ATAM893-D datasheet(2/98 Pages) ATMEL

2 / 98 page

4680C–4BMCU–01/05

ATAM893-D

Pin Configuration

Figure 1-1.

Pinning SSO20 Package

VDD

BP40/INT3/SC

BP53/INT1

BP52/INT1

BP51/INT6

BP50/INT6

OSC1

OSC2

BP60/T3O

BP10

VSS

BP43/INT3/SD

BP42/T2O

BP41/VMI/T2I

BP23

BP22

BP21

BP20/NTE

BP63/T3I

BP13

Table 1-1.

Pin Description

Name

Type

Function

Alternate Function

Pin No.

Reset State

VDD

Supply voltage

–

VSS

Circuit ground

–

BP10

I/O

Bi-directional I/O line of Port 1.0

–

Input

BP13

I/O

Bi-directional I/O line of Port 1.3

–

Input

BP20

I/O

Bi-directional I/O line of Port 2.0

NTE test mode enable, see section “Master Reset”

Input

BP21

I/O

Bi-directional I/O line of Port 2.1

–

Input

BP22

I/O

Bi-directional I/O line of Port 2.2

–

Input

BP23

I/O

Bi-directional I/O line of Port 2.3

–

Input

BP40

I/O

Bi-directional I/O line of Port 4.0

SC-serial clock or INT3 external interrupt input

Input

BP41

I/O

Bi-directional I/O line of Port 4.1

VMI voltage monitor input or T2I external clock input

Timer 2

Input

BP42

I/O

Bi-directional I/O line of Port 4.2

T2O Timer 2 output

Input

BP43

I/O

Bi-directional I/O line of Port 4.3

SD serial data I/O or INT3-external interrupt input

Input

BP50

I/O

Bi-directional I/O line of Port 5.0

INT6 external interrupt input

Input

BP51

I/O

Bi-directional I/O line of Port 5.1

INT6 external interrupt input

Input

BP52

I/O

Bi-directional I/O line of Port 5.2

INT1 external interrupt input

Input

BP53

I/O

Bi-directional I/O line of Port 5.3

INT1 external interrupt input

Input

BP60

I/O

Bi-directional I/O line of Port 6.0

T3O Timer 3 output

Input

BP63

I/O

Bi-directional I/O line of Port 6.3

T3I Timer 3 input

Input

OSC1

Oscillator input

4-MHz crystal input or 32-kHz crystal input or external

clock input or external trimming resistor input

Input

OSC2

Oscillator output

4-MHz crystal output or 32-kHz crystal output or

external clock input

Input

ATAM893-D Datasheet(PDF) 2 Page - ATMEL Corporation

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