ATMEGA64-16MI View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

ATMEGA64-16MI

8-bit AVR® Microcontroller with 64K Bytes In-System Programmable Flash

Atmel Corporation 

ATmega64(L)

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 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 and Table 35 relate the alternate functions of Port C to the overriding signals

shown in Figure 33 on page 69.

Table 34. Overriding Signals for Alternate Functions in PC7..PC4

Signal Name

PUOE

PC7/A15

SRE • (XMM(1)<1)

PC6/A14

SRE • (XMM<2)

PC5/A13

SRE • (XMM<3)

PUOV

0

0

0

DDOE

SRE • (XMM<1) SRE • (XMM<2) SRE • (XMM<3)

DDOV

1

1

1

PVOE

SRE • (XMM<1) SRE • (XMM<2) SRE • (XMM<3)

PVOV

A11

A10

A9

DIEOE

0

0

0

DIEOV

0

0

0

DI

–

–

–

AIO

–

–

–

PC4/A12

SRE • (XMM<4)

0

SRE • (XMM<4)

1

SRE • (XMM<4)

A8

0

0

–

–

75

2490G–AVR–03/04

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