Artesyn COMX-P2020 Installation and Use (February 2015) - Manual (Page 61)

Controls, LEDs, and Connectors
COMX-P2020 Module Installation and Use (6806800K97E) 61
Signal name LA[26]
Function DDR Speed
(cfg_ddr_speed)
Select Option PU / PD Resistors
Default value 1
Supported configuration 0 DDR data rate is less than
500 MHz.
1 DDR data rate is greater
than or equal to 500 MHz.
Signal name TRIG_OUT
Function SerDes PLL
(cfg_srds_pll_toe)
Select Option PU / PD Resistors
Default value 1
Supported configuration 0 Enable PLL lock time-out
counter.
1 Disable PLL lock time-out
counter
Signal name TSEC3_TX_EN
Function cfg_sdhc_cd_pol_sel
Select Option PU / PD Resistors
Default value 1
Supported configuration 0 Polarity is inverted
1 Polarity is not inverted
Signal name LA[24]
Function Core 0 Speed
(cfg_core0_speed)