Datasheet

72
ATmega8515(L)
2512G–AVR–03/05
Table 36 and Table 37 relate the alternate functions of Port D to the overriding signals
shown in Figure 33 on page 63.
Table 36. Overriding Signals for Alternate Functions PD7..PD4
Signal Name PD7/RD PD6/WR PD5/OC1A PD4/XCK
PUOE SRE SRE 0 0
PUOV 0 0 0 0
DDOE SRE SRE 0 0
DDOV 1 1 0 0
PVOE SRE SRE OC1A ENABLE XCK OUTPUT ENABLE
PVOV RD WR OC1A XCK OUTPUT
DIEOE 0 0 0 0
DIEOV 0 0 0 0
DI – – – XCK INPUT
AIO – – – –
Table 37. Overriding Signals for Alternate Functions in PD3..PD0
Signal Name PD3/INT1 PD2/INT0 PD1/TXD PD0/RXD
PUOE 0 0 TXEN0 RXEN0
PUOV 0 0 0 PORTD0 • PUD
DDOE 0 0 TXEN0 RXEN0
DDOV 0 0 1 0
PVOE 0 0 TXEN0 0
PVOV 0 0 TXD 0
DIEOE INT1 ENABLE INT0 ENABLE 0 0
DIEOV 1 1 0 0
DI INT1 INPUT INT0 INPUT – RXD
AIO – – – –