cExpress-EL User’s Guide
PICMG COM.0 R3.0
Page 13
Copyright © 2021 ADLINK Technology, Inc.
Up to 4 serial ports are supported in standard BIOS including Super I/O on the carrier
COM Port
Description
IRQ
Address
Console Redirection Support
COM 1
Supported by module (SER0, A98/A99), via EC
4
0x3F8
Yes
COM 2
Supported by module (SER1, A101/A102), via EC
3
0x2F8
Yes
COM 3
Supported by Super I/O (W83627DHG) on carrier board
5
0x240
Yes
COM 4
Supported by Super I/O (W83627DHG) on carrier board
7
0x248
Yes
SER0, SER1 from SoC HSUART is a BOM option supported by project basis
LPC Bus
Low Pin Count bus extends from an eSPI to LPC bridge IC.
GPIO or SD
4 GPO and 4 GPI (GPI with interrupt), SD/GPIO muxed design, switched by BIOS setting
SD functions as storage device on Windows 10 Enterprise (support on Yocto Linux is TBC)
eMMC
16/32/64GB, build option by project basis
eMMC functions as boot-up device on Windows 10 Enterprise and Yocto Linux
SATA
2x SATA 6Gb/s (SATA 0,1)
Real-time I/O
(under planning, TBC)
8x GPIO, I2C, 2x UART are BIOS configurable and managed by ARM Cortex M7 core for real-time applications
Note: The above interfaces are BOM options and supported by project basis