L99SM81V datasheet(5/85 Pages) STMICROELECTRONICS

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L99SM81V

List of tables

DocID027599 Rev 4

5/85

List of tables

Table 1: Pin definition and function.............................................................................................................9

Table 2: Coil voltage synopsis table .........................................................................................................30

Table 3: Absolute maximum ratings .........................................................................................................35

Table 4: Operating range ..........................................................................................................................35

Table 5: ESD protection............................................................................................................................35

Table 6: Thermal data...............................................................................................................................36

Table 7: Thermal warning and thermal shutdown ....................................................................................36

Table 8: Supply and supply monitoring.....................................................................................................36

Table 9: Power on reset............................................................................................................................38

Table 10: Voltage regulator V5V...............................................................................................................38

Table 11: AOUT electrical characteristics.................................................................................................39

Table 12: OUTxn outputs (x = A,B; n = 1,2) .............................................................................................39

Table 13: Charge pump ............................................................................................................................40

Table 14: PWM control .............................................................................................................................41

Table 15: Clock characteristics .................................................................................................................42

Table 16: Digital inputs CTRL1, CTRL2, CTRL3, EN ...............................................................................42

Table 17: Coil voltage acquisition .............................................................................................................42

Table 18: Digital outputs DOUT1, DOUT2................................................................................................43

Table 19: CSN, SCK, SDI input ................................................................................................................43

Table 20: SDO output ...............................................................................................................................43

Table 21: SPI timing..................................................................................................................................44

Table 22: Operation codes .......................................................................................................................47

Table 23: Device application access ........................................................................................................48

Table 24: Device information read access................................................................................................48

Table 25: Address range ..........................................................................................................................48

Table 26: Global Status Byte GSB ...........................................................................................................49

Table 27: Global Status Byte GSB (bit description)..................................................................................50

Table 28: Device information read access operation code.......................................................................51

Table 29: Device information registers .....................................................................................................51

Table 30: SPI mode ..................................................................................................................................52

Table 31: SPI Burst Read .........................................................................................................................52

Table 32: SPI data length .........................................................................................................................52

Table 33: SPI data consistency check ......................................................................................................52

Table 34: Complete device SPI register table ..........................................................................................55

Table 35: Global Status Register GSR .....................................................................................................56

Table 36: Global Status Register GSR (bit description) ...........................................................................56

Table 37: Motor and driver Status Register MSR .....................................................................................58

Table 38: Motor and driver Status Register MSR (bit description) ...........................................................58

Table 39: Global Configuration Register 1 GCR1 ....................................................................................60

Table 40: Global Configuration Register 1 GCR1 (bit description)...........................................................60

Table 41: Global Configuration Register 2 GCR2 ....................................................................................62

Table 42: Global Configuration Register 2 GCR2 (bit description)...........................................................62

Table 43: Motor Control Register 1 MCR1 ...............................................................................................63

Table 44: Motor Control Register 1 MCR1 (bit description)......................................................................63

Table 45: Motor Control Register 2 MCR2 ...............................................................................................65

Table 46: Motor Control Register 2 MCR2 (bit description)......................................................................65

Table 47: Motor Control Register 3 MCR3 ...............................................................................................67

Table 48: Motor Control Register 3 MCR3 (bit description)......................................................................67

Table 49: Motor current reference register MCREF .................................................................................68

Table 50: Motor Current reference register MCREF (bit description).......................................................68

Table 51: Motor Coil Voltage 0° MCVA ....................................................................................................69

Table 52: Motor Coil Voltage 0° MCVA (bit description)...........................................................................69

Table 53: Motor Coil Voltage 90° MCVB ..................................................................................................70

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