--27--
L50S(AUO)Technical Service Manual
PIN DESCRIPTION
Pin No.
Pin Name
I/O
Description
L44 S44 42 40
1 1 1 -
PE3/PWM15
I/O
Port E3 or PWM15
2 2 2 -
PE2/PWM14
I/O
Port E2 or PWM14
3 3 3 2
PE1/PWM1
I/O
Port E1 or PWM1
4 4 4 3
PE0/PWM0
I/O
Port E0 or PWM0 (12 bits)
5
5
5
4 NRES/3.3V
I/O Reset input or +3.3V regulator output
6 6 6 5
VDD3.3V
P
+3.3V power supply
7 7 6 5
VDD5V
P
+5V power supply
8 8 7 6
GND
P
Ground
9 9 8 7
OSCO
O
12Mhz
or
24MHz
oscillator
output
10 10 9 8 OSCI
I 12Mhz or 24MHz oscillator input
11 11 10 9 PB6/SDA2
I/O
Port B6 or IIC SDA
12 12 11 10 PB5/SCL2
I/O
Port B5 or IIC SCL
13 13 12 11 PB4/PAT
I/O
Port B4 or test pattern output
14 14 13 12 PB3/FDO/T0
I/O Port B3 or frequency divider output
15 15 14 13 PB2/FDI/T1
I/O Port B2 or frequency divider input
16 16 15 14 PB1/NIRQ2
I/O Port B1 or External interrupt II request input
17 17 16 15 PB0/NIRQ1
I/O Port B0 or External interrupt I request input
18 18 17 16 PC7/SOGIN/P17
I/O Port C7 or Sync on Green input or 8031 P1.7
19 19 18 17 PC6/RIN/P16
I/O Port C6 or 8031 P1.6
20 20 19 18 PC5/GIN/P15
I/O Port C5 or 8031 P1.5
21 21 20 19 PC4/BIN/P14
I/O Port C4 or 8031 P1.4
22
22
21
20 PC3/AD3
I/O Port C3 or ADC input 3
23 23 22 21 PC2/AD2
I/O Port C2 or ADC input 2
24 24 23 22 PC1/AD1
I/O Port C1 or ADC input 1
25 25 24 23 PC0/AD0
I/O Port C0 or ADC input 0
26 26 25 24 PA0/SDA1/TXD
I/O Port A0 or DDC SDA pin or RS232C TXD
27 27 26 25 PA1/SCL1/RXD
I/O Port A1 or DDC SCL pin or RS232C RXD
28 28 27 26 PA2/PWM8
I/O
Port A2 or PWM8
29 29 28 27 PA3/PWM9
I/O
Port A3 or PWM9
30 30 29 28 PA4/PWM10
I/O
Port A4 or PWM10
31 31 30 29 PA5/PWM11/(1/2HO) I/O Port A5 or PWM11 or 1/2 HOUT
32 32 31 30 PA6/PWM12/(1/2VO) I/O
Port
A6
or
PWM12
or
1/2 VOUT
33 33 32 31 PA7/PWM13/CLAMP I/O
Port A7 or PWM13 or CLAMP output
34 34 33 32 PD0/VOUT
I/O Port D0 or VSYNC output
35 35 34 33 PD1/HOUT
I/O Port D1 or HSYNC output
36
36
35
34 PD2/PWM7/P13
I/O Port D2 or PWM7 or 8031 P1.3
- 37 - -
NC
No
Connection
37
38
36
35 PD3/PWM6/P12
I/O Port D3 or PWM6 or 8031 P1.2
38
39
37
36 PD4/PWM5/P11
I/O Port D4 or PWM5 or 8031 P1.1
39
40
38
37 PD5/PWM4/P10
I/O Port D5 or PWM4 or 8031 P1.0
40
41
39
38 PD6/PWM3/HIN2
I/O Port D6 or PWM3 or HSYNC
II
Input
41 42 40 39
HIN1
I HSYNC
I
Input.
42 43 41 40
VIN1
I VSYNC
I
input.
43
44
42
1 PD7/PWM2/VIN2
I/O Port D7 or PWM2 or VSYNC
II
Input
44 - - -
NC
No
Connection
Summary of Contents for ImageQuest L50 AUO
Page 1: ...TFT LCD Color Monitor TECHNICAL SERVICE MANUAL L50S AUO...
Page 30: ......
Page 31: ......
Page 32: ......
Page 33: ......
Page 34: ......
Page 35: ...0 0 0 0 0 0 0...
Page 36: ...1 1 1...
Page 37: ...0 1 1 1 1 1 0...
Page 44: ......
Page 45: ......
Page 46: ......
Page 47: ......
Page 48: ......
