Motorola M68EZ328ADS user manual Emu Rom, Interface of EMU ROM

Freescale Semiconductor, Inc.

Hardware Description and Board Operation

When S2-1 is ON, *CSA0 is connected to FLASH0. When S2-2 is ON, *CSA1 is connected to FLASH1. In Normal Mode, FLASH0 is the boot ROM. User can reprogram Flashes with

their own application program. For more details on flash memory programming, please refer to Appendix C .ARCHIVED BY FREESCALE SEMICONDUCTOR, INC. 2005

Semiconductor, Inc.

SEMICONDUCTOR, INC. 2005

3.6.3 EMU ROM

MC68EZ328

		8x8-Bit EMU ROM
EMUCS	OR
A16	Gate	CS
OE		OE
WE		WE
A[0..15]		A[0..15]
D[8..15]		D[8..15]

Figure 3-3. Interface of EMU ROM

Freescale

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The M68EZ328ADS v2.0 is equipped with one 64K-byte EMU ROM. Figure 3-3shows the interface of the EMU ROM. This EMU ROM has already been programmed with the SDS monitor and the Metrowerks monitor when the board is shipped out from the factory.

MOTOROLAM68EZ328ADS v2.0 USER’S MANUAL3-20

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