Boardcon Idea6410 Manual de usuario descargar pdf (Pagina 12)

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IDEA6410 Hardware Reference Guide

2.4．Bootloader startup configuration mode

The main chip S3C6410 supports many kinds of startup mode such as Nand Flash, Nor

Flash, OneNand and SD Card and so on. It selects startup device and mode through

configuring different pins' status when the system started. Below figure 2.5 shows the

startup mode of S3C6410.

XSELNAND ON[4:1] EINT[15:13] Boo-up Device Note

1 0000 XXX Nand Flash

512k page size,

addressing cycle

is 3 clock

1 0001 XXX Nand Flash

512k page size,

addressing cycle

is 4 clock

1 0010 XXX Nand Flash

2048k page size,

addressing cycle

is 4 clock

1 0011 XXX Nand Flash

2048k page size,

addressing cycle

is 5 clock

X 0100 XXX SROM(8bit) -

X 0101 XXX SROM(16bit) -

0 0110 XXX OneNand

Can not use Nand

Flash

X 0111 XXX Modem

SCn2 can not be

connected with

SROM

X 1111 000 Internal ROM

access0

X 1111 001 Internal ROM OneNand -

1 1111 010 Internal ROM

Nand

Flash

512k page size,

addressing cycle

is 3 clock

1 1111 011 Internal ROM

Nand

Flash

512k page size,

addressing cycle

is 4 clock

1 1111 100 Internal ROM

Nand

Flash

2048k page size,

addressing cycle

is 4 clock

1 1111 101 Internal ROM

Nand

Flash

2048k page size,

addressing cycle

is 5 clock

1 2 ... 7 8 9 10 11 12 13 14 15 16 17 ... 40 41

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Boardcon Idea6410 Manual de usuario Pagina 12

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