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Enable 128kB paging in emulatorFrom Zx Spectrum documentation ([url]http://www.worldofspectrum.org/faq/reference/128kreference.htm[/url]) [CODE][SIZE="1"]When memory is being pag…
... be kept updated with the last value sent to port 0x7ffd ... .
Bit 4: ROM select. ROM 0 is the 128k editor ... and menu system; ROM 1 contains 48K BASIC.
Flashing systems on DIVIDE interfacesSome peoples can't reflash eeprom chip in Divide interface (original Divide, Divide 2k11, Divide 57d2/57d3). EEPROM chip AT28C64B contain feature fo…
... on divide is open and rom page connect....
[img]http ... /esxdos085.zip[/url]
As last step create directory "TMP" on ...DIVIDE PLUS - new memory mode DIVIDE128Divide PLUS contain 512kB sram + 512kB flash eprom. Memory paging in this device is enable on two different ports : 1) port #E3 is compatible with o…
... page 10 = value 20, last page 31 = value 62).
rom image with main system ... testing without flashing to ROM = after power-off ... system flashed in DIVIDE PLUS rom.
If ... possibility switch between two 8kB rom images in adress space ...Issue 2 black paper white borderGot an issue 2 here that has a 6c001e ULA, no cockroach, no transistor mod (although you can clearly see on the top of the z80 and on some legs, some…
... , with ROM tester I get red paper and four horizontal lines (indicating ...quick RAM copy using LET in BASICI'm in the process of reviewing, revising and refining all the programming tips & utility routines which I've posted on this forum over the last eigh…
... on this forum over the last eight years, prior to compiling ... the STR$ bug in the ROM, as shown in line 45 ...SE Basic IV 4.1 Buffy previewSE Basic IV 4.0 Anya was released back in December 2012. You can read about it here: [url]http://cheveron.github.io/sebasic4/[/url] But here's some …
... mode.
* The lo-res ROM can be used on its ... are more than 10,000 lines of code to comment. I ...Rotronics Wafadrive v.1.80 ROM - Corrupt or purposely broken?I've been digging around the Wafadrive v1.80 ROM (from [URL="http://zxspectrum.it.omegahg.com/_RO.htm"]here[/URL]) and can't decide if the ROM is cor…
... around the Wafadrive v1.80 ROM (from [URL="http://zxspectrum.it ... can't decide if the ROM is corrupt, or has been ... haven't found any other ROM images to compare against, so ...Strider II (and others) + 3 disk versionsHello everyone, I've been working on converting some games to be able to load them from the +3 floppy. I started with single load games but now Im i…
... Boom, California Games...
Last few days I've been ... /> ld a,7 ;ram 7, rom 2
call paging
rom 3
call pagin ;calls ... a, 22 ;loads ram 6, rom 3
call pagin
What's a Trans Am rom worth?I got my hands on a complete Trans Am rom in good shape. Isn't this the most rare rom cartridge? Anyone has an idea what it's worth?
I got my hands on a complete Trans Am rom in good shape.
Isn't this the most rare rom cartridge?
Anyone has an idea what it's worth?Full 16*16-digit BASIC multiplicationI liked Andre Adrian's 32-bit long multiplication routine so much that I decided to a decimal version. After all, 2^63 is only 9223372036854775808, a…
... the numbers are handled the ROM will give an "Integer out ... /> 1000 REM LMUL:
1001 PRINT " ";FN b$(V)+FN b ... )+FN b$(C)
1002 PRINT "* ";FN b$(S)+FN b ... " THEN NEXT a
1393 PRINT "= "'a$(a TO)'32-a ...
