MC33192

10

MOTOROLA ANALOG IC DEVICE DATA

B1

Figure 12. H–Bridge Output Drive Circuit and Diagnostic Encoder

Inh1

Dir 1

E

E

BF1

BF2

ST

Programming

Thermal

S2

S1

S0

Ground

A2

A1

Coil 1

VCC

Coil 2

B2

E

Inh2

Dir2

C

DQ

Q3

D3

Q2

D2

Q5

Q6

Q1

D1

Q4

D4

S2

S1

S0

Status

00

0

00

1

Not Used

Free

No Back EMF

Free

Normal/OK

Thermal

01

0

01

1

10

0

10

1

11

0

11

1

Programming

Selection Failed

Second

H–Bridge

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com