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16-pin LCD connector (J21)
Pin Assignment for Crystal Clear technology CMC216x04 LCD
20-pin JTAG Debug Connector (P3)
An external JTAG debug tool can be connected to a 20-pin P3 debug connector. Jumper J9 must be set to 2-3
position when using an external debugger.
© iSYSTEM, December 2005
Pin No.
Symbol
1
GND
2
Vdd
3
Vo
4
RS
5
R/W
6
E
7
DB0
8
DB1
9
DB2
10
DB3
11
DB4
12
DB5
13
DB6
14
DB7
15
BL+
16
BL-
Not used
CPU_TRST
CPU_TDI
CPU_TMS
CTCK
Not used
CPU_TDO
CPU_RESET
Not used
Not used
Top View
Function
Ground Terminal
Supply Terminal
Power Supply for LCD Driver
Register Select Signal
Read/Write Selection
Enable Signal
Data Bus Line (Not used)
Data Bus Line (Not used)
Data Bus Line (Not used)
Data Bus Line (Not used)
Data Bus Line
Data Bus Line
Data Bus Line
Data Bus Line
LED Backlight Power Supply
LED Backlight Ground
1
2
T3V3
GND
3
4
5
6
GND
GND
7
8
9
10
GND
11
12
GND
13
14
GND
15
16
GND
17
18
GND
19
20
GND
8/16
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