FLEX SYSTEM MEMORY MAP
                                      ======================

C000 +===============+   D000 |              |              E000 +============+   F000 |            |
     | System stack  |        |              |                   |            |        |            |
C080 +---------------+        |     Disk     |                   |            |        |            |
     | Input buffer  |   D100 |   Operating  |                   |            |        |            |
C100 +---------------+        |    System    |              E100 |            |   F100 |            |
     |               |        |              |                   |            |        |            |
     |               |   D200 |              |                   |            |        |            |
C200 |               |        |              |              E200 |            |   F200 |            |
     |               |        |              |                   |            |        |            |
     |               |   D300 |              |                   |            |        |            |
C300 |               |   D370 +==============+ Customised   E300 |            |   F300 |            |
     |    Utility    |        |ConsoleEntries|    for            |            |        |            |
     |               |        +--------------+    the            |            |        |            |
C400 |     area      |   D3E5 |Console driver|   target     E400 |            |   F400 |            |
     |               |   D400 +==============+  platform         |            |        |            |
     |               |        |              |                   |            |        |            |
C500 |               |   D500 |              |              E500 |            |   F500 |            |
     |               |        |              |                   |            |        |            |
     |               |        |              |                   |            |        |            |
C600 |               |   D600 |              |              E600 |            |   F600 |            |
     |               |        |              |                   |            |        |            |
     |               |        |              |                   |            |        |            |
C700 +===============+   D700 |              |              E700 |            |   F700 |            |
     |    Printer    |        |              |                   |            |        |            |
     |               |        |              |                   |            |        |            |
C800 |    Spooler    |   D800 |              |              E800 |            |   F800 +============+
C840 +===============+        |              |                   |            |        |BIOS entries|
     |    System/    |        |              |                   |            |   F016 +------------+
C900 |   User FCBs   |   D900 |              |              E900 |            |   F900 |            |
C980 +---------------+        |              |                   |            |        |            |
     | Syst I/O FCBs |        |     File     |                   |            |        |            |
CA00 +===============+   DA00 |  Management  |              EA00 |            |   FA00 |            |
     |               |        |    System    |                   |            |        |            |
     |     Flex      |        |              |                   |            |        |            |
CB00 | Initialisation|   DB00 |              |              EB00 |            |   FB00 |            |
     |               |        |              |                   |            |        |            |
CC00 +===============+        |              |                   |            |        |            |
     |SystemVariables|   DC00 |              |              EC00 |            |   FC00 |            |
CCC0 +===============+        |              |                   |            |        |            |
     | PrinterDriver |        |              |                   |            |        |            |
CCF8 +===============+        |              |                   |            |        |            |
     |SystemVariables|   DD00 |              |              ED00 |            |   FD00 |            |
CD00 +===============+        |              |                   |            |        |            |
     |               |        |              |                   |            |        |            |
CE00 |               |   DE00 +==============+              EE00 |            |   FE00 |            |
     |     Disk      |        |DiskIO entries| Customised        |            |        |            |
     |   Operating   |   DE1E +--------------+    for            |            |        |            |
CF00 |    System     |   DF00 |    DiskIO    |    the       EF00 |            |   FF00 |            |
     |               |        |    driver    |   target          |            |   FF80 +------------+
     |               |        |              |  platform         |            |        | MOS Entries|
D000 |               |   E000 +==============+              F000 |            |   Fx00 +============+