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ATMEGA64-16AI Datasheet(PDF) 77 Page - ATMEL Corporation |
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ATMEGA64-16AI Datasheet(HTML) 77 Page - ATMEL Corporation |
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77 / 393 page  77 ATmega64(L) 2490L–AVR–10/06 Alternate Functions of Port C In ATmega103 compatibility mode, Port C is output only. The Port C has an alternate function as the address high byte for the External Memory Interface Table 34 and Table 35 relate the alternate functions of Port C to the overriding signals shown in Figure 33 on page 71. Table 33. Port C Pins Alternate Functions Port Pin Alternate Function PC7 A15 PC6 A14 PC5 A13 PC4 A12 PC3 A11 PC2 A10 PC1 A9 PC0 A8 Table 34. Overriding Signals for Alternate Functions in PC7..PC4 Signal Name PC7/A15 PC6/A14 PC5/A13 PC4/A12 PUOE SRE • (XMM(1)<1) SRE • (XMM<2) SRE • (XMM<3) SRE • (XMM<4) PUOV 0 0 0 0 DDOE SRE • (XMM<1) SRE • (XMM<2) SRE • (XMM<3) SRE • (XMM<4) DDOV 1 1 1 1 PVOE SRE • (XMM<1) SRE • (XMM<2) SRE • (XMM<3) SRE • (XMM<4) PVOV A11 A10 A9 A8 DIEOE 0 0 0 0 DIEOV 0 0 0 0 DI – – – – AIO – – – – |
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