Chapter 2 Installation
EC71813CLD2NA SERIES
13
LCD Backlight Control Connector
The board provides one 1x4Pin LCD backlight control connector (Pitch: 2.0mm); the
pin definitions are as follows:
LCDB1
Pin
Signal Name
1
VCC_LCDBKLT
2
LCD_BKLTCTL
3
LCD_BKLTEN
4
GND
Note: VCC_LCDBKLT+12V backlight power (The current is limited below 1A);
LCD_BKLTCTL backlight control (The signal is output as PWM signal via
Pineview D; the voltage amplitude is between 0V3.3V while
the duty cycle is between 0% ~ 100%);
LCD_BKLTEN backlight enable, active high.
Audio Connector
The board provides one dual layer Audio connector and one 2x5Pin AUDIO pin header.
AUDIO1
Pin
Signal Name
1
LINE_OUT
2
MIC_IN
AUDIO2
(Pitch: 2.0mm)
Pin
Signal Name
Pin
Signal Name
1
LOUT_R
2
LOUT_L
3
GND_AUDIO
4
GND_AUDIO
5
LIN_R
6
LIN_L
7
GND_AUDIO
8
GND_AUDIO
9
MIC_L
10
MIC_R
