ATMEGA161-8PI Atmel, ATMEGA161-8PI Datasheet - Page 148

• Manufacturer Part Number: ATMEGA161-8PI
• Description: IC AVR MCU 16K 8MHZ IND 40-DIP
• Manufacturer: Atmel
• Series: AVR® ATmegar

Specifications of ATMEGA161-8PI

• Core Processor: AVR
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SPI, UART/USART
• Peripherals: POR, PWM, WDT
• Number Of I /o: 35
• Program Memory Size: 16KB (8K x 16)
• Program Memory Type: FLASH
• Eeprom Size: 512 x 8
• Ram Size: 1K x 8
• Voltage - Supply (vcc/vdd): 4 V ~ 5.5 V
• Oscillator Type: External
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 40-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Data Converters: -
• Other names: ATMEGA1618PI

Instruction Set Summary (Continued)
148
Mnemonic
SEZ
CLZ
SEI
CLI
SES
CLS
SEV
CLV
SET
CLT
SEH
CLH
NOP
SLEEP
WDR
ATmega161(L)
Operands
Description
Set Zero Flag
Clear Zero Flag
Global Interrupt Enable
Global Interrupt Disable
Set Signed Test Flag
Clear Signed Test Flag
Set Two’s Complement Overflow
Clear Two’s Complement Overflow
Set T in SREG
Clear T in SREG
Set Half-carry Flag in SREG
Clear Half-carry Flag in SREG
No Operation
Sleep
Watchdog Reset
Operation
Z ← 1
Z ← 0
I ← 1
I ← 0
S ← 1
S ← 0
V ← 1
V ← 0
T ← 1
T ← 0
H ← 1
H ← 0
(see specific descr. for Sleep function)
(see specific descr. for WDR/timer)
Flags
Z
Z
I
I
S
S
V
V
T
T
H
H
None
None
None
1228D–AVR–02/07
# Clocks
1
1
1
1
1
1
1
1
1
1
1
1
1
3
1