Datasheet

77
ATmega169A/PA/329A/PA/649A/P/3290A/PA/6490A/P [DATASHEET]
8284E–AVR–02/2013
14.3.3 Alternate functions of Port C
The Port C has an alternate function as SEG for the LCD Controller.
The alternate pin configuration is as follows:
• SEG – Port D, Bit 7:0
SEG, LCD front plane 5/5, 6/6, 11/7-16/12.
Table 14-10 and Table 14-11 relate the alternate functions of Port C to the overriding signals shown in Figure 14-5
on page 71.
Table 14-9. Port C pins alternate functions (SEG refers to 100-pin/64-pin pinout).
Port pin Alternate function
PC7 SEG (LCD Front Plane 5/5)
PC6 SEG (LCD Front Plane 6/6)
PC5 SEG (LCD Front Plane 11/7)
PC4 SEG (LCD Front Plane 12/8)
PC3 SEG (LCD Front Plane 13/9)
PC2 SEG (LCD Front Plane14/10)
PC1 SEG (LCD Front Plane 15/11)
PC0 SEG (LCD Front Plane 16/12)
Table 14-10. Overridingsignals for alternate functions in PC7:PC4.
Signal Name PC7/SEG5 PC6/SEG6 PC5/SEG(11/7) PC4/SEG(12/8)
PUOE LCDEN LCDEN LCDEN LCDEN
PUOV0000
DDOE LCDEN LCDEN LCDEN LCDEN
DDOV0000
PVOE0000
PVOV0000
PTOE––––
DIEOE LCDEN LCDEN LCDEN LCDEN
DIEOV0000
DI––––
AIO LCDSEG LCDSEG LCDSEG LCDSEG