Artesyn COMX-P2020 Installation and Use (February 2015) - Manual (Page 60)

Controls, LEDs, and Connectors
COMX-P2020 Module Installation and Use (6806800K97E) 60
Default value 11
Supported configuration 01 The eTSEC2 controller operated using
the MII protocol (or RMII).
10 The eTSEC2 controller operated using
the GMII protocol (or RGMII).
11 The eTSEC2 controller operated using
the TBI protocol (or RTBI).
Signal name UART_RTS0_B,
UART_RTS1_B
Function eTSEC3 Protocol
(cfg_tsec3_prtcl[0:1])
Select Option PU / PD Resistors
Default value 11
Supported configuration 01 The eTSEC3 controller operated using
the RMII protocol.
10 The eTSEC3 controller operated using
the RGMII protocol.
Others The eTSEC3 controller operated using
the RTBI protocol.
Signal name TSEC_1588_ALARM_OUT1
Function SerDes Reference Clock
(cfg_srds_refclk)
Select Option PU / PD Resistors
Default value 1
Supported configuration 0 125 MHz
1 100 MHz