Texas-instruments TMS320C645x DSP Uživatelský manuál stáhnout pdf (Strana 119)

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5.33 MAC Configuration Register (MACCONFIG)

EMAC Port Registers

The MAC configuration register (MACCONFIG) is shown in Figure 61 and described in Table 61 .

Figure 61. MAC Configuration Register (MACCONFIG)

31 24 23 16

TXCELLDEPTH RXCELLDEPTH

R-24 R-68

15 8 7 0

ADDRESSTYPE MACCFIG

R-2 R-3

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

Table 61. MAC Configuration Register (MACCONFIG) Field Descriptions

Bit Field Value Description

31-24 TXCELLDEPTH Transmit cell depth. These bit indicates the number of cells in the transmit FIFO.

23-16 RXCELLDEPTH Receive cell depth. These bits indicate the number of cells in the receive FIFO.

15-8 ADDRESSTYPE Address type

7-0 MACCFIG MAC configuration value

SPRU975B – August 2006 Ethernet Media Access Controller (EMAC)/Management Data Input/Output (MDIO) 119

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Texas-instruments TMS320C645x DSP Uživatelský manuál Strana 119