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ATmega64A Datasheet(PDF) 79 Page - ATMEL Corporation |
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ATmega64A Datasheet(HTML) 79 Page - ATMEL Corporation |
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79 / 392 page ![]() 79 8160C–AVR–07/09 ATmega64A 13.3.3 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 13-10 and Table 13-11 relate the alternate functions of Port C to the overriding signals shown in Figure 13-5 on page 73. Table 13-9. 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 13-10. 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 0 000 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 0 000 DIEOV 0 000 DI – ––– AIO – ––– |
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