Chapter 3
Hardware
28
Reference Manual
CoreModule 720
Note:
The shaded table cells denote power or ground.
Table 3-10
lists the pin signals of the LVDS video header, which provides 20 pins, 2 rows, odd/even pin
sequence (1, 2) with 0.079" (2mm) pitch.
Note:
The shaded table cells denote power or ground.
20
SDVO_I2C_CLK
I2C control signal (Clock) for SDVO device
21
SDVO_I2C_DAT
I2C control signal (Data) for SDVO device
22
RESET
Reset signal
23
+3.3V_1
+3.3 Volt Power 1
24
+2.5V
+2.5 Volt Power
25
+5V_1
+5 Volt Power 1
26
GND8
Ground 8
27
SDVO_TVCLKIN-
SDVO TV-Out Synchronization Clock Input - Negative
28
SDVO_
SDVO TV-Out Synchronization Clock Input - Positive
29
+3.3V_2
+3.3 Volt Power 2
30
+5V_2
+5 Volt Power 2
Table 3-11. LVDS Video Interface Pin Signals (J23)
Pin # Signal
Description
1
+12V
+12 volts for flat panel and backlight
2
VCC_LVDS_CONN
JP3 determines LVDS voltage (+3.3V or +5V)
3
GND
Ground
4
GND
Ground
5
LVDSA_CLK_P
LVDS A Clock Positive
6
LVDSA_CLK_N
LVDS A Clock Negative
7
LVDSA_DAT3_P
LVDS A DATA Positive Line 3
8
LVDSA_DAT3_N
LVDS A DATA Negative Line 3
9
LVDSA_DAT2_P
LVDS A DATA Positive Line 2
10
LVDSA_DAT2_N
LVDS A DATA Negative Line 2
11
LVDSA_DAT1_P
LVDS A DATA Positive Line 1
12
LVDSA_DAT1_N
LVDS A DATA Negative Line 1
13
LVDSA_DAT0_P
LVDS A DATA Positive Line 0
14
LVDSA_DAT0_N
LVDS A DATA Negative Line 0
15
LBKLT_CTL
Panel Backlight Control
16
LVDD_EN
Enable Panel Power
17
LDDC_CLK
Display Data Channel Clock
18
LDDC_DATA
Display Data Channel Data
19
LBKLT_EN
Enable Backlight Inverter
20
NC
Not Connected
Table 3-10. SDVO Interface Pin Signals (J15) (Continued)
Pin # Signal
Description