Datasheet

eCAP Registers

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32.5.3 Capture-1 Register (CAP1)

NOTE: In APWM mode, writing to CAP1/CAP2 active registers also writes the same value to the

corresponding shadow registers CAP3/CAP4. This emulates immediate mode. Writing to the

shadow registers CAP3/CAP4 invokes the shadow mode.

Figure 32-16. Capture-1 Register (CAP1) [offset = 08h]

31 0

CAP1

R/W-0

LEGEND: R/W = Read/Write; R = Read only; -n = value after reset

Table 32-4. Capture-1 Register (CAP1) Field Descriptions

Bits Field Description

31-0 CAP1 This register can be loaded (written) by :

• Time-Stamp (counter value) during a capture event

• Software - may be useful for test purposes / initialization

• APRD shadow register (CAP3) when used in APWM mode

32.5.4 Capture-2 Register (CAP2)

NOTE: In APWM mode, writing to CAP1/CAP2 active registers also writes the same value to the

corresponding shadow registers CAP3/CAP4. This emulates immediate mode. Writing to the

shadow registers CAP3/CAP4 invokes the shadow mode.

Figure 32-17. Capture-2 Register (CAP2) [offset = 0Ch]

31 0

CAP2

R/W-0

LEGEND: R/W = Read/Write; R = Read only; -n = value after reset

Table 32-5. Capture-2 Register (CAP2) Field Descriptions

Bits Field Description

31-0 CAP2 This register can be loaded (written) by:

• Time-Stamp (counter value) during a capture event

• Software - may be useful for test purposes

• APRD shadow register (CAP4) when used in APWM mode

1664

Enhanced Capture (eCAP) Module SPNU562–May 2014

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