Rainbow-electronics ATmega3290P_V Uživatelský manuál stáhnout pdf (Strana 82)

100

101

ATmega329/3210/649/6410

2552H–AVR–11/06

• PCINT17/SEG – Port H, Bit 1

PCINT17, Pin Change Interrupt Source 17: The P1 pin can serve as an external inter-

rupt source.

SEG, LCD front plane 9.

• PCINT16/SEG – Port H, Bit 0

PCINT16, Pin Change Interrupt Source 16: The PH0 pin can serve as an external inter-

rupt source.

SEG, LCD front plane 10.

Table 49 and Table 50 relates the alternate functions of Port H to the overriding signals

shown in Figure 27 on page 65.

Table 49. Overriding Signals for Alternate Functions in PH7:4

Signal

Name

PH7/PCINT23/

SEG36

PH6/PCINT22/

SEG37

PH5/PCINT21/

SEG38

PH4/PCINT20/

SEG39

PUOE LCDEN LCDEN LCDEN LCDEN

PUOV0000

DDOE LCDEN LCDEN LCDEN LCDEN

DDOV 0 0 0 0

PVOE0000

PVOV0000

PTOE––––

DIEOE PCINT23 •

PCIE0 •LCDEN •

LCDPM

PCINT22 •

PCIE0 •LCDEN •

LCDPM

PCINT21 •

PCIE0 •LCDEN •

LCDPM

PCINT20 •

PCIE0 •LCDEN •

LCDPM

DIEOV

DI PCINT23 INPUT PCINT22 INPUT PCINT21 INPUT PCINT20 INPUT

AIO LCDSEG LCDSEG LCDSEG LCDSEG

1 2 ... 77 78 79 80 81 82 83 84 85 86 87 ... 374 375

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