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Application Note 18 2015-02-11

Revision 1.0

ISO2H823V2.5 Evaluation Board

Board Manual

Getting Started

3.3 Setting up the board for the serial mode

Follow the steps before powering up the board

• Connect Jumper JP3 to VCC (Connection 2-3).

• Remove Jumper on JP1 and JP2, if you are planing to externally control the serial mode.

• Ensure that the following signal levels are present from your control board:

–CS

–MS0, MS1

–ODIS

– SYNC

–SDI

–SDO

–SCLK

– CRCERR

Figure 15 Jumper setting for serial access

If it is not intended to change the used SPI transfer mode by the attached controller, the SPI Mode can be set by

placing jumpers JP1 and JP2 according Table 2. As an example the setup for SPI mode 2 is shown in Figure 16.

Mode

Selection

Jumper

Serial_Setup.emf

1 2 ... 13 14 15 16 17 18 19 20 21 22 23 ... 26 27

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Drivedata DR2 Fiche technique Page 18