Table 12-13 and Table 12-14 relates the alternate functions of Port D to the overriding signals
shown in Figure 12-5 on page 71.
Table 12-13. Overriding Signals for Alternate Functions PD7..PD4
Signal
Name
PUOE
PUOV
DDOE
PD7/SEG15
PD6/SEG16
PD5/SEG17
PD4/SEG18
LCDEN •
(LCDPM>1)
LCDEN •
(LCDPM>1)
LCDEN •
(LCDPM>2)
LCDEN •
(LCDPM>2)
0
0
0
0
LCDEN •
(LCDPM>1)
LCDEN •
(LCDPM>1)
LCDEN •
(LCDPM>2)
LCDEN •
(LCDPM>2)
DDOV
PVOE
PVOV
PTOE
0
0
0
–
0
0
0
–
0
0
0
–
0
0
0
–
LCDEN •
(LCDPM>1)
LCDEN •
(LCDPM>1)
LCDEN •
(LCDPM>2)
LCDEN •
(LCDPM>2)
DIEOE
DIEOV
DI
0
0
0
0
–
–
–
–
AIO
SEG15
SEG16
SEG17
SEG18
Table 12-14. Overriding Signals for Alternate Functions in PD3..PD0
Signal
Name
PUOE
PUOV
DDOE
PD3/SEG19
PD2/SEG20
PD1/INT0/SEG21
PD0/ICP1/SEG22
LCDEN •
(LCDPM>3)
LCDEN •
(LCDPM>3)
LCDEN •
(LCDPM>4)
LCDEN •
(LCDPM>4)
0
0
0
0
LCDEN •
(LCDPM>3)
LCDEN •
(LCDPM>3)
LCDEN •
(LCDPM>4)
LCDEN •
(LCDPM>4)
DDOV
PVOE
PVOV
PTOE
0
0
0
–
0
0
0
–
0
0
0
–
0
0
0
–
LCDEN •
(LCDPM>3)
LCDEN •
(LCDPM>3)
LCDEN + (INT0
ENABLE)
LCDEN •
(LCDPM>4)
DIEOE
DIEOV
LCDEN • (INT0
ENABLE)
0
0
0
DI
–
–
–
–
INT0 INPUT
ICP1 INPUT
AIO
80
ATmega169P
8018A–AVR–03/06
ATMEL [ ATMEL ]
