20-101-0497 Rabbit Semiconductor, 20-101-0497 Datasheet - Page 61

• Manufacturer Part Number: 20-101-0497
• Description: MODULE OP6810 W/O ETH/MEM EXPANS
• Manufacturer: Rabbit Semiconductor

Specifications of 20-101-0497

• Module/board Type: Single Board Computer Module
• Product: Prototyping Accessories
• Processor Type: Rabbit 2000
• Sram: 128 KB
• Flash: 256 KB
• Timers: 8 bit, 10 bit
• Number Of I/os: 24
• Operating Voltage: 9 V to 36 V
• Power Consumption: 1.5 W
• Board Size: 111 mm x 91 mm x 33 mm
• For Use With/related Products: OP6810
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 20-101-497; 20-101-497

A.5 I/O Address Assignments
Table A-5 lists the external I/O addresses for the display and keypad I/O.
PE7 serves as a system-enable control and LCD/keypad strobe. When PE7 is high or in a
high-impedance status, all OP6800 outputs are disabled (digital outputs and display out-
puts are disabled, and RS-485 is at listen status).
User’s Manual
E000–E007
External
Address
E00A
E00B
E008
Table A-5. Display and Keypad Output Addresses
Name
KPEN
LCD
LED
EN
LCD control
Output enable for LEDs
Read keypad and IN12
LED0–LED6 and LCD backlight
Function
57