-43-
Control Port Functions
1
OE
IO_ENB
I
2
D0
D0
I
3
D1
D1
I
4
D2
D2
I
5
D3
D3
I
6
D4
D4
I
7
D5
D5
I
8
D6
D6
I
9
D7
D7
I
10
GND
GND
-
11
CK
ADD1_CS
Output Port Chip Select
Enable = L
I
12
Q7
ON_3.3V
3.3V OFF at standby mode
O
13
Q6
TURBO_C
Strobe for Turbo (IC9401)
O
14
Q5
SH_B_ST
Strobe for B sample & hold (IC501)
O
15
Q4
SH_G_ST
Strobe for G sample & hold (IC531)
O
16
Q3
SH_R_ST
Strobe for R sample & hold (IC561)
O
17
Q2
IRM_RS
Reset for IC401
O
18
Q1
MCLK_SW
Switch for MCLK
O
19
Q0
FAN_SW
Switch for FAN
O
20
Vdd
Power 3.3V
-
Pin No.
Name
Function
I/O
●
Output Expander (IC1802, TC74LCX574FT) Port Functions
1
OE1
IO_ENB 1
CS1 Enable = L (OE1 and OE2)
I
2
A1
K11
KEY Scan Input
I
3
A2
K12
KEY Scan Input
I
4
A3
K13
KEY Scan Input
I
5
A4
OPTION1
Option Resistor 1
I
6
A5
OPTION2
Option Resistor 2
I
7
A6
OPTION3
Option Resistor 3
I
8
A7
LAMP_ERR
Lamp Error Input
I
9
A8
S_SW
S-video Detection
I
10
GND
GND
-
11
Y8
D7
O
12
Y7
D6
O
13
Y6
D5
O
14
Y5
D4
O
15
Y4
D3
O
16
Y3
D2
O
17
Y2
D1
O
18
Y1
D0
O
19
OE2
IO_ENB 2
Enable = L (OE1 and OE2)
I
20
Vdd
Power 3.3V
-
Pin No.
Name
Function
I/O
●
Input Expander (IC1811, TC74LCX541FT) Port Functions
Содержание LC-SD10
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