STMicroelectronics Fully integrated stepper motor driver based on the L6472 EVAL6472H EVAL6472H Data Sheet
Product codes
EVAL6472H
Board description
EVAL6472H
4/11
Doc ID 022980 Rev 1
Table 4.
Slave SPI connector pinout (J11)
Pin
number
Type
Description
1
Open drain output
L6472 BUSY output
2
Open drain output
L6472 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 J10)
6
Digital input
SPI serial clock signal (connected to L6472 CK input)
7
Digital input
SPI master OUT slave IN signal (connected to L6472 SDO
output)
output)
8
Digital input
SPI slave select signal (connected to L6472 CS input)
9
Digital input
L6472 step-clock input
10
Digital input
L6472 standby/reset input