User contributions for ElBarto
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1 April 2012
- 16:1616:16, 1 April 2012 diff hist +1 m VDP Scrolling →Vertical Scrolling
- 16:1616:16, 1 April 2012 diff hist +27 m VDP Scrolling No edit summary
- 16:1516:15, 1 April 2012 diff hist +1,923 N VDP Scrolling Created page with "=Horizontal Scrolling= Each Scrolls can be scrolled horizontally on different basis : * Overall * One CELL unit * One line unit This is selected via the [[V..."
- 15:2715:27, 1 April 2012 diff hist +27 VDP Scrolls No edit summary current
- 15:2715:27, 1 April 2012 diff hist +27 m VDP Pattern No edit summary
- 15:2615:26, 1 April 2012 diff hist +310 N VDP Pattern Created page with "The pattern generator start at 0x0 at VRAM and each pattern consist of a 8x8 pixel definition (8x16 in interlace mode 2). Each pixel is defined by a 4 bit nibble correspondin..."
- 15:2215:22, 1 April 2012 diff hist +1,027 N VDP Scrolls Created page with "''Note: This article talk about the table attribute and not the scrolling details, see VDP Scrolling to learn about scrolling.'' ==Description== The VDP ha..."
- 15:1215:12, 1 April 2012 diff hist −8 m VDP Registers →0x4 - ScrollB address
- 15:1215:12, 1 April 2012 diff hist −7 m VDP Registers →0x2 - ScrollA adress
- 14:5014:50, 1 April 2012 diff hist 0 File:315-5309.odg uploaded a new version of "File:315-5309.odg"
- 14:2214:22, 1 April 2012 diff hist +95 315-5309 →Pinout
- 14:2114:21, 1 April 2012 diff hist 0 File:315-5309 pinout.png uploaded a new version of "File:315-5309 pinout.png"
- 13:3713:37, 1 April 2012 diff hist +1 m 315-5309 →Pinout
- 13:3613:36, 1 April 2012 diff hist +45 m 315-5309 →Pinout
- 13:3613:36, 1 April 2012 diff hist 0 N File:315-5309.odg No edit summary
- 13:3113:31, 1 April 2012 diff hist 0 File:315-5309 pinout.png uploaded a new version of "File:315-5309 pinout.png"
- 13:3113:31, 1 April 2012 diff hist +304 N 315-5309 Created page with "The 315-5309 is found on early revision of the MegaDrive I. It handle the IO port, the version register ==Pinout== (Max size:File:315-5309_pinout.png)<..."
- 13:2513:25, 1 April 2012 diff hist 0 N File:315-5309 pinout.png No edit summary
- 11:3411:34, 1 April 2012 diff hist +10 m Category:Chips →Cartridge Console Chips
- 11:3311:33, 1 April 2012 diff hist +31 Category:Chips →Cartridge Console Chips
31 March 2012
- 23:1623:16, 31 March 2012 diff hist 0 Category:Chips →Mega-CD Chips
- 15:0715:07, 31 March 2012 diff hist +12 m Category:Chips →Cartridge Console Chips
30 March 2012
- 22:1322:13, 30 March 2012 diff hist +15 Category:Chips No edit summary
- 21:4921:49, 30 March 2012 diff hist +21 m Category:Chips →Cartridge Console Chips
- 21:4421:44, 30 March 2012 diff hist +55 m Category:Chips →Mega-CD Chips
- 21:4321:43, 30 March 2012 diff hist +146 m Category:Chips →Cartridge Console Chips
- 21:2821:28, 30 March 2012 diff hist −96 Category:Chips →SEGA Chips
- 21:2021:20, 30 March 2012 diff hist −533 Category:Chips →Cartridge Console Chips
- 21:1621:16, 30 March 2012 diff hist +13 Category:Chips →SEGA Chips
- 21:0821:08, 30 March 2012 diff hist +84 m Category:Chips →Console Chips
- 21:0721:07, 30 March 2012 diff hist +10 m Category:Chips →Console Chips
- 16:3516:35, 30 March 2012 diff hist +32 m VDP Registers →0x0 - Mode set 1
- 14:5114:51, 30 March 2012 diff hist +27 m VDP Registers →0x0 - Mode set 1
- 12:3712:37, 30 March 2012 diff hist +22 VDP Ports →Interlace mode
- 12:2812:28, 30 March 2012 diff hist +3 VDP Ports →Interlace mode
- 12:2112:21, 30 March 2012 diff hist −9 m VDP Ports →Interlace mode
- 12:2112:21, 30 March 2012 diff hist −14 m VDP Ports →Non interlace mode
- 12:2012:20, 30 March 2012 diff hist +5 m VDP Ports →Interlace mode
- 12:2012:20, 30 March 2012 diff hist +5 m VDP Ports →Non interlace mode
- 12:1012:10, 30 March 2012 diff hist +266 VDP Ports →HV Counter
- 12:0612:06, 30 March 2012 diff hist +241 VDP Ports →HV Counter
- 12:0012:00, 30 March 2012 diff hist +746 VDP Ports →HV Counter
28 March 2012
- 17:2717:27, 28 March 2012 diff hist −1 m VDP →Features
- 17:2617:26, 28 March 2012 diff hist +24 m VDP →Features
- 17:2617:26, 28 March 2012 diff hist −7 m VDP Registers →0x12 - Window vertical position
- 17:2617:26, 28 March 2012 diff hist −7 m VDP Registers →0x11 - Window horizontal position
- 17:2517:25, 28 March 2012 diff hist −7 m VDP Registers →0x3 - Window address
- 17:2517:25, 28 March 2012 diff hist +1 m VDP Registers →0x4 - ScrollB address
- 17:2517:25, 28 March 2012 diff hist +1 m VDP Registers →0x2 - ScrollA adress
- 17:2417:24, 28 March 2012 diff hist +2 m VDP →Features
- 17:2417:24, 28 March 2012 diff hist 0 m VDP →Display Specification
- 16:4816:48, 28 March 2012 diff hist +15 m VDP Ports →Control Port
27 March 2012
- 19:2719:27, 27 March 2012 diff hist +1,905 Category:Chips →Console Chips
- 17:4317:43, 27 March 2012 diff hist +21 Category:Chips →Console Chips
- 17:4017:40, 27 March 2012 diff hist −75 Category:Chips →Console Chips
- 17:3417:34, 27 March 2012 diff hist +2,143 N Category:Chips Created page with "=SEGA Chips= ==Console Chips== {| align=center class="regdef" |rowspan="2"|'''Picture''' |rowspan="2"|'''Reference''' |rowspan="2"|'''Description''' |rowspan="2"|'''Pinout''..."
- 17:1217:12, 27 March 2012 diff hist 0 N File:Red x.png No edit summary current
- 17:1117:11, 27 March 2012 diff hist +101 N Template:N Created page with "<onlyinclude>alt=Green tick|link=<SPAN STYLE="display:none">Y</SPAN></onlyinclude>" current
- 17:0917:09, 27 March 2012 diff hist 0 N File:Green check.png No edit summary current
- 17:0917:09, 27 March 2012 diff hist −5 Template:Y No edit summary current
- 17:0417:04, 27 March 2012 diff hist +112 N Template:Y Created page with "<onlyinclude>13px|alt=Green tick|link=<SPAN STYLE="display:none">Y</SPAN></onlyinclude>"
24 March 2012
- 23:5223:52, 24 March 2012 diff hist +37 m VDP Registers →0xC - Mode set 4
21 March 2012
20 March 2012
- 20:2520:25, 20 March 2012 diff hist +723 VDP DMA No edit summary
- 20:0820:08, 20 March 2012 diff hist +42 m MD Rom Header No edit summary
- 20:0820:08, 20 March 2012 diff hist +1,409 N MD Rom Header Created page with "<syntaxhighlight> Header: .ascii "SEGA MEGA DRIVE " →Console Name (16): .ascii "(C)SEGA 2012.MAR" ..."
- 20:0720:07, 20 March 2012 diff hist +42 m 68k vector table No edit summary
- 20:0720:07, 20 March 2012 diff hist +3,737 N 68k vector table Created page with "<syntaxhighlight> dc.l 0x0 →Initial Stack Address: dc.l START →Start of program Code: dc.l INT /* B..."
- 18:4518:45, 20 March 2012 diff hist +3,141 N VDP DMA Created page with "=Description= The VDP can perform [http://en.wikipedia.org/wiki/Direct_memory_access|DMA] actions for copying data from ROM/RAM to its RAM, filling its RAM with a value or ev..."
- 18:3018:30, 20 March 2012 diff hist +123 VDP Ports →Write 2 - Setting RAM address
- 18:0618:06, 20 March 2012 diff hist +30 Main 68k memory map No edit summary
- 18:0618:06, 20 March 2012 diff hist +26 N IO Register moved IO Register to IO Registers current
- 18:0618:06, 20 March 2012 diff hist 0 m IO Registers moved IO Register to IO Registers
- 18:0518:05, 20 March 2012 diff hist −24 m Reading MD3 Joypad No edit summary
- 18:0518:05, 20 March 2012 diff hist −23 m VDP No edit summary
- 18:0418:04, 20 March 2012 diff hist −24 m VDP Registers No edit summary
- 18:0418:04, 20 March 2012 diff hist +27 m VDP Palette No edit summary current
- 18:0418:04, 20 March 2012 diff hist +352 N VDP Palette Created page with "The MegaDrive have 4 palettes of each 16 colors. This means it can display 64 colors without any tricks. Each of the color is composed of 9 bits (3 bits for R, G and B) so we..."
- 17:5017:50, 20 March 2012 diff hist +4,409 N VDP Registers Created page with "=Description= The VDP is programmed by setting registers. With them you can enable/disable the display, setting address for the different planes etc ...."
- 17:1517:15, 20 March 2012 diff hist +18 m VDP Ports →HV Counter
- 16:5716:57, 20 March 2012 diff hist +1,033 N VDP Created page with "=Description= The VDP (Video Display Processor, 315-5113) is the video processor of the MegaDrive. It's an evolution of the Master System VDP (which is an evolution of the T..."
- 16:5516:55, 20 March 2012 diff hist 0 m VDP Ports No edit summary
- 16:5516:55, 20 March 2012 diff hist +28 m VDP Ports No edit summary
- 16:5316:53, 20 March 2012 diff hist −17 m VDP Ports No edit summary
- 16:5216:52, 20 March 2012 diff hist +1,884 N VDP Ports Created page with "=Data port= The Data port is at 0xC00000 or $C00002 and is used for reading/writing to the VRAM,CRAM or VSRAM. You first have to select the address and RAM using the [[VDP_P..."
- 16:2816:28, 20 March 2012 diff hist +1,476 N Template:16BitRegister Created page with "<table class="bitdef"> <tr> <td><b>Bit</b></td> <td style="background:#EEE;">15</td> <td style="background:#EEE;">14</td> <td style="background:#EEE;">13</td> <td style="backg..." current
- 14:2814:28, 20 March 2012 diff hist +18 m Reading MD3 Joypad No edit summary
- 14:2714:27, 20 March 2012 diff hist +25 m Reading MD3 Joypad No edit summary
- 14:2514:25, 20 March 2012 diff hist +1,265 N Reading MD3 Joypad Created page with "=Details= All the buttons can't be read at once. There is a multiplexer inside the control pad. Reading the 3 buttons pad consist of 5 steps : *Set the direction of pin 6 t..."
- 13:5713:57, 20 March 2012 diff hist +24 m Peripheral No edit summary
- 13:5513:55, 20 March 2012 diff hist +2,290 N Peripheral Created page with "=Official Peripheral= ==Master System Joypad== The MegaDrive is backward compatible with the Master System joypad. It has a D-PAD and 2 buttons. See [[Reading_MS_Joypad|Re..."
- 12:5012:50, 20 March 2012 diff hist +291 IO Registers No edit summary
- 12:4212:42, 20 March 2012 diff hist 0 m IO Registers moved IO to IO Register
- 12:4112:41, 20 March 2012 diff hist +1,326 m IO Registers No edit summary
14 March 2012
- 12:3912:39, 14 March 2012 diff hist +24 m TMSS Add category
- 12:3912:39, 14 March 2012 diff hist +10,860 N TMSS Created page with "The TMSS (Trade Mark Security Software) is the little rom inside the console who will verify if the game is licenced by SEGA. At startup the console with execute the TMSS cod..."
13 March 2012
- 22:1722:17, 13 March 2012 diff hist −39 m IO Registers No edit summary
- 22:1722:17, 13 March 2012 diff hist −23 IO Registers No edit summary
- 22:1122:11, 13 March 2012 diff hist +24 m IO Registers No edit summary
- 22:1122:11, 13 March 2012 diff hist +2,589 N IO Registers Created page with "{| class="regdef" |'''Address''' |'''Name''' |'''Read''' |'''Write''' |- | $A10001 | REG_VERSION | Version Register {{8BitRegister|MODE|1|VMOD|1|DISK|1|RS..."