Zilog EZ80190 Uživatelský manuál stáhnout pdf (Strana 36)

eZ80190 Development Kit

User Manual

eZ80Acclaim! Development Platform UM014108-0810

The eZ80190 MCU features 8 KB of internal SRAM in the address range

E000h

–

FFFFh

and 1 KB of MACC RAM in the address range

DC00h

–

DFFFh

. Internal RAM can be mapped anywhere in the 16 MB address

space in 64 KB steps (

DC00h

–

FFFFh

DC00h

–

FFFFFFh

). The software

included in the eZ80190 Development Kit assumes internal RAM in the

range

E000h

–

FFFFh

for the interrupt vector table. This range overlaps the

address range assigned to Flash memory (

CS0

) on the eZ80190 Module.

The Ethernet controller, located on the eZ80190 Module, is mapped as an

I/O device at address

300h. It uses CS3.

Note:

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Zilog EZ80190 Uživatelský manuál Strana 36