L99MD01 Datasheet, PDF (12/54 Pages) STMicroelectronics – Internal PWM generation

Pin definitions and functions
L99MD01
Table 3.
Pin
24
30
Pin description (continued)
Symbol
CSN
Function
SPI CSN chip select: this input is active low and requires CMOS logic
levels. The serial data transfer between the L99MD01 and micro
controller is enabled by pulling the input CSN to low level.
SCK
SPI serial clock input: this input controls the internal shift register of
the SPI and requires CMOS logic levels.
Figure 3. Pin connection (top view- not in scale)
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Doc ID 17242 Rev 6