8085 Microprocessor Training Kit CPU

Technical Specification 

• 8085 operating at 3.072 MHz
• Memory: Three 28 pin JEDEC sockets offer 64k Bytes of memory as in the following configuration ROM: 16K Bytes of monitor program in 27128 EPROM
• RAM: 32K Bytes supplied using 62256 CMOS static RAM with battery backup ROM/RAM: 16K Bytes user expansion using suitable EPROM/SRAM

Peripherals

• 8255: (Two Nos.) One 8255 is supplied to give 24 programmable I/O lines. User can have 48 I/O lines by populating an additional 8255 in the expansion socket
• 8253: 3 programmable interval timers- Timer 0 is used for implementing single step facility, Timer 1 is used for generating baud clock and Timer 2 is available to the user
• 8251: For serial communication. Supports all standard bauds from 110-19200
• 8279: To control 32 keys keyboard and 6-digit half-inch size, seven segment LED display Bus Expansion
• Fully de-multiplexed and buffered TTL compatible bus signals brought out through two 26 pin ribbon cable connectors for expansion
   

Interface Signals

• Parallel I/O: 48 TTL compatible lines (2x8255) brought out through two 26 pin ribbon cable connector.
• Serial I/O: RS-232-C serial interface signals through onboard 9 pin D type female connector.
• Intrrupts : All interrupts except TRAP are available to the user. If single step function is not used, TRAP can also be used by the user
• Power Supply Requriment : +5V DC@900mA approximately DIMENSIONS: Lx Bx H: 365x 275x 55mm approximately
• Weight: 1300 gms approximately
• Housed in an ABS Plastic molded cabinet