Atmel AT89STK-06 Guía de usuario descargar pdf (Pagina 34)

Schematics

AT89STK-03 Hardware User Guide 4-33

7609B–SCR–11/06

Figure 4-6. Comm Interfaces Section

5

5

4

4

3

3

2

2

1

1

D D

C C

B B

A A

U S B _ C O N _ D +

V B U S

V ss

V-

V+

U S B _ C O N _ D -

V D D

M I S O

SCK

M O S I

G N D

SS

TX

G N D

RTS

RX

D S R

G N D

D S R

D C D

CTS

V D D

V D D

V D D

V R E F

D+

D-

V B U S

RXD

TXD

P1.6

P4.0

P4.2

P4.1

V D D

R E S ET

P3.4

C I O1

XTAL1

V D D

T itle

S ize D o c u m e n t N u m ber R e v

D a t e: S h eet

o f

A T 8 X C 5 1 2 2_DEMOB 1 . 2 .0

C O M M _ I N T E R F A CES

A4

6 7Wednesday, July 30, 2003

S W 2 8

TXD

2

2

1

1

J 2 9

U S B B

USB

1

2

3

4

U8

M A X 2 02ECSE

C1+

1

C1-

3

C2+

4

C2-

5

VCC

16

GND

15

V+

2

V-

6

R1OUT

12

R2OUT

9

T1IN

11

T2IN

10

R1IN

13

R2IN

8

T1OUT

14

T2OUT

7

TP19

D+

1

C23 1 0 0 nF

C24 1 0 0 nF

R15

1 K

D12

TX

R14

1 . 5 K

S W 2 9

RXD

2

2

1

1

P1

S U B - D 9 F E MALE

RS 2 32C

5

9

4

8

3

7

2

6

1

TP18

D -

1

J 3 0

C O N N E C T O R S I P 6

SPI

1

2

3

4

5

6

R13

1 K

C 2 2

1 0 0 n F

J 4 1

C O N N E C T O R H E 1 0

L P C T E S T MODE

1

1

2

2

3

3

4

4

5

5

6

6

7

7

8

8

9

9

10

10

S W 2 7

D E T A C H

D13

RX

C20 1 0 0 nF C21 1 0 0 nF

1 2 ... 29 30 31 32 33 34 35 36 37 38

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