beautypg.com

Programming model, 1 overview, 2 reset configuration – Artesyn MVME2500 ECC Installation and Use (August 2014) User Manual

Page 119: 1 overview 7.2 reset configuration, Table 7-1, Por configuration settings, Chapter 7

background image

Chapter 7

MVME2500-ECC Installation and Use (6806800N30F)

119

Programming Model

7.1

Overview

This chapter includes additional programming information for the MVME2500-ECC.

7.2

Reset Configuration

The MVME2500-ECC supports the power-on reset (POR) pin sampling method for processor
reset configuration. Each option and the corresponding default setting are described in the
following table.

Table 7-1 POR Configuration Settings

CONFIG

CONFIG PINS

CONFIG

SELECTION

REMARKS

1

CCB Config

LA[29:31]

000

41: CCB CLOCK-400 MHz

2

DDR PLL Config

TSEC_1588_CLK_O
UT
TSEC_1588_PULSE_
OUT1
TSEC_1588_PULSE_
OUT2

001

8:1 DDR PLL-800 MHz

DDR rate is twice the
value of the DDR
controller frequency,
which is then divided by
two through the
software.

3

Core 0 PLL

LBCTL, LALE
LGPL2/LOE/LFRE

110

3:1 CORE CLOCK PLL
(1200 MHz)

For 1200 MHz board
configuration

100

2:1 CORE CLOCK PLL (800
MHz)

For 800 MHz board
configuration

4

Core 1 PLL

LWE0, UART_SOUT1

110

3:1 CORE CLOCK PLL
(1200 MHz)

For 1200 MHz board
configuration

100

2:1 CORE CLOCK PLL (800
MHz)

For 800 MHz board
configuration

5

CPU Boot
Config

LA27, LA16

10

e500 core 0 is allowed to
boot without waiting for
configuration by an
external master, while
e500 core 1 is prevented
from booting until
configured by an external
master or the other core.