A-M
Dst[7..4] <=> Dst[3..0]
tnz lbl1
S/W interrupt
−
A = A XOR M
Dst
Src
A, X, Y
reg, M
−
A
X, Y, A
−
−
M
reg
M
CC
M
M
−
−
−
reg, M
reg, M
−
A
−
−
reg, M
reg, M
reg, M
reg, M
A
reg, M
−
−
−
A
reg, CC
−
−
−
−
−
−
M
−
−
−
−
−
−
M
−
−
−
−
M
H I NZC
0−−−0
− −NZC
−−−−−
− −NZ−
−−−−−
H I NZC
−−−−−
−−−−0
−−−−−
−0−−−
− −NZC
− −NZC
−−−−−
− −NZC
−−−−1
−1−−−
− −NZC
− −NZC
− − 0ZC
− −NZC
− −NZC
− −NZ−
− −NZ−
−1−−−
−0−−−
− −NZ−
Doc ID 8349 Rev 5
117/166
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