ATmega168A Atmel Corporation, ATmega168A Datasheet - Page 535

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ATmega168A

Manufacturer Part Number
ATmega168A
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of ATmega168A

Flash (kbytes)
16 Kbytes
Pin Count
32
Max. Operating Frequency
20 MHz
Cpu
8-bit AVR
# Of Touch Channels
16
Hardware Qtouch Acquisition
No
Max I/o Pins
23
Ext Interrupts
24
Usb Speed
No
Usb Interface
No
Spi
2
Twi (i2c)
1
Uart
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
8
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
Yes
Crypto Engine
No
Sram (kbytes)
1
Eeprom (bytes)
512
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8 to 5.5
Operating Voltage (vcc)
1.8 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
3
Output Compare Channels
6
Input Capture Channels
1
Pwm Channels
6
32khz Rtc
Yes
Calibrated Rc Oscillator
Yes
Address
Name
Bit 7
(0x7D)
Reserved
(0x7C)
ADMUX
REFS1
(0x7B)
ADCSRB
(0x7A)
ADCSRA
ADEN
(0x79)
ADCH
(0x78)
ADCL
(0x77)
Reserved
(0x76)
Reserved
(0x75)
Reserved
(0x74)
Reserved
(0x73)
Reserved
(0x72)
Reserved
(0x71)
Reserved
(0x70)
TIMSK2
(0x6F)
TIMSK1
(0x6E)
TIMSK0
(0x6D)
PCMSK2
PCINT23
(0x6C)
PCMSK1
(0x6B)
PCMSK0
PCINT7
(0x6A)
Reserved
(0x69)
EICRA
(0x68)
PCICR
(0x67)
Reserved
(0x66)
OSCCAL
(0x65)
Reserved
(0x64)
PRR
PRTWI
(0x63)
Reserved
(0x62)
Reserved
(0x61)
CLKPR
CLKPCE
(0x60)
WDTCSR
WDIF
0x3F (0x5F)
SREG
I
0x3E (0x5E)
SPH
0x3D (0x5D)
SPL
SP7
0x3C (0x5C)
Reserved
0x3B (0x5B)
Reserved
0x3A (0x5A)
Reserved
0x39 (0x59)
Reserved
0x38 (0x58)
Reserved
0x37 (0x57)
SPMCSR
SPMIE
0x36 (0x56)
Reserved
0x35 (0x55)
MCUCR
0x34 (0x54)
MCUSR
0x33 (0x53)
SMCR
0x32 (0x52)
Reserved
0x31 (0x51)
Reserved
0x30 (0x50)
ACSR
ACD
0x2F (0x4F)
Reserved
0x2E (0x4E)
SPDR
0x2D (0x4D)
SPSR
SPIF
0x2C (0x4C)
SPCR
SPIE
0x2B (0x4B)
GPIOR2
0x2A (0x4A)
GPIOR1
0x29 (0x49)
Reserved
0x28 (0x48)
OCR0B
0x27 (0x47)
OCR0A
0x26 (0x46)
TCNT0
0x25 (0x45)
TCCR0B
FOC0A
0x24 (0x44)
TCCR0A
COM0A1
0x23 (0x43)
GTCCR
TSM
0x22 (0x42)
EEARH
0x21 (0x41)
EEARL
0x20 (0x40)
EEDR
0x1F (0x3F)
EECR
0x1E (0x3E)
GPIOR0
0x1D (0x3D)
EIMSK
0x1C (0x3C)
EIFR
8271D–AVR–05/11
ATmega48A/PA/88A/PA/168A/PA/328/P
Bit 6
Bit 5
Bit 4
REFS0
ADLAR
ACME
ADSC
ADATE
ADIF
ADC Data Register High byte
ADC Data Register Low byte
ICIE1
PCINT22
PCINT21
PCINT20
PCINT19
PCINT14
PCINT13
PCINT12
PCINT11
PCINT6
PCINT5
PCINT4
PCINT3
Oscillator Calibration Register
PRTIM2
PRTIM0
PRTIM1
CLKPS3
WDIE
WDP3
WDCE
T
H
S
SP6
SP5
SP4
5.
5.
(RWWSB)
(RWWSRE)
BLBSET
(6)
(6)
BODS
BODSE
PUD
ACBG
ACO
ACI
SPI Data Register
WCOL
SPE
DORD
MSTR
General Purpose I/O Register 2
General Purpose I/O Register 1
Timer/Counter0 Output Compare Register B
Timer/Counter0 Output Compare Register A
Timer/Counter0 (8-bit)
FOC0B
WGM02
COM0A0
COM0B1
COM0B0
(EEPROM Address Register High Byte)
EEPROM Address Register Low Byte
EEPROM Data Register
EEPM1
EEPM0
General Purpose I/O Register 0
Bit 3
Bit 2
Bit 1
Bit 0
MUX3
MUX2
MUX1
MUX0
ADTS2
ADTS1
ADTS0
ADIE
ADPS2
ADPS1
ADPS0
OCIE2B
OCIE2A
TOIE2
OCIE1B
OCIE1A
TOIE1
OCIE0B
OCIE0A
TOIE0
PCINT18
PCINT17
PCINT16
PCINT10
PCINT9
PCINT8
PCINT2
PCINT1
PCINT0
ISC11
ISC10
ISC01
ISC00
PCIE2
PCIE1
PCIE0
PRSPI
PRUSART0
PRADC
CLKPS2
CLKPS1
CLKPS0
WDE
WDP2
WDP1
WDP0
V
N
Z
C
5.
(SP10)
SP9
SP8
SP3
SP2
SP1
SP0
PGWRT
PGERS
SELFPRGEN
IVSEL
IVCE
WDRF
BORF
EXTRF
PORF
SM2
SM1
SM0
SE
ACIE
ACIC
ACIS1
ACIS0
SPI2X
CPOL
CPHA
SPR1
SPR0
CS02
CS01
CS00
WGM01
WGM00
PSRASY
PSRSYNC
5.
EERIE
EEMPE
EEPE
EERE
INT1
INT0
INTF1
INTF0
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