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UM0839 Datasheet(PDF) 7 Page - STMicroelectronics

Part # UM0839
Description  ST L9942 evaluation board
PDF  32 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

UM0839 Datasheet(HTML) 7 Page - STMicroelectronics

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UM0839
Hardware description
Doc ID 16519 Rev 2
7/32
3
Hardware description
The L9942 demonstration board provides all the main input/output capabilities necessary to
correctly drive a DC motor and supply also diagnostic functionalities.
●
DI, CS, SCK, SO, SI, EN, PWM accessibility by test point.
●
EN and VS LED indicator.
3.1
Block diagram
Figure 3.
Application diagram
3.1.1
Microcontroller
●
Standard connector for ST10xx family.
●
PWM input
●
Configuration and Diagnostic of L9942 via SPI
●
Possibility to connect to others micros by wire adaptor
PC
L9942
Board
Stepper
Motor
MICRO



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