Rainbow-electronics ATmega161L Manuale Utente Scaricare il pdf (Pagina 108)

108

ATmega161(L)

1228C–AVR–08/02

Port E Schematics Figure 71. Port E Schematic Diagram (Pin PE0)

Figure 72. Port E Schematic Diagram (Pin PE1)

DATA BUS

RESET

MOS

PULL-

PE0

WP:

WD:

RL:

RP:

RD:

ACIC:

ACO:

WRITE PORTE

WRITE DDRE

READ PORTE LATCH

READ PORTE PIN

READ DDRE

COMPARATOR IC ENABLE

COMPARATOR OUTPUT

DDE0

PORTE0

NOISE CANCELER EDGE SELECT ICF1

ICNC1 ICES1

ACIC

ACO

PORTE0

ISC2

'1'

INT2

SW CLEAR

HW CLEAR

DATA BUS

RESET

MOS

PULL-

PE1

WP:

WD:

RL:

RP:

RD:

SRE:

WRITE PORTE

WRITE DDRE

READ PORTE LATCH

READ PORTE PIN

READ DDRE

DDE1

PORTE1

SRE

ALE

XRAM ENABLE

ALE: ALE PULSE FROM XRAM

1 2 ... 103 104 105 106 107 108 109 110 111 112 113 ... 158 159

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