MPC821 datasheet(5/242 Pages) NXP

5 / 242 page

General Information

MPC8XXFADS Design Specification—Rev 0.1

PRELIMINARY—SUBJECT TO CHANGE WITHOUT NOTICE

1•6

MPC8XXFADS Features

4 MByte, Unbuffered, Synchronous Dram On-Board.

4 MByte EDO 60nsec delay DRAM SIMM. Support for 4 - 32 MByte FPM or EDO

Dram SIMM, with Automatic Dram SIMM identification. 16 Bit Data-Bus Width Sup-

port.

2 MByte Flash SIMM. Support for upto 8 MByte, 5V or 12V Programmable, with Au-

tomatic Flash SIMM identification.

Memory Disable Option for each local memory map slaves.

Board Control & Status Register - BCSR, Controlling Board’s Operation.

Programmable Hard-Reset Configuration via BCSR.

5V only PCMCIA Socket With Full Buffering, Power Control and Port Disable Option.

Complies with PCMCIA 2.1+ Standard.

Module Enable Indications.

10-Base-T Port On-Board, with Stand-By Mode.

Fast-IrDA (4MBps) Port with Stand-By Mode.

Dual RS232 port with Low-Power Option per each port.

On - Board Debug Port Controller with ADI I/F.

MPC8XXFADS Serving as Debug Station for Target System option.

Optional Hard-Reset Configuration Burned in FlashA.

External Tools’ Identification Capability, via BCSR.

Soft / HardB Reset Push - Button

ABORT Push - Button

SingleC 5V Supply.

Reverse / Over Voltage Protection for Power Inputs.

3.3V / 2V MPC Internal Logic OperationD, 3.3V MPC I/O Operation.

Power Indications for Each Power Bus.

Software Option Switch provides 16 S/W options via BCSR.

A. Available only if supported also on the MPC8XX.

B. Hard reset is applied by depressing BOTH Soft Reset & ABORT buttons.

C. Unless a 12V supply is required for a PCMCIA card or for a 12V programmable Flash SIMM.

D. Implemented on Daughter Board.

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

MPC821 датащи(PDF) 5 Page - NXP Semiconductors