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The connector on the FMod-IPAXESCTRL board has the same pin
configuration as the one of the LCD (allowing an easy flat-cable connection),
but the LCD has to be used in 4bits data mode only.
Board
connector pinout:
J8
1
GND
2
5V
3
VO (Contrast)
4
RS
5
R/W
6
E
7
- (nc)
8
- (nc)
9
- (nc)
10
- (nc)
11
DB4
12
DB5
13
DB6
14
DB7
Backlight 5V with a 33Ohm
15
resistor already in series.
16
Backlight GND
Keyboard
The board offers the possibility to
connect two kind of MATRIX
KEYBOARDS: 2x4 or 4x4.
Board
connector pinout
J4(up)
:
version)
1
Column 0
2
Column 1
3
Line 3
4
Line 2
5
Line 1
6
Line 0
Board
J4(down)
1
Column 0
2
Column 1
3
Column 2
4
Column 3
5
Line 2
6
Line 3
7
Line 1
8
Line 0
(2x4
connector pinout
(4x4 version)
:
FMod-IPAXESCTRL User Manual v.1.5
13 / 70
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