Texas TMS320C645X Manual De Usuario
www.ti.com
5.105
Serial Port IP Prescalar (IP_PRESCAL)
SRIO Registers
Figure 161. Serial Port IP Prescalar (IP_PRESCAL)
31-16
Reserved
R-0x00
LEGEND: R = Read only; -n = value after reset
15-8
7-0
Reserved
PRESCALE
R-0x00
RW-0x0F
LEGEND: R = Read only; -n = value after reset
Table 135. Serial Port IP Prescalar (IP_PRESCAL) Field Descriptions
Bit
Field
Value
Description
31-8
Reserved
Reserved
7-0
PRESCALE
For different frequencies of the DMA clock, use the formula: [DMA freq * 16/156.25 _ 1] to get the
prescalar value in decimal, where DMA freq is in MHz.
prescalar value in decimal, where DMA freq is in MHz.
06h
66.67 MHz
09h
100MHz
10h
166.67MHz
...
18h
250MHz
...
21h
333Mhz
Serial RapidIO (SRIO)
210
SPRU976 – March 2006