ATmega325PA Atmel Corporation, ATmega325PA Datasheet - Page 244

• Manufacturer Part Number: ATmega325PA
• Manufacturer: Atmel Corporation

8285D–AVR–06/11
ATmega165A/PA/325A/PA/3250A/PA/645A/P/6450A/P
Figure 25-4. General Port Pin Schematic Diagram
See Boundary-scan
Description for Details!
Pxn
PUD:
PUExn:
OCxn:
ODxn:
IDxn:
SLEEP:
IDxn
PULLUP DISABLE
PULLUP ENABLE for pin Pxn
OUTPUT CONTROL for pin Pxn
OUTPUT DATA to pin Pxn
INPUT DATA from pin Pxn
SLEEP CONTROL
PUExn
SLEEP
OCxn
ODxn
SYNCHRONIZER
WDx:
RDx:
WRx:
RRx:
RPx:
WPx:
CLK
D
L
Q
Q
I/O
:
D
WRITE DDRx
READ DDRx
WRITE PORTx
READ PORTx REGISTER
READ PORTx PIN
WRITE PINx REGISTER
I/O CLOCK
PINxn
Q
Q
RESET
RESET
PORTxn
Q
Q
Q
Q
DDxn
CLR
CLR
D
D
RRx
CLK
PUD
WDx
RDx
RPx
1
0
I/O
WPx
WRx
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