System Memory; Internal Sd Memory Card; Video Subsystem - Honeywell MX7 Reference Manual

System Memory

The CPU configuration supports 128MB SDRAM, 128MB SD card. The system optimizes for the amount of SDRAM
available.
Internal flash is used for boot loader code and system low-level diagnostics code. Bootloader code is validated at system
startup. The UUID required by CE 5.0 is stored in the boot flash. A second copy of the bootloader code is stored on the internal
SD Flash drive, so that if a damaged bootloader is detected, it may be re-flashed correctly.

Internal SD Memory Card

The MX7 has one SD card interface for storage of operating system and program code, as well as persistent storage. The SD
slot is accessible from the battery compartment and ships with a 128MB SD Flash card. Larger capacity flash cards are
available.
The internal SD flash card supports a FAT file system, via a special device driver, and appears to the OS as a folder. This
allows the contents to be manipulated via the standard Windows CE interface. Operating system files are hidden on this drive
with a terminal unique identifier in the internal flash, to prevent them being accidentally erased. In addition, the registry hive
files are stored on this device. At least 32MB of Flash is available for customer use.

Video Subsystem

The touchscreen is a 3.5" (8.9 cm) diagonal viewing area, ¼ VGA 320 by 240 pixel TFT Reflective Active Color LCD.
Backlighting is available and can be turned on and off with key sequences. The turn-off timing is configured through the Start >
Settings > Control Panel > Display > Backlight icon. The display controller supports Microsoft® Windows® CE 5 graphics
modes.
A touchscreen allows mouse functions (tapping on the display or signature capture) using a stylus. The touchscreen has an
actuation force with finger less than 100 grams. The color display has an LED backlight and is optimized for indoor use.
The display appears black when the MX7 is in Suspend Mode.
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