MAC7200 datasheet(800/976 Pages) FREESCALE

800 / 976 page

Functional Description

MAC7200 Microcontroller Family Reference Manual, Rev. 2

722

Freescale Semiconductor

Figure 32-43 and Figure 32-44 show the Unified Channel running in OPWMC with leading and trailing

dead time, respectively.

Figure 32-43. Output PWMC with leading dead time insertion

Figure 32-44. Output PWMC with trailing dead time insertion

$000303

$000000

selected counter bus

Time

Match A1

A1 value1

$000303

$000200

update to A1

$000200

Match A1

$xxxxxx

$000200

output flip-flop

Notes:

1. UCAn = A1

2. UCBn = B1

Match A1

$000303

Match A1

$000200

$000000

internal counter

Time

update to B1

$000010

Match B1

$000010

Match B1

B1 value2

A2 = A1according to OUn bit

B2 = B1according to OUn bit

MODE[0]= 1

$000303

$000000

selected counter bus

Time

Match A1

A1 value1

$000303

$000200

update to A1

$000200

Match A1

$xxxxxx

$000200

output flip-flop

Notes:

1. UCAn = A1

2. UCBn = B1

Match A1

$000303

Match A1

$000200

$000000

internal counter

Time

update to B1

$000010

Match B1

$000010

Match B1

B1 value2

Time

A2 = A1according to OUn bit

B2 = B1according to OUn bit

MODE[0]= 0

MAC7200 Datasheet(PDF) 800 Page - Freescale Semiconductor, Inc

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