Datasheet

54
ATtiny2313/V
2543H–AVR–02/05
Table 26. Overriding Signals for Alternate Functions in PB7..PB4
Signal
Name
PB7/USCK/
SCL/PCINT7 PB6/DO/PCINT6
PB5/SDA/
DI/PCINT5
PB4/OC1B/
PCINT4
PUOE 0 0 0 0
PUOV 0 0 0 0
DDOE USI_TWO_WIRE 0 USI_TWO_WIRE 0
DDOV (USI_SCL_HOLD
+ PORTB7
)•DDB7
0(SDA
+ PORTB5)•
DDRB5
0
PVOE USI_TWO_WIRE
• DDRB7
USI_THREE_WIRE USI_TWO_WIRE
• DDRB5
OC1B_PVOE
PVOV 0 DO 0 0OC1B_PVOV
PTOE USI_PTOE 0 0 0
DIEOE (PCINT7•PCIE)
+USISIE
(PCINT6•PCIE) (PCINT5•PCIE) +
USISIE
(PCINT4•PCIE)
DIEOV 1 1 1 1
DI PCINT7 INPUT
USCK INPUT SCL
INPUT
PCINT6 INPUT PCINT5 INPUT
SDA INPUT
DI INPUT
PCINT4 INPUT
AIO – – – –
Table 27. Overriding Signals for Alternate Functions in PB3..PB0
Signal
Name
PB3/OC1A/
PCINT3
PB2/OC0A/
PCINT2
PB1/AIN1/
PCINT1
PB0/AIN0/
PCINT0
PUOE 0 0 0 0
PUOV 0 0 0 0
DDOE 0 0 0 0
DDOV 0 0 0 0
PVOE OC1A_PVOE OC0A_PVOE 0 0
PVOV OC1A_PVOV OC0A_PVOV 0 0
PTOE 0 0 0 0
DIEOE (PCINT3 • PCIE) (PCINT2 • PCIE) (PCINT1 • PCIE) (PCINT0 • PCIE)
DIEOV 1 1 1 1
DI PCINT7 INPUT PCINT6 INPUT PCINT5 INPUT PCINT4 INPUT
AIO – – AIN1 AIN0