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https://github.com/romychs/OK240.2-Firmware.git
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| .. | ||
| .vscode | ||
| BIN | ||
| bios_entries.inc | ||
| equates.inc | ||
| font-6x7.inc | ||
| io.inc | ||
| m8_all.map | ||
| m8_vars.map | ||
| m_vars.inc | ||
| mon_only.map | ||
| monitor.asm | ||
| ram.inc | ||
| README.md | ||
Ocean-240.2 ROM Monitor V8 checksum 9c6c6546
Source codes of Monitor v8 for Ocean-240.2 with Floppy controller. In Z80 mnemonics, but limited for i8080 instruction set.
Differences
- Font. Other russian letters б and д;
- Calculate values for extended ram access in procedures m_ramdisk_read, m_ramdisk_write.
- Don't reset hi bit when read keyboard
- Other params count at last esc commands
Compile
Code is located in memory at address: 0xE000..0xFFFF
sjasmplus --sld=monitor.sld --sym=monitor.labels --raw=monitor.obj --fullpath monitor.asm
To compile sources, use sjasmplus Z80 assembler.