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4 hardware setup: digital interface, 1 isolated usb interface, Hardware setup: digital interface – Maxim Integrated 78M6610+LMU Evaluation Kit User Manual

Page 11: Usb interface

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78M6610+LMU Evaluation Kit User Manual

Rev 1

11

4 Hardware Setup: Digital Interface

4.1 Isolated USB Interface

Switch Description

Description

Default

SW4

Sets host interface mode upon reset

IFC0 Open

IFC1 Closed

SW5

Sets device address upon reset (UART/I

2

C modes)

Both Closed

J12 Jumper Description

J12 Pins

Description

Default

1/2

Connect 78M6610+LMU to USB Controller (U3)

Installed

2/3

Connect 78M6610+LMU to RS485 transceiver (U11)

-

J17 Jumper Description

J17 Pins

Description

Default

1/2

Connect USB Controller to isolation IC (U7)

Installed

2/3

Connect RS485 transceiver to isolation IC (U7)

-

J18 Jumper Description

J18 Pins

Description

Default

1/2

Connect USB Controller to isolation IC (U7)

Installed

2/3

Connect RS485 transceiver to isolation IC (U7)

-

J24A, J24B Jumper Description

J24A/B Pins

Description

Default

1/1

Connects MP0 to LED4

Installed

2/2

SDO/TXD/SDAo

-

3/3

SDI/RXD/SDAi

-

4/4

SPCK/ADDR0

-

5/5

Connects MP4 to LED5

Installed

6/6

SSB/DIR/SCL

-

7/7

Connects MP6/ADDR1 connection to LED2

Installed

8/8

Connects MP7 connection to LED8

Installed

9/9

IFC0

-

10/10

Connects MP10 connection to LED6

Installed

11/11

IFC1

-