3 tpic registers, 1 tpcfg registers – Texas Instruments TMS320TCI6486 User Manual
Page 74

EMIC Module Registers
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3.3
TPIC Registers
3.3.1
TPCFG Registers
There are eight TPCFG registers (TPCFG0 through TPCFG7), one per transmit event. This register
configuration is common to all C64x+ megamodules. The TPCFG register details are shown in
and described in
Figure 26. TPCFG Register
31
28
27
16
Reserved
TIME_CFG
0000
R/W-0000 0000
15
8
7
4
3
2
1
0
CNT_CFG
Reserved
TU
CU
TR
CR
R/W-0000 0000
0000
R/W-0
R/W-0
R/W-0
R/W-0
LEGEND: R/W = Read/Write; R = Read only; -n = value after reset
Table 19. TPCFG Register Field Descriptions
Bit
Field
Value
Description
31-28
Reserved
Reserved
27-16
TIME_CFG
Time delay configuration value
15-8
CNT_CFG
Divide by N configuration value
7-4
Reserved
Reserved
3
TU
Write-only bit; reads return 0
0
N/A
1
Enables writes to TIME_CFG
2
CU
Write-only bit; reads return 0
0
N/A
1
Enables writes to CNT_CFG
1
TR
Write-only bit; reads return 0
0
N/A
1
Resets the timer counter
0
CR
Write-only bit; reads return 0
0
N/A
1
Resets the divide by N count
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C6472/TCI6486 EMAC/MDIO
SPRUEF8F – March 2006 – Revised November 2010
Copyright © 2006–2010, Texas Instruments Incorporated