Fujitsu MB91460 SERIES Gebruikershandleiding - Pagina 28

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Fujitsu MB91460 SERIES Gebruikershandleiding

3.8 Memories (SRAM/Flash)

Flash ROM can be accessed 8bit or 16bit wide. This is selectable by jumpers JP40, JP42

SRAM and SDRAM can be accessed 16 bit wide.

The memories can be disabled by jumpers JP41(Flash) and JP44(SRAM) to use the

ChipSelectLines CSX0 and CSX1 for the graphic interface.

Jumper

JP40

(Flash 8/16bit)

JP42:

(Flash A0/D16)

JP41:

(Flash Enable)

JP44:

(SRAM Enable)

JP46:

(MCLKO=MCKLI)

FMEMCU-UG-910053-16

SK-91467R-176PMC User Guide

Chapter 3 Jumpers and Switches

Setting

Description

1-2

Flash is used in 16bit mode

2-3

Flash is used in 8bit mode

1-2

Flash is used in 16bit mode

2-3

Flash is used in 8bit mode

1-2

Flash is enabled

2-3

Flash is disabled

1-2

SRAM is enabled

2-3

SRAM is disabled

closed

MCLKO connected to MCKLI

open

MCLKO not connected to MCKLI

Table 3-15: Flash/SRAM setting

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