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ATmega1284P Datasheet(PDF) 89 Page - ATMEL Corporation

Part # ATmega1284P
Description  8-bit Microcontroller with 16/32/64/128K Bytes In-Sytem Programmable Flash
PDF  468 Pages
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Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATmega1284P Datasheet(HTML) 89 Page - ATMEL Corporation

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89
8152G–AVR–11/09
ATmega164PA/324PA/644PA/1284P
13.3.4
Alternate Functions of Port D
The Port D pins with alternate functions are shown in Table 13-12.
Table 13-11. Overriding Signals for Alternate Functions in PC3:PC0
Signal
Name
PC3/TMS/
PCINT19
PC2/TCK/
PCINT18
PC1/SDA/
PCINT17
PC0/SCL/
PCINT16
PUOE
JTAGEN
JTAGEN
TWEN
TWEN
PUOV
1
1
PORTC1 • PUD
PORTC0 • PUD
DDOE
JTAGENJTAGENTWEN
TWEN
DDOV
0
0
0
0
PVOE
0
0
TWEN
TWEN
PVOV
0
0
SDA OUT
SCL OUT
DIEOE
JTAGEN +
PCINT19 • PCIE2
JTAGEN +
PCINT18 • PCIE2
PCINT17 • PCIE2
PCINT16 • PCIE2
DIEOV
JTAGEN
JTAGEN
11
DI
PCINT19 INPUT
PCINT18 INPUT
PCINT17 INPUT
PCINT16 INPUT
AIO
TMS INPUT
TCK INPUT
SDA INPUT
SCL INPUT
Table 13-12. Port D Pins Alternate Functions
Port Pin
Alternate Function
PD7
OC2A (Timer/Counter2 Output Compare Match A Output)
PCINT31 (Pin Change Interrupt 31)
PD6
ICP1 (Timer/Counter1 Input Capture Trigger)
OC2B (Timer/Counter2 Output Compare Match B Output)
PCINT30 (Pin Change Interrupt 30)
PD5
OC1A (Timer/Counter1 Output Compare Match A Output)
PCINT29 (Pin Change Interrupt 29)
PD4
OC1B (Timer/Counter1 Output Compare Match B Output)
XCK1 (USART1 External Clock Input/Output)
PCINT28 (Pin Change Interrupt 28)
PD3
INT1 (External Interrupt1 Input)
TXD1 (USART1 Transmit Pin)
PCINT27 (Pin Change Interrupt 27)
PD2
INT0 (External Interrupt0 Input)
RXD1 (USART1 Receive Pin)
PCINT26 (Pin Change Interrupt 26)
PD1
TXD0 (USART0 Transmit Pin)
PCINT25 (Pin Change Interrupt 25)
PD0
RXD0 (USART0 Receive Pin)
PCINT24 (Pin Change Interrupt 24)



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