20-101-0526 Rabbit Semiconductor, 20-101-0526 Datasheet - Page 99

• Manufacturer Part Number: 20-101-0526
• Description: COMPUTER SNGLBD LP3510 FOX7.4MHZ
• Manufacturer: Rabbit Semiconductor

Specifications of 20-101-0526

• Module/board Type: Single Board Computer Module
• Product: Modules
• Processor Type: Rabbit 3000
• Sram: 512 KB
• Flash: 512 KB
• Timers: 8 bit, 10 bit
• Number Of I/os: 26
• Backup Battery: 3 V Lithium Coin Type
• Operating Voltage: 3 V to 30 V
• Board Size: 93 mm x 66 mm x 11 mm
• Description/function: Computer Module
• For Use With/related Products: LP3510
• Lead Free Status / RoHS Status: Vendor undefined / Vendor undefined

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.
User’s Manual
NOTE: Note that there are no connections from headers J2 and J3 of the LCD/keypad
module to the LP3500. These headers interface to the keypad and to the LEDs on the
LCD/keypad module, and need to be interfaced to the digital I/O on the LP3500 if you
need keypad or LED functionality. The LEDs may be driven by an active signal either
in software or in hardware.
Table C-2. LCD/Keypad Module Address Assignment
0xE000
0xExx0–0xExx7
0xExx8
0xExx9
0xExxA
0xExxB (bits 0–6)
0xExxB (bit 7)
0xExxC–ExxF
Figure C-6. LCD/Keypad Module Pinouts
Address
Device select base address (/CS)
LCD control
LED enable
Not used
7-key keypad
7-LED driver
LCD backlight on/off
Not used
Function
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