Artesyn MVME2502, Installation And Use Manual, Page: 89 / 164

Functional Description
MVME2502 Installation and Use (6806800R96D)
89
LA26 cfg_ddr_speed Yes 1 DDR Controller complex clock
frequency (same as DDR rate) is
greater than or equal to 500 MHZ
(default)
LVDD_VSEL Yes 1 eTSEC, ethernet management, 1588
interfaces = 2.5V
BVD_VSEL[0:1] Yes 11 Local bus and GPIO[8:15] interfaces =
3.3V
CVDD_VSEL[0:1] Yes 00 USB, eSDHC, SPI interface = 3.3V
LA[20:22]
UART_SOUT[0]
TRIG_OUT
MSRCID[1]
MSRCID[4]
DMA1_DDONE_B[0] cfg_en_use[0:7] Yes 111111
11 default
TSEC2_TXD1 cfg_dram_type Yes 1 DDR3 SDRAM selected 1.5V (default)
TSEC2_TXD5 cfg_sdhc_cd_pol_sel Yes 1 SDHC polarity detect = not inverted
TSEC1_TXD[6:4]
TSEC1_TX_ER cfg_rom_loc[0:3] Yes 0110 Location of boot ROM = SPI FLASH
For the following options, no strapping options provided. They are only listed for reference.
LGPL1 cfg_sgmii2 No 1 eTSEC2 interface operates in parallel
interface mode (default)
TSEC_1588_ALARM_
OUT2 cfg_sgmii3 No 1 eTSEC3 interface operates in parallel
interface mode (default)
TSEC_1588_ALARM_
OUT1 cfg_srds_refclk No 1 100MHz SERDES ref clock for PCIE
(default)
LWE1/LBS1 LA[18:19] cfg_host_agt[0:2] No 111 Processor acts as the host root
complex for all PCIE busses(default)
TSEC2_TXD[4:2] cfg_device_ID[7:5] No 111 Rapid IO interface not used => default
values used
Table 4-2 P2020 Strapping Options (continued)
Functional Signal
Name Reset Configuration
Name
Config
Resistor
Options
Default
Value
Description