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PDS 1/01
::.. Program Development Station (Z80-PDS, PDS 1/01) ..::
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| Description |
| Brief Description |
The MCZ 1/05 consists of a tabletop unit with separate housing for floppy drive.
Designed as a low cost software development and debugging tool.
The first portable (though not battery operated) computer
for software development on site. ;-) |
| Characteristics |
| CPU |
Z80-CPU 2.4576MHz |
| ROM |
3KiB (on Z80-MCB) |
| RAM Standard |
16KiB (on Z80-MCB) |
| RAM maximum |
64KiB, minus 4KiB overlapping ROM (with 48KiB RAM on Z80-MDC) |
| Floppy |
1* 8" external floppy cage; Shugart SA801 hard sectored |
| Harddisk |
none |
| Console |
Serial Terminal (RS232 or 20mA current loop; 50-38.400 Baud)
Alternatively Zilog Keyboard/Monitor connected to Z80-VDB (Video Display Board) 80x24 |
| Controls |
Reset Button
NMI Button (BREAK) for interrupting the current program and saving the system state |
|
| 4 Slots |
| Z80-MCB |
Microcomputer Board (CPU, CTC, USART, PIO, 3KiB ROM, 16KiB RAM, 1* serial, 2* parallel) |
| Z80-MDC |
Memory Disc Controller (Floppy Disc Controller, 16KiB, 32KiB or 48KiB RAM) |
| Z80-VDB |
Video Display Board (optional) |
| free |
For a Zilog® MCB family I/O expansion board or user spezific board |
|
| Software |
| ROM |
3K ROM Monitor
HW-Init, ROM-Monitor (ROM resident debugger),
low-level driver for console and floppy, boot loader stage 1 |
| Disks |
OS 2.1 (Predecessor of the RIO-OS, also known in literature as Z80-OS)
containes OS, Editor, Assembler, File-Utilities;
Low-Level disk format compatible to RIO;
File system ZDOS-I (ZDOS one) is not compatible to RIO File system (ZDOS-II)
Disks can be read under RIO with the optional driver $ZDOSI.
With more than 32KiB RAM also RIO is executable. (MCZ compatible memory layout) |
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