Header Pinouts; I/O Address Assignments - Rabbit RCM3000 User Manual

C.4 Header Pinouts
Figure C-6 shows the pinouts for the LCD/keypad module.
C.4.1 I/O Address Assignments
The LCD and keypad on the LCD/keypad module are addressed by the /CS strobe as
explained in Table C-2.
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J1
J3
Figure C-6. LCD/Keypad Module Pinouts
Table C-2. LCD/Keypad Module Address Assignment
Address
0xC000
0xCxx0–0xCxx7
0xCxx8
0xCxx9
0xCxxA
0xCxxB (bits 0–6)
0xCxxB (bit 7)
0xCxxC–ExxF
J2
Function
Device select base address (/CS)
LCD control
LED enable
Not used
7-key keypad
7-LED driver
LCD backlight on/off
Not used
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