Signal Descriptions
MOTOROLA
MPC821FADS-DB USER’S MANUAL
5-9
5.1.2 P7—LCD Panel Connector
The LCD panel connector is a 40-pin (2x20) header connector that is compatible with the
LCD panel connector on the MPC821ADS board. To allow MPC821 users to migrate
conveniently, the signals are assigned so that panels connected to the MPC821ADS board
can be connected directly.
Table 5-8. P7 Interconnect Signals
PIN
SIGNAL INPUT/OUTPUT
DESCRIPTION
1
SHIFT_C
I/O
LCD Shift Clock
2
GND
—
3
4
5
LOE
I/O
LCD Output Enable for TFT displays or passive
panels LCD_AC signal.
6
GND
—
7
HSYNC
I/O
Horizontal Sync signal. Displays line beginning mark.
8
GND
—
9
VSYNC
I/O
Vertical Sync signal. Displays new frame beginning
mark.
10
GND
—
11
12
13
LD0
I/O
LCD Data line 0
14
GND
—
15
LD1
I/O
LCD Data line 1
16
GND
—
17
LD2
I/O
LCD Data line 2
18
GND
—
19
LD3
I/O
LCD Data line 3
20
GND
—
21
LD4
I/O
LCD Data line 4
22
GND
—
23
LD5
I/O
LCD Data line 5
24
GND
—
25
LD6
I/O
LCD Data line 6
26
GND
—
27
LD7
I/O
LCD Data line 7
28
GND
—
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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