ATMEGA164P-20AUR Atmel, ATMEGA164P-20AUR Datasheet - Page 87
![MCU AVR 16KB FLASH 20MHZ 44TQFP](/photos/6/70/67042/313-44-tqfp_sml.jpg)
ATMEGA164P-20AUR
Manufacturer Part Number
ATMEGA164P-20AUR
Description
MCU AVR 16KB FLASH 20MHZ 44TQFP
Manufacturer
Atmel
Series
AVR® ATmegar
Specifications of ATMEGA164P-20AUR
Core Processor
AVR
Core Size
8-Bit
Speed
20MHz
Connectivity
I²C, SPI, UART/USART
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
32
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)
2.7 V ~ 5.5 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
44-TQFP, 44-VQFP
For Use With
ATSTK600-TQFP44 - STK600 SOCKET/ADAPTER 44-TQFP
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Manufacturer
Quantity
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11.3.4
8011O–AVR–07/10
Alternate Functions of Port D
Table 11-11. Overriding Signals for Alternate Functions in PC3:PC0
The Port D pins with alternate functions are shown in
Table 11-12. Port D Pins Alternate Functions
Signal
Name
PUOE
PUOV
DDOE
DDOV
PVOE
PVOV
DIEOE
DIEOV
DI
AIO
Port Pin
PD7
PD6
PD5
PD4
PD3
PD2
PD1
PD0
PC3/TMS/
PCINT19
JTAGEN
1
JTAGEN
0
0
0
JTAGEN +
PCINT19 • PCIE2
JTAGEN
PCINT19 INPUT
TMS INPUT
Alternate Function
OC2A (Timer/Counter2 Output Compare Match A Output)
PCINT31 (Pin Change Interrupt 31)
ICP1 (Timer/Counter1 Input Capture Trigger)
OC2B (Timer/Counter2 Output Compare Match B Output)
PCINT30 (Pin Change Interrupt 30)
OC1A (Timer/Counter1 Output Compare Match A Output)
PCINT29 (Pin Change Interrupt 29)
OC1B (Timer/Counter1 Output Compare Match B Output)
XCK1 (USART1 External Clock Input/Output)
PCINT28 (Pin Change Interrupt 28)
INT1 (External Interrupt1 Input)
TXD1 (USART1 Transmit Pin)
PCINT27 (Pin Change Interrupt 27)
INT0 (External Interrupt0 Input)
RXD1 (USART1 Receive Pin)
PCINT26 (Pin Change Interrupt 26)
TXD0 (USART0 Transmit Pin)
PCINT25 (Pin Change Interrupt 25)
RXD0 (USART0 Receive Pin)
PCINT24 (Pin Change Interrupt 24)
PC2/TCK/
PCINT18
JTAGEN
1
JTAGEN
0
0
0
JTAGEN +
PCINT18 • PCIE2
JTAGEN
PCINT18 INPUT
TCK INPUT
ATmega164P/324P/644P
Table
PC1/SDA/
PCINT17
TWEN
PORTC1 • PUD
TWEN
0
TWEN
SDA OUT
PCINT17 • PCIE2
1
PCINT17 INPUT
SDA INPUT
11-12.
PC0/SCL/
PCINT16
TWEN
PORTC0 • PUD
TWEN
0
TWEN
SCL OUT
PCINT16 • PCIE2
1
PCINT16 INPUT
SCL INPUT
87
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