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MSXgl
Score: 166.33 %,
Type: wiki , Comments: 0 comments
the final program in various formats (ROM, MegaROM, MSX-DOS and BASIC binary).
Current version: 0.8.0 Alpha
SDCC version: 4.2.0 (embedded), 4.2.8 (checked)
Author: Guillaume " Aoineko " Blanchard
License: Creative Commons BY-SA 4.0
Containt
The library contains following features: ...
RTC Block 3
Score: 192.65 %,
Type: Forum topic , Comments: 10 comments
Hi all,
MSX2 Real Time Clock have in Block 3 a register 0 described as:
Data type (0~15):
0 = Title; 1 = Password; 2 = Prompt; 3 to 15 = Undefined as of 02/05/1986 Questions:
- What ... snippet:
NOVAXIS clock-chip memory layout:
Block 2
nibble
| B3 | B2 | B1 | B0 ...
Can we trust BIOS routine registers usage?
Score: 192.46 %,
Type: Forum topic , Comments: 6 comments
Hi everyone,
The documentations that describe the BIOS functions often list the registers that each function modifies (and that the calling code must save if it doesn't want to lose the values).
C compilers like SDCC assume that all assembler ...
Boot from disk
Score: 192.12 %,
Type: Forum topic , Comments: 14 comments
in by the boot sector code) by using 0xf37d as the entry point. Note that if you are using a custom boot sector ROM BIOS will be in page 0 instead of RAM when the boot sector code is called the first time (carry ... sector code is called again, this time with RAM in page 0, and when the standard boot sector code ...
Extended Bios
Score: 165.65 %,
Type: wiki , Comments: 0 comments
to manage them in machine language or in C.
The address of routine is 0FFCAh in the System Variable Slot. ... it is necessary to check its presence before calling it by reading the variable HOKVLD (0FB20h). If bit 0 of this variable is zero, there is no compatible extension. If bit 0 of this variable is set but EXTBIO (0 ...
