Board description

EVLPOWERSTEP01

4/8

DocID027006 Rev 1

Table 4. Slave SPI connector pinout (J7)

Pin number

Type

Function

1

Open drain output

powerSTEP01 BUSY output

2

Open drain output

powerSTEP01 FLAG output

3

Ground

Ground

4

Supply

EXT_VDD (can be used as external logic power supply)

5

Digital output

SPI “Master In Slave Out” signal (connected to pin 5 of J5)

6

Digital input

SPI “Serial Clock” signal (connected to powerSTEP01 CK input)

7

Digital input

SPI “Master Out Slave In” signal (connected to powerSTEP01 SDO output)

8

Digital input

SPI “Slave Select” signal (connected to powerSTEP01 CS input)

9

Digital input

powerSTEP01 step-clock input

10

Digital input

powerSTEP01 standby/reset input