EVAL6470

Board description

Doc ID 018622 Rev 1

3/11

Table 1.

EVAL6470: jumper and connector description

Name

Type

Function

J4

Power supply

Board power supply

J2

Power outputs

Bridge A outputs

J3

Power outputs

Bridge B outputs

J10

SPI connector

Master SPI connector

J11

SPI connector

Slave SPI connector

SW

NM test point

External switch connector

VS

Test point

Motor supply voltage

Test point

Internal 3 V regulator output

Test point

Logic interface voltage

GND

Test point

Ground

JP7

Jumper

Selects SPI connector PWM2 GPIO functionality

JP2

Jumper

Daisy chain termination

JP5

Jumper

JP3

Jumper

JP4

Jumper

Selects ADCIN source

Table 2.

EVAL6470: master SPI connector pinout (J10)

Pin number

Description

1

L6470 BUSY open drain output

2

L6470 FLAG open drain output

3

Ground

4

EXT_VDD (can be used as external logic power supply)

5

SPI master in, slave out signal (connected to L6470 SDO output through

daisy chain termination jumper JP2)

6

SPI serial clock signal (connected to L6470 CK input)

7

SPI master out, slave in signal (connected to L6470 SDI input)

8

SPI slave select signal (connected to L6470 CS input)

9PWM1 input

10

PWM2 input

Obsolete

Product(s)

- Obsolete

Product(s)