ATAR080-D datasheet(2/68 Pages) ATMEL

2 / 68 page

ATAR080

4675D–4BMCU–12/04

Pin Configuration

Figure 2. Pinning SSO20

VDD

BP40/INT3/SC

BP53/INT1

BP52/INT1

BP51/INT6

BP50/INT6

OSC1

NRST/OSC2

VSS

BP43/INT3/SD

BP42/T2O

BP41/VMI/T2I

BP23

BP22

BP21

BP20/NTE

Pin Description

Type

Function

Alternate Function

Pin No.

SSO20

Reset

State

VDD

–

Supply voltage

–

VSS

–

Circuit ground

–

Not connected

–

Not connected

–

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

–

Not connected

–

Not connected

–

OSC1

Oscillator input

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

clock input or external trimming resistor input

Input

NRST/

OSC2

I/O

Reset input/output

Oscillator output

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

NRST (mask option) or external clock input

8NA

ATAR080-D 数据表(PDF) 2 Page - ATMEL Corporation

ATAR080-D 数据表(HTML) 2 Page - ATMEL Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68

数据表下载

链接网址

ATAR080-D 数据表(PDF) 2 Page - ATMEL Corporation

ATAR080-D 数据表(HTML) 2 Page - ATMEL Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68

数据表 下载

链接网址

数据表下载