Rainbow-electronics Atmega169L Manual do Utilizador descarregar pdf (Página 70)

100

101

ATmega169V/L

2514A–AVR–08/02

• SEG4 – Port G, Bit 2

SEG4, LCD front plane 4

• SEG13 – Port G, Bit 1

SEG13, Segment driver 13

• SEG14 – Port G, Bit 0

SEG14, LCD front plane 14

Table 44 and Table 45 relates the alternate functions of Port G to the overriding signals

shown in Figure 25 on page 55.

Note: 1. When the RSTDISBL Fuse is “0” (programmed).

Table 45. Overriding Signals for Alternate Functions in PG5:4

Signal

Name PG5/RESET PG4/T0/SEG23

PUOE 1 LCDEN • (LCDPM>5)

PUOV 1 0

DDOE 0 LCDEN • (LCDPM>5)

DDOV 0 1

PVOE 0 0

PVOV 0 0

PTOE ––– –

DIEOE RSTDISBL

(1)

LCDEN • (LCDPM>5)

DIEOV 1 0

DI – T0 INPUT

AIO RESET INPUT SEG23

1 2 ... 65 66 67 68 69 70 71 72 73 74 75 ... 316 317

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