Table of Contents

liteboard

Evaluation board for liteSOM.

LiteBoard LiteSOM

Features

  • Ethernet 10/100 (LAN8720A)
  • Host USB 2.0,
  • micro USB
    • serial port debug console connected via FT230XQ,
    • can be used as a power source for liteboard,
  • micro SD card socket,
  • switches:
    • power switch,
    • reset switch,
    • dip switch to configure boot order,
  • LCD backlight LED driver (TPS61042DRBR),
  • 3 x 40 pin headers (up to 100 signal lines available),
  • DC2.5/5.5 power supply socket (5 ÷ 12VDC allowed).

Schematics

Datasheet

Boot switches configuration

liteboard v1.3

Boot from SD card

BMODE0 BMODE1 BT_CFG1[7] BT_CFG1[6] BT_CFG1[5] BT_CFG2[3]
ON
OFF OFF OFF OFF OFF
1 2 3 4 5 6

Boot from eMMC memory

BMODE0 BMODE1 BT_CFG1[7] BT_CFG1[6] BT_CFG1[5] BT_CFG2[3]
ON ON ON
OFF OFF OFF
1 2 3 4 5 6

liteboard v1.2

Boot from SD card

BMODE0 BMODE1 BT_CFG1[7] BT_CFG1[6] BT_CFG1[5] BT_CFG2[3]
ON ON
OFF OFF OFF OFF
1 2 3 4 5 6

Boot from eMMC memory

BMODE0 BMODE1 BT_CFG1[7] BT_CFG1[6] BT_CFG1[5] BT_CFG2[3]
ON ON ON ON
OFF OFF
1 2 3 4 5 6