WT60P1 Ver la hoja de datos (PDF) - Weltrend Semiconductor

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WT60P1

Digital Monitor Controller

Weltrend Semiconductor 

WT60P1

Digital Monitor Controller

Ver. 1.51 Jul-31-1998

PIN DESCRIPTION

Pin No. Pin Name I/O

Descriptions

40 42

11

DA2

O D/A converter 2. Open-drain output. External applied voltage can up to 10V.

22

DA1

O D/A converter 1. Open-drain output. External applied voltage can up to 10V.

33

DA0

O D/A converter 0. Open-drain output. External applied voltage can up to 10V.

4 4 /RESET/VPP I Reset or Vpp. Active low reset input or Vpp for erase/write flash memory.

55

VDD

Power supply (+5V).

67

GND

Ground (0V).

7 8 OSCO

O Oscillator Output. Connects a 8MHz crystal.

8 9 OSCI

I Oscillator Input. Connects a 8MHz crystal.

9 10 PB5/SDA2 I/O I/O Port B5 or I2C data pin. This pin can be an I/O port or I2C serial data pin.

10 11 PB4/SCL2 I/O I/O Port B4 or I2C clock pin. This pin can be I/O port or I2C clock pin.

11 12 PB3/PAT I/O I/O Port B3 or self-test pattern output. When as an I/O port, it is same as PB5.

When it is configured to test pattern output, a vedio signal is output.

12 13 PB2

I/O I/O Port B2. When it is an input pin, it has an internal pull-up resistor. When it is

an output pin, the source/sink current is 5mA.

13 14 PB1/HLFI I/O I/O Port B1 or half frequency input.

14 15 PB0/HLFO I/O I/O Port B0 or half frequency output.

15 16 PB6/IRQ I/O I/O Port B6 or Interrupt Request . When as interrupt request input, it has an internal

pull high resistor. When as an I/O port, it is same as PB3.

16 17 PC7

I/O I/O Port C7. When it is an input pin, it has an internal pull-up resistor. When it is

an output pin, the sink current is 10mA and the source current is 5mA.

17 18 PC6

I/O I/O Port C6. Same as PC7.

18 19 PC5

I/O I/O Port C5. Same as PC7.

19 20 PC4

I/O I/O Port C4. Same as PC7.

20 21 PC3

I/O I/O Port C3. Same as PC7.

21 22 PC2

I/O I/O Port C2. Same as PC7.

22 23 PC1/AD1 I/O I/O Port C1 or A/D converter input 0.

23 24 PC0/AD0 I/O I/O Port C0 or A/D converter input 1.

24 25 SDA1/PD1 I/O DDC serial data or I/O Port D1. When it is a DDC interface pin, It is an open- drain

output. When as an I/O port, it is same as Port B.

25 26 SCL1/PD0 I/O DDC serial clock or I/O Port D0. When it is a DDC interface pin, It is an open- drain

output. When as an I/O port, it is same as Port B.

26 27 PA0/DA8 I/O I/O Port A0 or D/A converter 8. This pin can be the output of D/A converter 8

(source/sink = 5mA) or an I/O pin (source = -100uA, sink = 5mA).

27 28 PA1/DA9 I/O I/O Port A1 or D/A converter 9. Same as PA0/DA8.

28 29 PA2/DA10 I/O I/O Port A2 or D/A converter 10. Same as PA0/DA8.

29 30 PA3/DA11 I/O I/O Port A3 or D/A converter 11. Same as PA0/DA8.

30 31 PA4/DA12 I/O I/O Port A4 or D/A converter 12. Same as PA0/DA8.

31 32 PA5/DA13 I/O I/O Port A5 or D/A converter 13. Same as PA0/DA8.

32 33 PA6/VSO I/O I/O Port A6 / VSYNC OUT. This pin can be the output of VSYNC or an I/O pin.

When as an I/O pin, it is same as PA0.

33 34 PA7/HSO I/O I/O Port A7 / HSYNC OUT. This pin can be the output of HSYNC or an I/O pin.

When as an I/O pin, it is same as PA0.

34 35 DA7

O D/A converter 7. Open-drain output. External applied voltage can up to 10V.

35 36 DA6

O D/A converter 6. Open-drain output. External applied voltage can up to 10V.

36 38 DA5

O D/A converter 5. Open-drain output. External applied voltage can up to 10V.

37 39 DA4

O D/A converter 4. Open-drain output. External applied voltage can up to 10V.

38 40 DA3

O D/A converter 3. Open-drain output. External applied voltage can up to 10V.

39 41 HSYNC I HSYNC input. Schmitt trigger input.

40 42 VSYNC I VSYNC input. Schmitt trigger input.

Weltrend Semiconductor, Inc.

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