SN8P275X Series
8-bit micro-controller build-in 12-bit ADC
SONiX TECHNOLOGY CO., LTD
Page 144
Version 0.7
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INSTRUCTION TABLE
Field Mnemonic
Description
C
DC
Z
Cycle
MOV A,M
A
←
M
- -
√
1
M
MOV
M,A M
←
A
- -
-
1
O
B0MOV A,M A
←
M (bank 0)
- -
√
1
V
B0MOV M,A M (bank 0)
←
A
- -
-
1
E
MOV A,I A
←
I
- -
-
1
B0MOV M,I M
←
I, “M” only supports 0x80~0x87 registers (e.g. PFLAG,R,Y,Z…)
- -
-
1
XCH A,M
A
←→
M
- -
-
1+N
B0XCH A,M
A
←→
M (bank 0)
- -
-
1+N
MOVC R, A
←
ROM [Y,Z]
- -
-
2
ADC A,M
A
←
A + M + C, if occur carry, then C=1, else C=0
√
√
√
1
A
ADC
M,A M
←
A + M + C, if occur carry, then C=1, else C=0
√
√
√
1+N
R
ADD
A,M A
←
A + M, if occur carry, then C=1, else C=0
√
√
√
1
I
ADD
M,A M
←
A + M, if occur carry, then C=1, else C=0
√
√
√
1+N
T B0ADD M,A M (bank 0)
←
M (bank 0) + A, if occur carry, then C=1, else C=0
√
√
√
1+N
H
ADD
A,I A
←
A + I, if occur carry, then C=1, else C=0
√
√
√
1
M
SBC
A,M A
←
A - M - /C, if occur borrow, then C=0, else C=1
√
√
√
1
E
SBC
M,A M
←
A - M - /C, if occur borrow, then C=0, else C=1
√
√
√
1+N
T
SUB
A,M A
←
A - M, if occur borrow, then C=0, else C=1
√
√
√
1
I
SUB
M,A M
←
A - M, if occur borrow, then C=0, else C=1
√
√
√
1+N
C
SUB
A,I A
←
A - I, if occur borrow, then C=0, else C=1
√
√
√
1
DAA
To adjust ACC’s data format from HEX to DEC.
√
-
-
1
MUL
A,M R, A
←
A * M, The LB of product stored in Acc and HB stored in R register. ZF affected by Acc. - -
√
2
AND A,M
A
←
A and M
- -
√
1
L
AND
M,A M
←
A and M
- -
√
1+N
O
AND
A,I A
←
A and I
- -
√
1
G
OR
A,M A
←
A or M
- -
√
1
I
OR
M,A M
←
A or M
- -
√
1+N
C
OR
A,I A
←
A or I
- -
√
1
XOR A,M
A
←
A xor M
- -
√
1
XOR M,A
M
←
A xor M
- -
√
1+N
XOR A,I A
←
A xor I
- -
√
1
SWAP M A (b3~b0, b7~b4)
←
M(b7~b4, b3~b0)
- -
-
1
P
SWAPM M M(b3~b0, b7~b4)
←
M(b7~b4, b3~b0)
- -
-
1+N
R
RRC
M A
←
RRC M
√
-
-
1
O
RRCM M M
←
RRC M
√
-
-
1+N
C
RLC
M A
←
RLC M
√
-
-
1
E
RLCM M M
←
RLC M
√
-
-
1+N
S
CLR
M M
←
0
- -
-
1
S
BCLR M.b M.b
←
0
- -
-
1+N
BSET M.b M.b
←
1
- -
-
1+N
B0BCLR
M.b M(bank 0).b
←
0
- -
-
1+N
B0BSET
M.b M(bank 0).b
←
1
- -
-
1+N
CMPRS
A,I ZF,C
←
A - I, If A = I, then skip next instruction
√
-
√
1 + S
B
CMPRS A,M ZF,C
←
A – M, If A = M, then skip next instruction
√
-
√
1 + S
R
INCS M A
←
M + 1, If A = 0, then skip next instruction
- -
-
1+
S
A
INCMS M M
←
M + 1, If M = 0, then skip next instruction
- -
-
1+N+S
N
DECS M A
←
M - 1, If A = 0, then skip next instruction
- -
-
1+
S
C
DECMS M M
←
M - 1, If M = 0, then skip next instruction
- -
-
1+N+S
H
BTS0
M.b If M.b = 0, then skip next instruction
-
-
-
1 + S
BTS1
M.b If M.b = 1, then skip next instruction
-
-
-
1 + S
B0BTS0 M.b If M(bank 0).b = 0, then skip next instruction
-
-
-
1 + S
B0BTS1 M.b If M(bank 0).b = 1, then skip next instruction
-
-
-
1 + S
JMP
d
PC15/14
←
RomPages1/0, PC13~PC0
←
d
- -
-
2
CALL
d
Stack
←
PC15~PC0, PC15/14
←
RomPages1/0, PC13~PC0
←
d
- -
-
2
M
RET
PC
←
Stack
- -
-
2
I
RETI
PC
←
Stack, and to enable global interrupt
- -
-
2
S
PUSH
To push ACC and PFLAG (except NT0, NPD bit) into buffers.
-
-
-
1
C
POP
To pop ACC and PFLAG (except NT0, NPD bit) from buffers.
√
√
√
1
NOP No
operation
- -
-
1
Note: 1. “M” is system register or RAM. If “M” is system registers then “N” = 0, otherwise “N” = 1.
2. If branch condition is true then “S = 1”, otherwise “S = 0”.
