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