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WT6014

Digital Monitor Controller

Ver. 1.21 Jul-31-1998

GENERAL DESCRIPTION

The WT6014 is a member of WT60XX microcontroller family. It is specially designed for digital

controlled multi-sync monitor. It contains 8-bit CPU, 4K bytes ROM, 128 bytes RAM, 14 PWMs,

parallel I/O, SYNC processor, timer, DDC interface (slave mode I

2

C interface with DDC1), and

watch-dog timer.

FEATURES

* 8-bit 6502 compatible CPU, 4MHz operating frequency

* 4096 bytes ROM, 128 bytes SRAM

* 8MHz crystal oscillator

* 14 channels 8-bit/62.5kHz PWM outputs (8 open drain outputs & 6 CMOS outputs)

* Sync signal processor with sync separation, frequency calculation, H/V polarity detection control

* DDC interface supports VESA DDC1/DDC2B standard

* Watch-dog timer (0.524 second)

* Maximum 22 programmable I/O pins

* One 8-bit programmable timer

* One external interrupt request

* Built-in low V

DD

voltage reset

* Single +5V power supply

PIN ASSIGNMENT

40-Pin PDIP

DA2

DA1

DA0

RESET

VDD

GND

OSCO

OSCI

PB5

PB4

PB3

PB2

PB1

PB0

IRQ

PC7

PC6

PC5

PC4

PC3

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

40

39

38

37

36

35

34

33

32

31

30

29

28

27

26

25

24

23

22

21

VSYNC

HSYNC

DA3

DA4

DA5

DA6

DA7

PA7/HSO

PA6/VSO

PA5/DA13

PA4/DA12

PA3/DA11

PA2/DA10

PA1/DA9

PA0/DA8

SCL

SDA

PC0

PC1

PC2

GND

OSCO

OSCI

PB5

PB4

PB3

PB2

PB1

PB0

IRQ

PC7

PC6

PC5

PC4

PC3

DA2

DA1

DA0

RESET

VDD

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

42-Pin SDIP

42

41

40

39

38

37

36

35

34

33

32

31

30

29

28

27

26

25

24

23

22

DA6

DA7

PA7/HSO

PA6/VSO

PA5/DA13

PA4/DA12

PA3/DA11

PA2/DA10

PA1/DA9

PA0/DA8

SCL

SDA

PC0

PC1

PC2

VSYNC

HSYNC

DA3

DA4

DA5

*

I

2

C

is a trademark of Philips Corporation.

*

DDC

is a trademark of Video Electronics Standard Association (VESA).

Weltrend Semiconductor, Inc.

1

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WT6014相關(guān)型號(hào)PDF文件下載

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