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Section 4, Configuration, Solder pads & switch configuration – Rainbow Electronics SBC35-A9260-C12 User Manual

Page 13

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S

ECTION

4

1. Configuration

1.1. Solder pads & switch configuration

Designation

Default setting

Feature

JP1

2-3

Xin OSC Input level voltage

1-2 : 3.3V

2-3: 1.8V

J9

2-3

Slow Clock OSCSEL

1-2: internal RC osc.

2-3: Ext crystal osc.

J14

1-2

VDDBU

1-2: Lithium 3V Battery

2-3: 1.8V from VDDCORE

J15

1-2

NAND chipselect

opened: nand chipselect not connected

closed: nand chipselect connected

SW3

on

CF mode selection

on: CF interface in true ide mode

off: CF interface in memory/io mode

S1

opened

Boot configuration

opened: boot from internal ROM

closed: boot from NCS0

Datasheet USG-00001-B01

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