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C.6.1 Connect the LCD/Keypad Module to Your Prototyping Board
The LCD/keypad module can be located as far as 2 ft. (60 cm) away from the Prototyping
Board, and is connected via a ribbon cable as shown in Figure C-10.
R2
U3
LCD1
Q1
J5
R25
R8
R26
R11
R13
J5
3
1
Q4
4
2
OTHER
LP3500
3.3 V
2.8 V
n.c. = 5 V
KP1
C17
J7
Figure C-10. Connecting LCD/Keypad Module to Prototyping Board
Note the locations and connections relative to pin 1 on both the Prototyping Board and the
LCD/keypad module.
Rabbit offers 2 ft. (60 cm) extension cables. Contact your authorized distributor or a Rab-
bitsales representative for more information.
User's Manual
D2 C1
D1
JP1
R3
C4
C6
U2
U1
C9
C7
R4
R5
CR1
C11
C13
C12
U4
J1
R14
R10
R9
R12
R15
Q6
Q2
Q5
Q7
Q8
U5
U6
J2
U7 C14
RN1
DISPLAY
BOARD
J4
Pin 1
LCD1JA
J6
+5V QD2A QD2B QD1A QD1B GND J5
GND IN3
IN2
IN1
IN0
+5V
Pin 1
R2
Y1
C4
R5
C8 C9
R6
U1
C5
RP1
J1
R9
R10
U2
C14
C25
R19
U4
C29
R20
R18 R22
C30
R16
R17
C31
C32
C33
U5
Y2
C43
R45
C58
C61
R44
R53
R54
R31
R30
C80
C70
R60
C86
R61
R62
R63
L3
R64
L2
U13
C74
C78
RCM33XX
JP2
JP1
J3
J4
VMB– MDB1 MDB2 MDB3 MDB4 VMB+ VMA+ MDA1 MDA2 MDA3 MDA4 VMA–
POWER
R14
R15
U3
L1
J2
R35
DS2
R36
R37
R38
J2
J1
GND
+DC
109
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