SB-X300: Hardware: Revision Notes
From Compulab Mediawiki
Rev 1.4 [04/4/2011]
- SB-X300 baseboard charger functionality improved.
- Improved LCD Backlight circuit
- General purpose push button functionality improved
- Improved power circuit to support on-the fly power source alteration (When E2 is not populated).
- Reduced static noise on audio I/O.
Rev 1.3 [23/8/2010]
- SB-X300 baseboard charger functionality improved.
- Main power source LED added
- SD-Socket circuit changed
- Charger selector jumper circuit improved
- Improved LCD Backlight circuit
- General purpose pushbutton functionality improved
- Improved power circuit
Rev 1.2 [07/5/2010]
- Silk labels for connectors and switches printed on the board.
- Improved reliability of backlight and RS-232 circuits
- SD-Socket circuit changed
- Improved board power circuit.
- Added an additional battery charger and supervisor.
- Improved power circuit
- A general purpose push button added.
- USB OTG power is now applied by CM-X300 PMIC.
Rev 1.1 [04.3.2009]
- 2.5mm audio sockets replaced with 3.5mm sockets
- LCD backlight circuit enabled
- 3.3V and 5V power header added for connecting external devices
- Battery and CM-X300 charger support enabled
- CRT display connector added
Rev 1.0 [22.11.2008]
