| |
Next: References
Up: mqp
Previous: Bus Combiner Module
Contents
Table 11:
Axiom CMD-11A8 MC68HC11-based single board computer, memory map (1/2).
| Memory Range |
Size |
Function |
|---|
| 0xFFFF-0xE000 |
8K |
Program EEPROM |
| 0xDFFF-0xB800 |
10.2K |
ROM, RAM or EEPROM |
| 0xB7FF-0xB600 |
512 bytes |
68HC11 Internal EEPROM |
| 0xB5FF-0xB5F8 |
8 bytes |
R65C51 ACIA |
| |
|
|
| |
|
0xB5FC-0xB5FF not used |
| |
|
0xB5FB control register |
| |
|
0xB5FA command register |
| |
|
0xB5F9 status register |
| |
|
0xB5F8 data register |
| 0xB5F7-0xB5F4 |
4 bytes |
82C55 ports |
| |
|
|
| |
|
0xB5F7 control register |
| |
|
0xB5F6 port c |
| |
|
0xB5F5 port b |
| |
|
0xB5F4 port a |
| 0xB5F3-0xB5F0 |
4 bytes |
LCD interface |
| |
|
|
| |
|
0xB5F2-0xB5F3 not used |
| |
|
0xB5F1 data register |
| |
|
0xB5F0 command register |
| 0xB5EF-0xB5E0 |
16 bytes |
CS6 (onboard addx decoding) |
| 0xB5DF-0xB5D0 |
16 bytes |
CS5 |
| 0xB5CF-0xB5C0 |
16 bytes |
CS4 |
| 0xB5BF-0xB5B0 |
16 bytes |
CS3 |
| 0xB5AF-0xB5A0 |
16 bytes |
CS2 |
| 0xB59F-0xB590 |
16 bytes |
CS1 |
| 0xB58F-0xB580 |
16 bytes |
CS0 (mixer Pbus controller) |
| |
|
|
| |
|
0xB584-0xB58F not used |
| |
|
0xB583 control port |
| |
|
0xB582 port C |
| |
|
0xB581 port B |
| |
|
0xB580 port A |
| 0xB57F-0x8000 |
13.7K |
ROM, RAM or EEPROM |
| 0x7FFF-0x1040 |
28.6K |
RAM |
|
Table 12:
Axiom CMD-11A8 MC68HC11-based single board computer, memory map (2/2).
| 0x103F-0x1000 |
64 bytes |
68HC11 internal registers |
| |
|
|
| |
|
0x103F CONFIG |
| |
|
0x103D INIT |
| |
|
0x103C HPRIO |
| |
|
0x1039 OPTION |
| |
|
0x102F SCDR |
| |
|
0x102E SCSR2 |
| |
|
0x102D SCCR2 |
| |
|
0x102C SCCR1 |
| |
|
0x102B BAUD |
| |
|
0x1029 SPSR |
| |
|
0x1028 SPCR |
| |
|
0x1026 PACTL |
| |
|
0x1025 TFLG2 |
| |
|
0x1024 TMSK2 |
| |
|
0x1020 TCTL1 |
| |
|
0x100F TCNT |
| |
|
0x100E TCNT |
| |
|
0x100D OC1D |
| |
|
0x100C OC1M |
| |
|
0x100B CFORC |
| |
|
0x100A PORTE |
| |
|
0x1009 DDRD |
| |
|
0x1008 PORTD |
| |
|
0x1007 DDRC |
| |
|
0x1005 PORTCL |
| |
|
0x1004 PORTB |
| |
|
0x1003 PORTC |
| |
|
0x1002 PIOC |
| |
|
0x1000 PORTA |
| 0x0FFF-0x00FF |
3.8K |
RAM |
| 0x00FE-0x0000 |
256 bytes |
68HC11 internal RAM |
|
Table 13:
Axiom CMM-11A8 MC68HC11-based single board computer, memory map (1/2).
| Memory Range |
Size |
Function |
|---|
| 0xFFFF-0xE000 |
8K |
Program EEPROM |
| 0xDFFF-0xB800 |
10.2K |
external memory select |
| 0xB7FF-0xB600 |
512 bytes |
68HC11 Internal EEPROM |
| 0xB5FF-0xB5F4 |
12 bytes |
CS7 |
| 0xB5F3-0xB5F0 |
4 bytes |
LCD interface |
| |
|
|
| |
|
0xB5F2-0xB5F3 not used |
| |
|
0xB5F1 data register |
| |
|
0xB5F0 command register |
| 0xB5EF-0xB5E0 |
16 bytes |
CS6 (onboard addx decoding) |
| 0xB5DF-0xB5D0 |
16 bytes |
CS5 |
| 0xB5CF-0xB5C0 |
16 bytes |
CS4 |
| 0xB5BF-0xB5B0 |
16 bytes |
CS3 |
| 0xB5AF-0xB5A0 |
16 bytes |
CS2 |
| 0xB59F-0xB590 |
16 bytes |
CS1 (graphics LCD) |
| |
|
|
| |
|
0xB592-0xB59F not used |
| |
|
0xB591 command register |
| |
|
0xB590 data register |
| 0xB58F-0xB580 |
16 bytes |
CS0 (board Pbus controller) |
| |
|
|
| |
|
0xB584-0xB58F not used |
| |
|
0xB583 control port |
| |
|
0xB582 port C |
| |
|
0xB581 port B |
| |
|
0xB580 port A |
| 0xB57F-0x8000 |
13.7K |
external memory select |
| 0x7FFF-0x6000 |
8K |
RAM (mirror) |
| 0x2000-0x3FFF |
8K |
RAM (mirror) |
|
Table 14:
Axiom CMM-11A8 MC68HC11-based single board computer, memory map (2/2).
| 0x103F-0x1000 |
64 bytes |
68HC11 internal registers |
| |
|
|
| |
|
0x103F CONFIG |
| |
|
0x103D INIT |
| |
|
0x103C HPRIO |
| |
|
0x1039 OPTION |
| |
|
0x102F SCDR |
| |
|
0x102E SCSR2 |
| |
|
0x102D SCCR2 |
| |
|
0x102C SCCR1 |
| |
|
0x102B BAUD |
| |
|
0x1029 SPSR |
| |
|
0x1028 SPCR |
| |
|
0x1026 PACTL |
| |
|
0x1025 TFLG2 |
| |
|
0x1024 TMSK2 |
| |
|
0x1020 TCTL1 |
| |
|
0x100F TCNT |
| |
|
0x100E TCNT |
| |
|
0x100D OC1D |
| |
|
0x100C OC1M |
| |
|
0x100B CFORC |
| |
|
0x100A PORTE |
| |
|
0x1009 DDRD |
| |
|
0x1008 PORTD |
| |
|
0x1007 DDRC |
| |
|
0x1005 PORTCL |
| |
|
0x1004 PORTB |
| |
|
0x1003 PORTC |
| |
|
0x1002 PIOC |
| |
|
0x1000 PORTA |
| 0x0FFF-0x00FF |
3.8K |
Not Used |
| 0x00FE-0x0000 |
256 bytes |
68HC11 internal RAM |
|
Next: References
Up: mqp
Previous: Bus Combiner Module
Contents
Steve Richardson
2000-07-06
|
Table of Contents
![[PDF]](/~prefect/images/pdficonsmall.gif)
[Whole document in PDF 1.9MB]
[more photos and information]
|
