UM0759

System description

Doc ID 16058 Rev 2

5/26

2

System description

2.1

Introduction

The L9958 evaluation board is a standalone evaluation board for the L9958 devices.

The L9958 is an SPI controlled H-bridge, designed for the control of DC and stepper motors

in safety critical applications and under extreme environmental

2.2

Main components

●

L9958 device with 34x4 connectors can be connected to the MCU evaluation board

●

Main GUI

Figure 1.

System connection

Figure 2.

System diagram

DC motor

12V Power supply

SPI,PWM,IO

IO header

PC