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Sjasm: output text during assembly

by Metalion on 24-04-2022, 12:57
Score: 173.92 %, Type: Forum topic , Comments: 2 comments
https://github.com/Konamiman/Sjasm/blob/v0.42/Sjasm/directiv... On another note, I would recommend using a different assembler, as I do not think sjasm ...

Turbo-R and out(c),0

by Metalion on 07-05-2022, 16:59
Score: 174.38 %, Type: Forum topic , Comments: 9 comments
Hi everyone, To make things clear : out(c),0 does not work on the R800, but does work ... Z80 it's OUT (C),255 instead of OUT (C),0 on TTL Z80. I will try to test it soon and also ... with the program below and the color 4 becomes white only in Z80 mode. ; OUT (C),0 test org 0D000h-7 db ...

v9990 interrupt handler

by Metalion on 09-05-2022, 21:05
Score: 175.4 %, Type: Forum topic , Comments: 8 comments
VBLANK or HBLANK ? in a,(v9990.interrupt) bit 0,a jp nz,.vblank bit 1,a jp nz,.hblank ret .vblank ... rosy after all ... I disabled completely the standard VDP in my code (by writing 0 in R#0 and R#1) ... a matter of disabling the H_TIMI hook, which was somehow messing with my interruption, because the S#0 ...

OpenMSX - V9990PixelRenderer::updateScrollAYLow()

by Metalion on 10-05-2022, 13:35
Score: 174.44 %, Type: Forum topic , Comments: 7 comments
(only 0-255, so writing only on R#21), and restore it at VBLANK. It does not work, and I don't understand why. Furthermore, I tested writing 0 at HBLANK, and writing again 0 at VBLANK (basically ... line of the screen (y=0) is located at that HBLANK line. Metalion wrote: I'll test ...

System variables (again!)

by Metalion on 10-05-2022, 21:11
Score: 174.8 %, Type: Forum topic , Comments: 33 comments
Usually BUF (0F55Eh) and KBUF (0F41Fh) must be temporary used only because some routines (the BIOS ... page. (0XFCC5/8). Speaking of slot selection, 0xFFFF (-1) is used for sec.slot selection. But, if yer ... perhaps a I Have a question, perhaps a little out of subject but... It seems the Work Area (0 ...

Help on BMP2G9B

by Metalion on 15-05-2022, 13:39
Score: 175.13 %, Type: Forum topic , Comments: 6 comments
Hi everyone, I'm trying to use BMP2G9B, but I'm unable to obtain the help file. On the Team Bomba website, they say that the tool has a built-in help. I've tried "bmp2g9b -help", "bmp2g9b -h"," bmp2g9b ...

[v9990] palette split

by Metalion on 17-05-2022, 09:06
Score: 174.53 %, Type: Forum topic , Comments: 11 comments
over full screen width (using PRY0 & PRY1), if that works it could be interesting after all indeed! ... for myself on my TMTLogic GFX-nine. I need to set up priority to layer A from y=0 to y=164, ... reset to layer A full priority, i.e. PRY=0 in R#27? Or does de vdp simply ignore the register update ...

[WTB] Sony HB-F1, HB-F1XD, HB-F1XV

by Metalion on 31-05-2022, 21:19
Score: 175 %, Type: Forum topic , Comments: 4 comments
Hi everyone, I'm searching for either a Sony HB-F1, a HB-F1XD, or a HB-F1XV. I'm located in Belgium. Thanks. Hi, I have 2 HB-F1 Hi, I have 2 HB-F1 available: HB-F1 Red HB-F1 Black In a month or 2 I will have ...

Can we use the 'i' register ?

by Metalion on 02-06-2022, 09:37
Score: 174.97 %, Type: Forum topic , Comments: 12 comments
Hi everyone, I am curious: when the Z80 is in interruption modes 0 or 1, the 'i' ... OS got an IM2 interrupt server in page 3, so one can flip the slot in page 0 freely. And then the i ... an IM2 interrupt server in page 3, so one can flip the slot in page 0 freely. And then the i register ...

Switching RAM in page 0 on MSX2

by Metalion on 17-06-2022, 20:57
Score: 175.68 %, Type: Forum topic , Comments: 27 comments
snippet of code to do it ! I want to switch RAM in page 0 on an MSX2 (from a megarom with an ASCII ... Everything happens in INSTALL_RAM_ISR macro with setting page 0 to the same slot as page 3 (the slot ... in INSTALL_RAM_ISR macro with setting page 0 to the same slot as page 3 (the slot with the most RAM found ...
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