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ATMEGA3290 Datasheet(PDF) 83 Page - ATMEL Corporation |
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ATMEGA3290 Datasheet(HTML) 83 Page - ATMEL Corporation |
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83 / 375 page  83 ATmega329/3210/649/6410 2552H–AVR–11/06 Alternate Functions of Port J Port J is only present in ATmega3290/6490. The alternate pin configuration is as follows: The alternate pin configuration is as follows: • PCINT30/SEG – Port J, Bit 6 PCINT30, Pin Change Interrupt Source 30: The PE30 pin can serve as an external inter- rupt source. SEG, LCD front plane 27. • PCINT29/SEG – Port J, Bit 5 PCINT29, Pin Change Interrupt Source 29: The PE29 pin can serve as an external inter- rupt source. SEG, LCD front plane28. Table 50. Overriding Signals for Alternate Functions in PH3:0 Signal Name PH3/PCINT19/ SEG7 PH2/PCINT18/ SEG8 PH1/PCINT17/ SEG9 PH0/PCINT16/ SEG10 PUOE LCDEN LCDEN LCDEN LCDEN PUOV 000 0 DDOE LCDEN LCDEN LCDEN LCDEN DDOV 0 0 0 0 PVOE 000 0 PVOV 000 0 PTOE ––– – DIEOE PCINT19 • PCIE0 •LCDEN • LCDPM PCINT18 • PCIE0 •LCDEN • LCDPM PCINT17 • PCIE0 •LCDEN • LCDPM PCINT16 • PCIE0 •LCDEN • LCDPM DIEOV DI PCINT19 INPUT PCINT18 INPUT PCINT17 INPUT PCINT16 INPUT AIO LCDSEG LCDSEG LCDSEG LCDSEG Table 51. Port J Pins Alternate Functions Port Pin Alternate Function PJ6 PCINT30/SEG (Pin Change Interrupt30 or LCD Front Plane 27) PJ5 PCINT29/SEG (Pin Change Interrupt29 or LCD Front Plane 28) PJ4 PCINT28/SEG (Pin Change Interrupt28 or LCD Front Plane 29) PJ3 PCINT27/SEG (Pin Change Interrupt27 or LCD Front Plane 30) PJ2 PCINT26/SEG(Pin Change Interrupt26 or LCD Front Plane 31) PJ1 PCINT25/SEG(Pin Change Interrupt25 or LCD Front Plane 34) PJ0 PCINT24/SEG (Pin Change Interrupt26 or LCD Front Plane 35) |
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