WT6248v1.01
USB Monitor Controller
PIN DESCRIPTION
L44 S44 42
Pin Name I/O
Description
1
2
3
4
5
6
7
-
8
1
2
3
4
5
-
6
7
8
1
2
3
4
5
-
6
-
7
8
9
D+
I/O USB D+ signal.
PWM2
PWM1
PWM0
/RESET/3V3
NC
VDD
NC
GND
OSCO
OSCI
O PWM2 output (10V open-drain).
O PWM1 output (5V open-drain).
O PWM0 output (5V open-drain).
I
Reset input or +3.3V regulator output for USB transceiver power
No Connection.
+5V power supply.
No Connection.
Ground.
9
9
I/O 12MHz oscillator output.
12MHz oscillator input.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
I
10 PB5/ SDA2
11 PB4/ SCL2
12 PB3/PAT
13 PB2
14 PB1/HFI
15 PB0/HFO
16 /IRQ
17 PC7/SOGIN I/O Port C7 or Sync on Green input.
18 PC6
19 PC5
20 PC4
21 PC3/AD3
22 PC2/AD2
23 PC1/AD1
24 PC0/AD0
25 PA0/SDA1
26 PA1/SCL1
27 PA2/PWM8
28 PA3/PWM9
I/O Port B5 or I2C interface data line.
I/O Port B4 or I2C interface clock line.
I/O Port B3 or test pattern output
I/O Port B2.
I/O Port B1 or half frequency divider input.
I/O Port B0 or half frequency divider output.
I
Interrupt request input. A low level on this can generate interrupt.
I/O Port C6.
I/O Port C5.
I/O Port C4.
I/O Port C3 or ADC input 3.
I/O Port C2 or ADC input 2.
I/O Port C1 or ADC input 1.
I/O Port C0 or ADC input 0.
I/O Port A0 or DDC interface SDA pin.
I/O Port A1 or DDC interface SCL pin.
I/O Port A2 or PWM8 output.
I/O Port A3 or PWM9 output.
29 PA4/PWM10 I/O Port A4 or PWM10 output.
30 PA5/PWM11 I/O Port A5 or PWM11 output.
31 PA6/PWM12 I/O Port A6 or PWM12 output.
32 PA7/PWM13/ I/O Port A7 or PWM13 output or clamp pulse output.
CLAMP
34
35
36
37
-
38
39
40
41
42
43
44
34
35
36
37
38
39
40
41
42
43
-
33 PD0/VOUT
34 PD1/HOUT
35 PD2/PWM7
36 PD3/PWM6
I/O Port D0 or Vsync output.
I/O Port D1 or Hsync output.
I/O Port D2 or PWM7 output.
I/O Port D3 or PWM6 output.
No Connection.
I/O Port D4 or PWM5 output.
I/O Port D5 or PWM4 output.
I/O PWM3 output (10V open-drain).
-
NC
37 PD4/PWM5
38 PD5/PWM4
39 PWM3
40 HIN
I
I
Hsync Input.
Vsync input.
No Connection.
41 VIN
-
NC
44
42 D-
I/O USB D- signal.
Weltrend Semiconductor, Inc.
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