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UM0839 Folha de dados(PDF) 23 Page - STMicroelectronics

Nome de Peças UM0839
Descrição Electrónicos  ST L9942 evaluation board
PDF  32 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

UM0839 Folha de dados(HTML) 23 Page - STMicroelectronics

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UM0839
Configure L9942 graphic user interface
Doc ID 16519 Rev 2
23/32
Figure 16.
Motor control command field
11.2.1
EN switch
This switch controls EN input signal of L9942 to make the device in standby mode or active
mode.
11.2.2
PWM duty-cycle and frequency control
●
PWM duty-cycle control
Figure 17.
Example of PWM cycle control
●
PWM frequency control
Range
[0, 100] %
Step
1
Default
50%
Range
[20,1000] Hz
Step
1
Default
200Hz



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