Rainbow-electronics ATmega163L Manuel d'utilisateur télécharger pdf (Page 103)

ATmega163(L)

103

Figure 64. PORTB Schematic Diagram (Pins PB0 and PB1)

Figure 65. PORTB Schematic Diagram (Pins PB2 and PB3)

2

PUD

PUD: PULL-UP DISABLE

DATA BUS

D

D

Q

Q

RESET

RESET

C

C

WD

WP

RD

MOS

PULL-

UP

PBn

AINm

TO COMPARATOR

WP:

WD:

RL:

RP:

RD:

n:

m:

WRITE PORTB

WRITE DDRB

READ PORTB LATCH

READ PORTB PIN

READ DDRB

2, 3

0, 1

PWRDN

DDBn

PORTBn

RL

RP

PUD

PUD: PULL-UP DISABLE

1 2 ... 98 99 100 101 102 103 104 105 106 107 108 ... 155 156

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