WT6014 データシートの表示（PDF） - Weltrend Semiconductor
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WT6014 Datasheet PDF : 19 Pages
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WT6014
Digital Monitor Controller
PIN DESCRIPTION
Ver. 1.21 Jul-31-1998
Pin No. Pin Name I/O
40 42
Descriptions
11
22
33
44
55
DA2
DA1
DA0
/RESET
VDD
O D/A converter 2. Open-drain output. External applied voltage can up to 10V.
O D/A converter 1. Open-drain output. External applied voltage can up to 10V.
O D/A converter 0. Open-drain output. External applied voltage can up to 10V.
I Reset. Active low. Schmitt trigger input, Internal pull high.
Power supply (+5V).
67
GND
Ground (0V).
78
89
9 10
OSCO
OSCI
PB5
10 11
11 12
12 13
13 14
14 15
15 16
16 17
PB4
PB3
PB2
PB1
PB0
/IRQ
PC7
17 18
18 19
19 20
20 21
21 22
22 23
23 24
24 25
25 26
26 27
PC6
PC5
PC4
PC3
PC2
PC1
PC0
SDA
SCL
PA0/DA8
27 28 PA1/DA9
28 29 PA2/DA10
29 30 PA3/DA11
30 31 PA4/DA12
31 32 PA5/DA13
32 33 PA6/VSO
33 34 PA7/HSO
34 35
35 36
36 38
37 39
38 40
39 41
40 42
DA7
DA6
DA5
DA4
DA3
HSYNC
VSYNC
O Oscillator Output. Connects a 8MHz crystal.
I Oscillator Input. Connects a 8MHz crystal.
I/O I/O Port B5. When it is an input pin, it has an internal pull-up resistor. When it is
an output pin, the sink current is 5mA and the source current is 5mA.
I/O I/O Port B4. Same as PB5.
I/O I/O Port B3. Same as PB5.
I/O I/O Port B2. Same as PB5.
I/O I/O Port B1. Same as PB5.
I/O I/O Port B0. Same as PB5.
I/O Interrupt Request . It has an internal pull high resistor.
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.
I/O I/O Port C6. Same as PC7.
I/O I/O Port C5. Same as PC7.
I/O I/O Port C4. Same as PC7.
I/O I/O Port C3. Same as PC7.
I/O I/O Port C2. Same as PC7.
I/O I/O Port C1. Same as PC7.
I/O I/O Port C0. Same as PC7.
I/O DDC serial data.
I/O DDC serial clock.
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).
I/O I/O Port A1 or D/A converter 9. Same as PA0/DA8.
I/O I/O Port A2 or D/A converter 10. Same as PA0/DA8.
I/O I/O Port A3 or D/A converter 11. Same as PA0/DA8.
I/O I/O Port A4 or D/A converter 12. Same as PA0/DA8.
I/O I/O Port A5 or D/A converter 13. Same as PA0/DA8.
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.
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.
O D/A converter 7. Open-drain output. External applied voltage can up to 10V.
O D/A converter 6. Open-drain output. External applied voltage can up to 10V.
O D/A converter 5. Open-drain output. External applied voltage can up to 10V.
O D/A converter 4. Open-drain output. External applied voltage can up to 10V.
O D/A converter 3. Open-drain output. External applied voltage can up to 10V.
I HSYNC input. Schmitt trigger input.
I VSYNC input. Schmitt trigger input.
Weltrend Semiconductor, Inc.
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