Section 3.2, Section 3.3 – Texas Instruments TMS320DM36X User Manual

Page 61

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EMAC Control Module Registers

3.2

EMAC Control Module Software Reset Register (CMSOFTRESET)

The software reset register (CMSOFTRESET) is shown in

Figure 13

and described in

Table 9

.

Figure 13. EMAC Control Module Software Reset Register (CMSOFTRESET)

31

16

Reserved

R-0

15

1

0

Reserved

SOFTRESET

R-0

R/W-0

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

Table 9. EMAC Control Module Software Reset Register (CMSOFTRESET) Field Descriptions

Bit

Field

Value

Description

31-1

Reserved

0

Reserved

0

SOFTRESET

Software reset.

0

No effect.

1

Causes the EMAC control module logic to be reset. Software reset occurs on the clock following the
register bit write.

3.3

EMAC Control Module Emulation Control Register (CMEMCONTROL)

The emulation control register (CMEMCONTROL) is shown in

Figure 14

and described in

Table 10

.

Figure 14. EMAC Control Module Emulation Control Register (CMEMCONTROL)

31

16

Reserved

R-0

15

2

1

0

Reserved

SOFT

FREE

R-0

R/W-0

R/W-0

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

Table 10. EMAC Control Module Emulation Control Register (CMEMCONTROL)

Field Descriptions

Bit

Field

Value

Description

31-2

Reserved

0

Reserved

1

SOFT

Emulation soft bit. This bit is used in conjunction with FREE bit to determine the emulation suspend
mode. This bit has no effect if FREE = 1.

0

Soft mode is disabled. EMAC control module stops immediately during emulation halt.

1

Soft mode is enabled. During emulation halt, EMAC control module stops after completion of current
operation.

0

FREE

Emulation free bit. This bit is used in conjunction with SOFT bit to determine the emulation suspend
mode.

0

Free-running mode is disabled. During emulation halt, SOFT bit determines operation of the EMAC
control module.

1

Free-running mode is enabled. During emulation halt, the EMAC control module continues to operate.

61

SPRUFI5B – March 2009 – Revised December 2010

Ethernet Media Access Controller (EMAC)/Management Data Input/Output

(MDIO)

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