AT90S1200-12YC Atmel, AT90S1200-12YC Datasheet - Page 63

• Manufacturer Part Number: AT90S1200-12YC
• Description: IC MCU 1K FLSH 12MHZ 20SSOP
• Manufacturer: Atmel
• Series: AVR® 90Sr

Specifications of AT90S1200-12YC

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 12MHz
• Connectivity: SPI
• Peripherals: POR, WDT
• Number Of I /o: 15
• Program Memory Size: 1KB (512 x 16)
• Program Memory Type: FLASH
• Eeprom Size: 64 x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 6 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Ram Size: -
• Data Converters: -

Instruction Set Summary
0838H–AVR–03/02
Mnemonic
ARITHMETIC AND LOGIC INSTRUCTIONS
ADD
ADC
SUB
SUBI
SBC
SBCI
AND
ANDI
OR
ORI
EOR
COM
NEG
SBR
CBR
INC
DEC
TST
CLR
SER
BRANCH INSTRUCTIONS
RJMP
RCALL
RET
RETI
CPSE
CP
CPC
CPI
SBRC
SBRS
SBIC
SBIS
BRBS
BRBC
BREQ
BRNE
BRCS
BRCC
BRSH
BRLO
BRMI
BRPL
BRGE
BRLT
BRHS
BRHC
BRTS
BRTC
BRVS
BRVC
BRIE
BRID
DATA TRANSFER INSTRUCTIONS
LD
ST
MOV
LDI
IN
OUT
Operands
Rd, Rr
Rd, Rr
Rd, Rr
Rd, K
Rd, Rr
Rd, K
Rd, Rr
Rd, K
Rd, Rr
Rd, K
Rd, Rr
Rd
Rd
Rd, K
Rd, K
Rd
Rd
Rd
Rd
Rd
k
k
Rd, Rr
Rd, Rr
Rd, Rr
Rd, K
Rr, b
Rr, b
P, b
P, b
s, k
s, k
Rd, Z
Z, Rr
Rd, Rr
Rd, K
Rd, P
P, Rr
k
k
k
k
k
k
k
k
k
k
k
k
k
k
k
k
k
k
Description
Add Two Registers
Add with Carry Two Registers
Subtract Two Registers
Subtract Constant from Register
Subtract with Carry Two Registers
Subtract with Carry Constant from Reg.
Logical AND Registers
Logical AND Register and Constant
Logical OR Registers
Logical OR Register and Constant
Exclusive OR Registers
One’s Complement
Two’s Complement
Set Bit(s) in Register
Clear Bit(s) in Register
Increment
Decrement
Test for Zero or Minus
Clear Register
Set Register
Relative Jump
Relative Subroutine Call
Subroutine Return
Interrupt Return
Compare, Skip if Equal
Compare
Compare with Carry
Compare Register with Immediate
Skip if Bit in Register Cleared
Skip if Bit in Register is Set
Skip if Bit in I/O Register Cleared
Skip if Bit in I/O Register is Set
Branch if Status Flag Set
Branch if Status Flag Cleared
Branch if Equal
Branch if Not Equal
Branch if Carry Set
Branch if Carry Cleared
Branch if Same or Higher
Branch if Lower
Branch if Minus
Branch if Plus
Branch if Greater or Equal, Signed
Branch if Less than Zero, Signed
Branch if Half-carry Flag Set
Branch if Half-carry Flag Cleared
Branch if T-Flag Set
Branch if T-Flag Cleared
Branch if Overflow Flag is Set
Branch if Overflow Flag is Cleared
Branch if Interrupt Enabled
Branch if Interrupt Disabled
Load Register Indirect
Store Register Indirect
Move between Registers
Load Immediate
In Port
Out Port
Operation
Rd
Rd
Rd
Rd
Rd
Rd
Rd
Rd
Rd
Rd
Rd
Rd
Rd
Rd
Rd
Rd
Rd
Rd
Rd
Rd
PC
PC
PC
PC
if (Rd = Rr) PC
Rd - Rr
Rd - Rr - C
Rd - K
if (Rr(b) = 0) PC
if (Rr(b) = 1) PC
if (P(b)= 0) PC
if (P(b) = 1) PC
if (SREG(s) = 1) then PC
if (SREG(s) = 0) then PC
if (Z = 1) then PC
if (Z = 0) then PC
if (C = 1) then PC
if (C = 0) then PC
if (C = 0) then PC
if (C = 1) then PC
if (N = 1) then PC
if (N = 0) then PC
if (N
if (N
if (H = 1) then PC
if (H = 0) then PC
if (T = 1) then PC
if (T = 0) then PC
if (V = 1) then PC
if (V = 0) then PC
if (I = 1) then PC
if (I = 0) then PC
Rd
(Z)
Rd
Rd
Rd
P
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
←
⊕
⊕
Rr
Rd + Rr
Rd + Rr + C
Rd - Rr
Rd - K
Rd - Rr - C
Rd - K - C
Rd
Rd
Rd v Rr
Rd v K
Rd ⊕ Rr
$FF - Rd
$00 - Rd
Rd v K
Rd
Rd + 1
Rd - 1
Rd
Rd ⊕ Rd
$FF
(Z)
Rr
Rr
P
PC + k + 1
PC + k + 1
STACK
STACK
K
V = 0) then PC
V = 1) then PC
•
•
•
•
Rd
Rr
K
(FFh - K)
←
←
←
←
←
←
←
PC + 2 or 3
←
←
←
←
PC + 2 or 3
←
←
←
←
←
←
←
←
←
←
PC + 2 or 3
PC + 2 or 3
PC + 2 or 3
PC + k + 1
PC + k + 1
PC + k + 1
PC + k + 1
PC + k + 1
PC + k + 1
PC + k + 1
PC + k + 1
PC + k + 1
PC + k + 1
PC + k + 1
PC + k + 1
PC + k + 1
PC + k + 1
PC + k + 1
PC + k + 1
←
←
PC + k + 1
PC + k + 1
←
←
PC + k + 1
PC + k + 1
Flags
Z,C,N,V,H
Z,C,N,V,H
Z,C,N,V,H
Z,C,N,V,H
Z,C,N,V,H
Z,C,N,V,H
Z,N,V
Z,N,V
Z,N,V
Z,N,V
Z,N,V
Z,C,N,V
Z,C,N,V,H
Z,N,V
Z,N,V
Z,N,V
Z,N,V
Z,N,V
Z,N,V
None
None
None
None
I
None
Z,N,V,C,H
Z,N,V,C,H
Z,N,V,C,H
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
AT90S1200
# Clocks
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1/2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
3
4
4
1
1
1
2
2
1
1
1
1
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