RTC save 3.0 for One Chip MSX
Made By: NYYRIKKI 2008/KdL 2017-2019

In case someone is interested, there is a bit improved BIOS for One Chip MSX.
You can save RTC settings on SD card by executing 'RTCSAVE.COM'.


Installation:
- Convert an appropriate BIOS from hex-file in binary, OCM-SDBIOS Pack is suggested.
- Format your SD card into FAT16 and copy 'OCM-BIOS.DAT' as first file in it.
- Copy 'RTCSAVE.COM' to somewhere and run it to save the RTC settings.


Syntax: rtcsave [{/|-}option]

MAIN-ROM COLOR
--------------
Default settings without no parameter:
 if SCREEN 0  set COLOR foregr,backgr,backgr from RTC
 if SCREEN 1  set COLOR foregr,backgr,border from RTC

Custom settings through options:
 a  COLOR foregr,border,border from RTC
 b  COLOR white,black,black (15,0,0)
 c  COLOR from System Variables in RAM
 x  exclude MAIN-ROM from saving

SUB-ROM RTC CODE
----------------
Perform SET SCREEN from BASIC before saving the RTC code


Revision 3.0 (KdL 2019.05.20)
- Added MAIN-ROM color options.
- Text corrections and some additions.
- Fully revised source code.

Revision 2.2 (KdL 2017.09.18)
- Auto-scanning for RTC patch on any "custom BIOS" up to 1024 kB.
- Changed the string UNEXPECTED ERROR! into UNSUPPORTED KERNEL FOUND!

Revision 1.0 (NYYRIKKI)
- First public release.


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Enjoy!
