GBDev

Discussion of programming and development for the original Game Boy and Game Boy Color.

What is a good gameboy emulator (3 posts)
By Erockbrox on 2019-10-03
Last post by ISSOtm on 2019-10-13
ca83: Assemble SM83 code with ca65 (2 posts)
By tepples on 2019-09-26
Last post by lidnariq on 2019-09-27
Libbet and the Magic Floor (24 posts)
By tepples on 2018-10-16
Last post by tepples on 2019-09-26
Telling LYs? (test ROM) (10 posts)
By tepples on 2018-11-11
Last post by tepples on 2019-09-19
Fixing ROMs for EMS 64 GB Smart Card USB (333 posts)
By Great Hierophant on 2009-12-05
Last post by vigpail on 2019-09-12
144p Test Suite (was: STN torture test) (44 posts)
By tepples on 2018-04-02
Last post by tepples on 2019-09-09
Help understanding chip select sram pin (6 posts)
By Landfill on 2019-08-23
Last post by lidnariq on 2019-08-23
Nintendo files a Gameboy emulation patent (12 posts)
By 8bitMicroGuy on 2015-05-14
Last post by tepples on 2019-08-03
STAT bug vs STAT IRQ blocking (4 posts)
By byuu on 2019-06-21
Last post by ISSOtm on 2019-08-03
First homebrew cart attempt (17 posts)
By Stryder99x on 2019-05-10
Last post by lidnariq on 2019-07-27
[Tool] gbfix, simple cmd-line tool to fix GameBoy Headers (2 posts)
By elseyf on 2019-06-12
Last post by Pokun on 2019-06-14
[Homebrew] Bad Apple for the DMG Gameboy (4 posts)
By elseyf on 2019-04-08
Last post by elseyf on 2019-06-12
GBS Request (341 posts)
By Murray on 2006-03-24
Last post by Compass Man on 2019-04-28
Circuit-level Game Boy emulation (5 posts)
By tokumaru on 2019-04-23
Last post by lidnariq on 2019-04-24
Super Gameboy palette glitches (7 posts)
By calima on 2019-04-23
Last post by koitsu on 2019-04-23
Is a Game Boy faster than an NES? (26 posts)
By tepples on 2018-03-27
Last post by tokumaru on 2019-03-29
CGB MP3 players (5 posts)
By pikachu64 on 2019-03-03
Last post by tepples on 2019-03-19
DevSound discussion (19 posts)
By DevEd on 2018-01-06
Last post by ISSOtm on 2019-03-03
The first frame is always white (test ROM) (8 posts)
By tepples on 2018-11-10
Last post by byuu on 2019-02-22
Switching ROM banks (21 posts)
By rombank on 2019-02-04
Last post by lidnariq on 2019-02-11
FPGA GBA cart (5 posts)
By uXe on 2019-02-05
Last post by Reed Solomon on 2019-02-11
strange output on blargg tests (6 posts)
By theotherjim on 2015-05-31
Last post by telliott on 2019-02-09
Game Boy CPU isn't a Z80. What is it? (18 posts)
By tepples on 2019-01-22
Last post by Oziphantom on 2019-02-05
Starting guides for GBdev (audio-oriented) (9 posts)
By koitsu on 2019-01-23
Last post by tepples on 2019-02-03
linear and gamma rgb output? (2 posts)
By shoobean on 2019-02-02
Last post by lidnariq on 2019-02-02
How do GPU/PPU timings work on the Gameboy? (18 posts)
By IntensifyingRug on 2018-09-04
Last post by Shonumi on 2019-01-29
Vaus-like controller planned for Alleyway? (9 posts)
By Jarhmander on 2019-01-24
Last post by lidnariq on 2019-01-26
What instead of indexed addressing modes? (38 posts)
By tepples on 2016-08-14
Last post by tepples on 2019-01-22
Font size: How big is big enough? (5 posts)
By tepples on 2019-01-17
Last post by ISSOtm on 2019-01-18
Early stages of GB emu, trying to understand its interrupts (3 posts)
By miker00lz on 2019-01-13
Last post by ISSOtm on 2019-01-13
halt in IME=0 && IF&IE==0 (2 posts)
By xuling93 on 2018-10-15
Last post by ISSOtm on 2019-01-04
Halt check during halt (2 posts)
By Alyosha_TAS on 2018-12-16
Last post by ISSOtm on 2019-01-04
Famitone2 has been ported to Gameboy (1 post)
By dougeff on 2018-12-23
Last post by dougeff on 2018-12-23
GB & GBC Games Likely to Fail in your Emulator or Flash Cart (25 posts)
By Great Hierophant on 2018-06-24
Last post by lidnariq on 2018-12-17
awesome-gbdev submissions (2 posts)
By tepples on 2018-12-16
Last post by dougeff on 2018-12-16
RGBDS "data" segment (4 posts)
By slembcke on 2018-10-21
Last post by nitro2k01 on 2018-11-18
General Qs... (5 posts)
By olddb on 2018-10-17
Last post by olddb on 2018-10-18
GB Emulator - Issues with cpu_instrs (2 posts)
By Alyrikki256 on 2018-10-09
Last post by Alyosha_TAS on 2018-10-13
GBC Compatibility Register (2 posts)
By Alyosha_TAS on 2018-10-06
Last post by lidnariq on 2018-10-06
Packing a PNG image into a GB ROM (and vice versa) (3 posts)
By tepples on 2018-10-01
Last post by tepples on 2018-10-02
GB Bootleg 32-in-1 Cart (6 posts)
By skaman on 2018-08-28
Last post by Tauwasser on 2018-08-30
Possible vblank issue with text getting written to screen (7 posts)
By Pennywise on 2018-08-04
Last post by adam_smasher on 2018-08-06
State of GB repro boards (23 posts)
By calima on 2017-12-14
Last post by Jonas on 2018-07-24
Reconciling GB and (S)NES frame rate (3 posts)
By tepples on 2018-07-19
Last post by adam_smasher on 2018-07-19
GBC cart database (3 posts)
By Oziphantom on 2018-06-26
Last post by Oziphantom on 2018-06-26
What are the pins of a Game Boy cartridge for? (6 posts)
By brook2 on 2014-01-20
Last post by Shonumi on 2018-06-25
Verilog MBC5 (15 posts)
By NovaSquirrel on 2018-06-09
Last post by lidnariq on 2018-06-25
Problems with GB emulator (5 posts)
By Alyrikki256 on 2018-06-09
Last post by Alyrikki256 on 2018-06-09
[homebrew] Cheril Perils GB/GBC (7 posts)
By tonma on 2018-05-22
Last post by tonma on 2018-06-07
What are the limits for what the GBC can draw? (16 posts)
By Marscaleb on 2018-05-02
Last post by tepples on 2018-06-05
Drawing power (2 posts)
By tepples on 2018-05-30
Last post by lidnariq on 2018-05-30
Classic Gamebody Game maker (2 posts)
By Oziphantom on 2018-05-07
Last post by cppchriscpp on 2018-05-19
My first attempt (10 posts)
By tepples on 2018-03-22
Last post by tepples on 2018-05-11
DMA Transfer - 160 microseconds? (17 posts)
By zerowalker on 2017-08-30
Last post by zerowalker on 2018-05-06
When are Interruptions signaled and launched? (1 post)
By zerowalker on 2018-05-04
Last post by zerowalker on 2018-05-04
GBC to GB? (10 posts)
By IRSUP2a03 on 2018-04-27
Last post by NovaSquirrel on 2018-05-01
16 byte per line hblank copy routine (5 posts)
By nitro2k01 on 2018-04-05
Last post by lidnariq on 2018-04-06
Static, semi-static, or dynamic allocation of OAM (7 posts)
By tepples on 2018-03-31
Last post by nitro2k01 on 2018-04-05
GBC Warriors of Might and Magic (3 posts)
By Alyosha_TAS on 2018-03-29
Last post by Alyosha_TAS on 2018-04-02
Fast Conway's Life for GameBoy (1 post)
By NovaSquirrel on 2018-03-28
Last post by NovaSquirrel on 2018-03-28
gameboy mbc3 flash cart (8 posts)
By byemu on 2015-10-15
Last post by tmk on 2018-02-13
Gameboy weird horizontal line (2 posts)
By co5oos on 2018-02-06
Last post by mikejmoffitt on 2018-02-06
GBC colorization palettes in the BIOS (11 posts)
By mikejmoffitt on 2013-06-30
Last post by IndyBonez on 2018-01-29
Passing Gekkio's intr_2_mode0_timing_sprites test ROM (2 posts)
By Alyosha_TAS on 2018-01-19
Last post by binji on 2018-01-21
DMG Sound Implementation - Kind of working but broken (14 posts)
By IndyBonez on 2018-01-13
Last post by IndyBonez on 2018-01-21
Automated Testing of Emulator (4 posts)
By IndyBonez on 2018-01-16
Last post by IndyBonez on 2018-01-19
Blank main menu in Spot (that 7up game) [Solved] (7 posts)
By MegaBoyEXE on 2018-01-17
Last post by MegaBoyEXE on 2018-01-18
[Homebrew] My first game... yet another Snake! (21 posts)
By Yvar de Goffau on 2017-12-04
Last post by Yvar de Goffau on 2018-01-15
Automated GBS ripper! (2 posts)
By SuperWill24 on 2018-01-13
Last post by MrNorbert1994 on 2018-01-14
What is the meaning of the SGB Initial Data packets? (3 posts)
By nitro2k01 on 2018-01-12
Last post by nitro2k01 on 2018-01-12
Gameboy FPGA Cartridge (18 posts)
By Rüdiger on 2016-10-15
Last post by Rüdiger on 2018-01-10
Channel 4 sounding louder than expected (8 posts)
By MegaBoyEXE on 2018-01-08
Last post by lidnariq on 2018-01-08
My EverDrive arrived. Now what GBC emulator in 2017? (10 posts)
By tepples on 2017-09-09
Last post by Oziphantom on 2017-12-29
Donkey Kong Land 2 timing [solved] (2 posts)
By zeroone on 2017-12-18
Last post by zeroone on 2017-12-25
Wordtris illegal VRAM writes [solved] (5 posts)
By zeroone on 2017-12-05
Last post by zeroone on 2017-12-25
Does interrupt check happen after fetch? (3 posts)
By zeroone on 2017-12-15
Last post by zeroone on 2017-12-16
Need help with ripping PCM data! (1 post)
By SuperWill24 on 2017-12-15
Last post by SuperWill24 on 2017-12-15
Gameboy DMG-01 Hardware Issue (8 posts)
By PotatoFi on 2017-12-13
Last post by lidnariq on 2017-12-13
[HomeBrew] New Game - Tetris Clone for GBC (15 posts)
By Ryoga on 2017-12-05
Last post by Ryoga on 2017-12-10
About Mooneye GB timer tests (3 posts)
By idearcos on 2017-01-24
Last post by zeroone on 2017-12-09
Gekkio rapid_toggle timer test (1 post)
By zeroone on 2017-12-09
Last post by zeroone on 2017-12-09
Prehistorik Man intro music [solved] (7 posts)
By zeroone on 2017-12-02
Last post by zeroone on 2017-12-08
Serial Data Transfer clock internal vs. external (2 posts)
By zeroone on 2017-12-07
Last post by Shonumi on 2017-12-07
Naughtyemu, what is it doing? [solved] (5 posts)
By Alyosha_TAS on 2017-12-05
Last post by Alyosha_TAS on 2017-12-06
Alleyway disappearing background and sprites [solved] (1 post)
By zeroone on 2017-12-04
Last post by zeroone on 2017-12-04
Kirby's Dreamland, broken Startup Screen [solved] (4 posts)
By Alyosha_TAS on 2017-12-03
Last post by Alyosha_TAS on 2017-12-03
GBC Marble Madness window position [solved] (10 posts)
By zeroone on 2017-11-29
Last post by Shonumi on 2017-12-02
Wacky Races [C] road sprites [solved] (5 posts)
By zeroone on 2017-12-01
Last post by zeroone on 2017-12-02
Beast Fighter and Window Function, does it work on hardware? (12 posts)
By Alyosha_TAS on 2017-11-25
Last post by Alyosha_TAS on 2017-11-29
Donkey Kong Land shakes horizontally [solved] (6 posts)
By zeroone on 2017-11-26
Last post by zeroone on 2017-11-27
Broken HSYNC (probably short circuited it or something) (27 posts)
By zerowalker on 2017-10-31
Last post by zerowalker on 2017-11-01
Gameboy CPU instruction set timings and lengths (13 posts)
By zeroone on 2017-10-25
Last post by zeroone on 2017-10-31
Verilog implementation problems (11 posts)
By getafixx on 2017-09-19
Last post by getafixx on 2017-09-20
Is it possible to Hardware trace/read signals this way? (17 posts)
By zerowalker on 2017-09-12
Last post by zerowalker on 2017-09-15
When does DEC set the half carry flag? (8 posts)
By Alyosha_TAS on 2017-08-12
Last post by zerowalker on 2017-09-10
Can someone test games on real GB hardware? (14 posts)
By zerowalker on 2017-09-01
Last post by zerowalker on 2017-09-08
When it LY/LYC Coincidence checked? (11 posts)
By zerowalker on 2017-09-01
Last post by zerowalker on 2017-09-04
Game Boy display disable/enable and frame timing (7 posts)
By bendm on 2015-07-07
Last post by zerowalker on 2017-09-03
GBDK MIDI Files (1 post)
By JS7777 on 2017-08-20
Last post by JS7777 on 2017-08-20
When is the STAT IRQ line de-asserted? (2 posts)
By Alyosha_TAS on 2017-08-14
Last post by nitro2k01 on 2017-08-14
C compilers targeting Game Boy, not just Zilog (6 posts)
By tepples on 2017-08-09
Last post by adam_smasher on 2017-08-10
Game Boy Color bug - Oracle of Ages transitions [fixed] (15 posts)
By byuu on 2017-07-30
Last post by lidnariq on 2017-08-01
Do Blargg's test roms write to LCDC outside V-Blank period? (3 posts)
By Donqustix on 2017-07-22
Last post by Donqustix on 2017-07-22
Requirements for running blarggh's tests (4 posts)
By MegaBoyEXE on 2017-07-04
Last post by MegaBoyEXE on 2017-07-08
Barcode Boy not working? (6 posts)
By Shonumi on 2017-06-24
Last post by Shonumi on 2017-07-04
Concept for actually making VIN useful - "MBC-5B" (24 posts)
By ImATrackMan on 2017-06-19
Last post by ImATrackMan on 2017-06-26
0xCB Instructions and Timer/Interruptions (9 posts)
By zerowalker on 2017-05-30
Last post by zerowalker on 2017-05-31
GameBoy - Help With DAA instruction (6 posts)
By zerowalker on 2017-05-15
Last post by zerowalker on 2017-05-28
anyone working on a gba fpga clone? (18 posts)
By supermario4 on 2017-04-18
Last post by supermario4 on 2017-04-23
DMG / CGB Gameboy sound on Nintendo DS - how it works ? (17 posts)
By Dr.Wily on 2017-03-02
Last post by Shonumi on 2017-03-04
A curated list of awesome Game Boy Development resources (2 posts)
By antzero on 2017-01-21
Last post by zzo38 on 2017-02-23
Just a little shmup mockup (updated Feb 7th) (10 posts)
By ptoing on 2017-01-29
Last post by ptoing on 2017-02-10
blargg's dmg_sound-2 tests in plain English (12 posts)
By byuu on 2016-01-11
Last post by binji on 2017-01-29
64M Smart Card and the Chinese Pokemon bootlegs use 3V chips (14 posts)
By BlockOutGuy on 2017-01-12
Last post by tokumaru on 2017-01-16
Anyone Own an EZFlash IV? (9 posts)
By Jedi QuestMaster on 2011-07-23
Last post by ApolloBoy on 2017-01-15
Pokemon Red & Green and Blue 100% Proper English (4 posts)
By ShaneM on 2014-08-28
Last post by JulianoFdeS on 2017-01-04
Mega Memory Card (1 post)
By skaman on 2016-11-30
Last post by skaman on 2016-11-30
Gameboy coprocessor cartridge (1 post)
By lidnariq on 2016-11-09
Last post by lidnariq on 2016-11-09
Possible to use this LCD to make a backlit Game Boy Color? (3 posts)
By Im2nelson4u on 2016-10-17
Last post by Im2nelson4u on 2016-10-17
EMS USB Smart Card 64M Transfer Pak Problem (6 posts)
By LuigiStar on 2016-10-12
Last post by LuigiStar on 2016-10-15
Implementing GBS playback in an emulator (2 posts)
By drpavelleer on 2016-08-26
Last post by mic_ on 2016-09-19
Pokemon Red Fake (11 posts)
By skaman on 2016-09-17
Last post by nitro2k01 on 2016-09-19
Tetris Adding SRAM Saving Questions (19 posts)
By suFami on 2016-08-06
Last post by TravistyOJ on 2016-09-18
Cart Edge Connector Source (3 posts)
By bazz on 2016-09-13
Last post by skaman on 2016-09-16
Zelda - Links Awakening intro sprite corruption (7 posts)
By DParrott on 2016-09-08
Last post by gekkio on 2016-09-08
Justin Karneges releases unpublished GBC game w/full source (4 posts)
By Dwedit on 2016-08-15
Last post by nicklausw on 2016-08-25
Extra resistor or capacitor on some MBC5 cartridges (7 posts)
By nitro2k01 on 2016-08-12
Last post by nitro2k01 on 2016-08-13
Length Counter Clarifications (2 posts)
By breathermachine on 2016-08-05
Last post by binji on 2016-08-06
Tetris Emulation (2 posts)
By breathermachine on 2016-08-05
Last post by breathermachine on 2016-08-05
HALT Bug (4 posts)
By DParrott on 2016-07-28
Last post by DParrott on 2016-08-05
Timing of LYC==0 (5 posts)
By dalton on 2016-07-26
Last post by binji on 2016-08-04
Emulator Bugs (Alleyway & Volley Fire) (4 posts)
By breathermachine on 2016-08-03
Last post by binji on 2016-08-04
Question about MoonEye test (15 posts)
By DarkMoe on 2016-05-24
Last post by DarkMoe on 2016-07-26
Extension for Game Boy graphics files (9 posts)
By tepples on 2016-07-14
Last post by Sik on 2016-07-20
CGB Registers FF4C and FF6C (9 posts)
By LIJI on 2016-04-06
Last post by LIJI on 2016-07-14
Help with sound emulation (13 posts)
By DarkMoe on 2016-04-27
Last post by tepples on 2016-06-28
GBVideo (Pokemon) correct emulation (23 posts)
By DarkMoe on 2016-06-08
Last post by Shonumi on 2016-06-12
Reverse engineering the Genius GB Pocket Station (10 posts)
By BennVenn on 2016-04-07
Last post by zzo38 on 2016-06-07
MBCn + Battery (4 posts)
By DParrott on 2016-05-24
Last post by Pokun on 2016-05-27
Super gameboy color? (45 posts)
By ceriux on 2015-11-01
Last post by Guspaz on 2016-05-09
Mortal Kombat Madness? (30 posts)
By Shonumi on 2016-04-17
Last post by Shonumi on 2016-04-22
Vram banking in CGB (4 posts)
By DarkMoe on 2016-04-18
Last post by Shonumi on 2016-04-20
What exactly are T-states doing? (26 posts)
By Rena on 2016-03-29
Last post by AWJ on 2016-04-16
Gamboy Emulator giving strange output on test rom (9 posts)
By TheCodez on 2016-04-02
Last post by TheCodez on 2016-04-12
Save bug with Smart Card GB USB 64M (1 post)
By monstermagnet on 2016-04-09
Last post by monstermagnet on 2016-04-09
GB and GBC homemade flash cart questions (7 posts)
By mikee7940 on 2016-04-01
Last post by getafixx on 2016-04-03
Gameboy Code Editor (GBCE) (10 posts)
By Gamester on 2016-03-06
Last post by Ryoga on 2016-03-18
Scrolling Text Snippet (1 post)
By nicklausw on 2016-03-06
Last post by nicklausw on 2016-03-06
GBVisualizer – Demo using undocumented registers (17 posts)
By LIJI on 2016-02-10
Last post by Shonumi on 2016-02-16
Hblank on line 153? (23 posts)
By byuu on 2016-01-11
Last post by LIJI on 2016-02-12
Gameboy SRAM Copier (19 posts)
By Drenn on 2014-01-02
Last post by nitro2k01 on 2016-01-05
Any fullsize gameboy homebrews? Cart production? (16 posts)
By GradualGames on 2015-11-15
Last post by GradualGames on 2015-11-24
Carillon player example not working (4 posts)
By rebb on 2015-11-17
Last post by rebb on 2015-11-21
Add Color to Original Game Boy Games (3 posts)
By mugenfighter on 2015-11-08
Last post by mugenfighter on 2015-11-10
Nobody The Story of Nothing - GB Homebrew (4 posts)
By Lyth on 2015-11-06
Last post by Lyth on 2015-11-08
GB stat Timings (15 posts)
By DarkMoe on 2015-09-15
Last post by BennVenn on 2015-11-03
Documentation on NES to GBC Rewriting (8 posts)
By mugenfighter on 2015-10-28
Last post by mugenfighter on 2015-10-29
Mooneye GB tests (3 posts)
By DarkMoe on 2015-10-19
Last post by DarkMoe on 2015-10-19
How do you disassemble GB/GBC ROMS? (12 posts)
By mugenfighter on 2015-10-05
Last post by adam_smasher on 2015-10-06
Flash Cart with nonvolatile SRAM (35 posts)
By qwertymodo on 2012-10-29
Last post by mmz16x on 2015-10-03
[GB cartridge] SRAM -> FRAM (5 posts)
By TheSilence on 2015-09-30
Last post by TheSilence on 2015-10-02
VRAM copy in WRAM (8 posts)
By gnarlyWarlock on 2015-09-28
Last post by gnarlyWarlock on 2015-10-01
Recompiling old GBDK games into Game Gear ROMs (3 posts)
By haroldo-ok on 2015-09-25
Last post by haroldo-ok on 2015-09-29
OAM DMA doesn't have to be done from internal RAM on GBC? (5 posts)
By AWJ on 2015-09-20
Last post by AWJ on 2015-09-21
Porting NES Games to GBC (23 posts)
By mugenfighter on 2015-09-13
Last post by tepples on 2015-09-16
Toki Tori looks like a GBA game (18 posts)
By Sik on 2015-08-22
Last post by Sik on 2015-08-25
GBjam Pirate Pop (20 posts)
By hawken on 2015-08-18
Last post by nicklausw on 2015-08-22
What exactly is a slot in WLA? (7 posts)
By gnarlyWarlock on 2015-08-06
Last post by nicklausw on 2015-08-07
Pong [Currently "ImpossiPong"] (16 posts)
By nicklausw on 2015-07-28
Last post by nicklausw on 2015-08-01
Basic GBC Question (6 posts)
By famiac on 2015-07-26
Last post by tepples on 2015-07-28
Gameboy Display Craziness (3 posts)
By nicklausw on 2015-07-26
Last post by Shonumi on 2015-07-27
CGBIDE - Colour GameBoy IDE (3 posts)
By mark94 on 2015-05-02
Last post by famiac on 2015-07-26
sprites transparency (6 posts)
By DarkMoe on 2015-06-29
Last post by DarkMoe on 2015-06-30
graphics conversion tools (3 posts)
By dalton on 2015-05-19
Last post by dalton on 2015-05-29
How to begin with drawing GBC tiles for a new game? (43 posts)
By 8bitMicroGuy on 2015-05-15
Last post by 8bitMicroGuy on 2015-05-28
[Q]Is an Arduino powerful enough to fully emulate an MBC? (25 posts)
By SNgamer on 2014-04-19
Last post by mikejmoffitt on 2015-05-26
Blargg Test 'POP AF' in '01 - special' logic question (3 posts)
By theotherjim on 2015-05-17
Last post by theotherjim on 2015-05-17
Replacement Graphics in Shonumi's Game Boy Enhanced (39 posts)
By Tygerbug on 2014-05-04
Last post by Shonumi on 2015-05-08
Can Everdrive-GB run homebrew? (25 posts)
By tepples on 2015-01-08
Last post by tokumaru on 2015-04-28
Mystery data (bank footers) in several Game Boy games (16 posts)
By RetroSpark on 2015-04-25
Last post by ccovell on 2015-04-26
Faceball 2000 16 Players (6 posts)
By Great Hierophant on 2015-04-13
Last post by Great Hierophant on 2015-04-14
BGB is now the Gatsu emulation suite (20 posts)
By nitro2k01 on 2015-04-01
Last post by Sik on 2015-04-11
Turning LCD off outside of VBlank interval (9 posts)
By deeplinks on 2015-03-29
Last post by deeplinks on 2015-03-29
The nintendo official sdk of gbc is available? (6 posts)
By bbsfoo on 2015-03-26
Last post by lidnariq on 2015-03-29
Gameboy RGB colors? (19 posts)
By Zepper on 2015-03-22
Last post by lidnariq on 2015-03-24
GameBoy(Color) Programming (4 posts)
By Bionja on 2015-02-26
Last post by nicklausw on 2015-03-06
Pokemon Crystal v1.1 with Celebi Event (4 posts)
By ShaneM on 2014-08-29
Last post by alphamule on 2015-02-05
PCB dimensions (HW dev) (5 posts)
By lidnariq on 2014-08-30
Last post by qwertymodo on 2015-01-27
Number of palettes in the GBC (2 posts)
By Sik on 2015-01-25
Last post by Dwedit on 2015-01-25
Game Boy and Game Boy Color unreleased games with roms (2 posts)
By Tormenter on 2015-01-16
Last post by Nitro on 2015-01-20
someone known gameboy color lcd pinout? (1 post)
By bbsfoo on 2015-01-19
Last post by bbsfoo on 2015-01-19
New GB Flash Carts and Cart Reader/Writers (6 posts)
By BennVenn on 2015-01-12
Last post by BennVenn on 2015-01-13
Good GB graphics editor for sprites? (2 posts)
By darkhog on 2014-06-30
Last post by Pokun on 2014-12-26
The boot ROM of the GB clone "Game Fighter" has been dumped. (5 posts)
By nitro2k01 on 2014-12-10
Last post by nitro2k01 on 2014-12-12
Gameboy emulator and debugger BGB 1.5 released (4 posts)
By nitro2k01 on 2014-10-19
Last post by ShaneM on 2014-11-16
Does scanline (LY) keep counting with screen off? (solved) (1 post)
By Dwedit on 2014-11-13
Last post by Dwedit on 2014-11-13
Question about Channel 3 Waveform (3 posts)
By venge on 2014-08-10
Last post by venge on 2014-08-11
Music Tools (16 posts)
By Daxva on 2014-02-19
Last post by thefox on 2014-07-24
PCB Help (4 posts)
By cornsyrup32 on 2014-07-22
Last post by lidnariq on 2014-07-22
gbdev Gameboy Coding Compo 2014 (2 posts)
By Sanqui on 2014-03-30
Last post by nitro2k01 on 2014-07-10
LSDJ on real MBC5 cartridge (3 posts)
By mikejmoffitt on 2014-06-24
Last post by tokumaru on 2014-06-30
Expanding MBC2 ROM to 512kb (6 posts)
By Pennywise on 2014-05-23
Last post by MottZilla on 2014-05-24
I proudly present you: [The PiBoy] (3 posts)
By yasin on 2013-09-18
Last post by MottZilla on 2014-05-18
Colorized romhack gameplay on real hardware (5 posts)
By Drakon on 2013-06-19
Last post by Tygerbug on 2014-05-04
There is an instruction to reboot gb??? (6 posts)
By bbsfoo on 2014-04-29
Last post by MottZilla on 2014-04-30
Shark MX GameBoy Modem! (28 posts)
By uXe on 2012-11-25
Last post by tepples on 2014-04-20
Misconception about GBC / GBA interlacing (5 posts)
By mikejmoffitt on 2014-04-11
Last post by nitro2k01 on 2014-04-13
Sprite Issue (1 post)
By Pennywise on 2014-03-28
Last post by Pennywise on 2014-03-28
Correctly read addresses (5 posts)
By Monster704 on 2014-02-25
Last post by Monster704 on 2014-02-26
ems-flasher for linux: multirom support (2 posts)
By Drenn on 2014-02-13
Last post by Shonumi on 2014-02-13
Sound 4 (Noise): Highest frequencies? (7 posts)
By Shonumi on 2014-01-26
Last post by Shonumi on 2014-02-13
Gameboy Sound Question (12 posts)
By MoZI on 2014-02-10
Last post by MoZI on 2014-02-11
Games that used the window for special effects? (7 posts)
By tokumaru on 2014-01-29
Last post by tokumaru on 2014-02-04
Issue with windows (9 posts)
By Pennywise on 2014-01-27
Last post by MottZilla on 2014-01-29
GB-Z80 assembly using ca65 is ready (5 posts)
By blargg on 2013-12-10
Last post by Banshaku on 2014-01-27
Gameboy Printer Emulation with an EMS Card? (9 posts)
By RollRoundInTheToilet on 2013-12-17
Last post by nitro2k01 on 2014-01-02
Game Boy Color BG priority bit [solved] (16 posts)
By byuu on 2013-12-09
Last post by nitro2k01 on 2013-12-12
Game Boy Color PPU emulation [solved] (4 posts)
By byuu on 2013-12-06
Last post by nitro2k01 on 2013-12-09
Game Boy emulator input issue [solved] (10 posts)
By byuu on 2013-12-04
Last post by nitro2k01 on 2013-12-09
Gameboy Color address bus (8 posts)
By Monster704 on 2013-12-03
Last post by Monster704 on 2013-12-04
Converting SRAM/Savestates between emulators (3 posts)
By Pennywise on 2013-12-03
Last post by nitro2k01 on 2013-12-04
Game Boy Cart creating (5 posts)
By Benjamin on 2013-09-18
Last post by root670 on 2013-11-04
CaptureBoy - Capturing the Gameboy video signal on a PC (1 post)
By snesy on 2013-10-03
Last post by snesy on 2013-10-03
In Game Text Editing (4 posts)
By Kubba on 2013-08-28
Last post by nitro2k01 on 2013-09-05
GB Flasher PCB's (13 posts)
By bazz on 2013-07-01
Last post by bazz on 2013-09-03
GB Flash Cart 32Mb PCB in the works (9 posts)
By bazz on 2013-07-01
Last post by qwertymodo on 2013-08-13
Gameboy Devcart Version 3 (11 posts)
By Drakon on 2013-06-27
Last post by Drakon on 2013-07-24
Help with DIY SD to 512KB SRAM cart by kgsws (7 posts)
By elseyf on 2013-03-02
Last post by lidnariq on 2013-06-23
Conker's Pocket Tales Deletes Saved Data in Goomba Color (12 posts)
By Jedi QuestMaster on 2013-06-07
Last post by Jedi QuestMaster on 2013-06-10
Home building a wideboy advance (7 posts)
By Drakon on 2013-06-01
Last post by lidnariq on 2013-06-03
Crazyzone source (5 posts)
By Ron86 on 2013-05-19
Last post by Ron86 on 2013-05-20
Assistance In Finding SCX (Scroll Loc X) (1 post)
By ShaneM on 2013-05-02
Last post by ShaneM on 2013-05-02
is it possible to add a DS li-ion accumulator to DMG Gameboy (3 posts)
By elseyf on 2013-04-14
Last post by elseyf on 2013-04-17
Donkey Kong '94 - Pauline Scream Emulation (5 posts)
By Jedi QuestMaster on 2013-04-01
Last post by mikejmoffitt on 2013-04-15
Question about Gameboy OAM (8 posts)
By ShaneM on 2013-04-02
Last post by nitro2k01 on 2013-04-06
New BGB feature coming soon! (7 posts)
By nitro2k01 on 2013-04-01
Last post by Drakon on 2013-04-01
Palletes in Super Mario Land 2 DX (4 posts)
By fenix00 on 2012-11-08
Last post by Drakon on 2013-03-16
Marioland / Metroid 2 full colour romhacks (5 posts)
By Drakon on 2013-02-28
Last post by Drakon on 2013-03-13
2013: One Gameboy project per week (19 posts)
By nitro2k01 on 2013-01-13
Last post by MottZilla on 2013-03-05
Need help debugging a rom (6 posts)
By Drakon on 2013-02-09
Last post by Drakon on 2013-02-10
DIY Gameboy Flash Cartridge - 512Kb memory size (2 posts)
By Gerry_MAN on 2012-08-12
Last post by Drakon on 2013-02-05
GB/C Dev Environment? (17 posts)
By Fatboy on 2011-12-01
Last post by nitro2k01 on 2012-12-12
Rez - A unique Gameboy synthesizer (3 posts)
By nitro2k01 on 2012-12-10
Last post by nitro2k01 on 2012-12-11
GBS fixes please (6 posts)
By locke_gb7 on 2012-11-19
Last post by locke_gb7 on 2012-11-19
EMS 64MB usb cart multiple saves? (45 posts)
By reprep on 2012-11-01
Last post by MottZilla on 2012-11-18
Gameboy Color Colorized Games (6 posts)
By Great Hierophant on 2009-12-13
Last post by LocalH on 2012-10-27
stroker.gb (5 posts)
By zzo38 on 2011-02-07
Last post by zzo38 on 2012-10-23
Strange behavior of the Gameboy timer (1 post)
By Profetylen on 2012-10-13
Last post by Profetylen on 2012-10-13
Blarggs rom test - CPU:2 - Interrupts (3 posts)
By Profetylen on 2012-09-07
Last post by Profetylen on 2012-09-11
The unimplementable DAA instruction (4 posts)
By Profetylen on 2012-07-12
Last post by Profetylen on 2012-09-07
Help with some GB Z80 commands (22 posts)
By Pennywise on 2012-06-29
Last post by strat on 2012-07-08
What is the GB's equivalent to the NES' RAM? (4 posts)
By Pennywise on 2012-06-19
Last post by Shiru on 2012-06-19
Project S-11 sound/music (4 posts)
By B00daW on 2012-05-31
Last post by B00daW on 2012-06-01
The Perfect GB Flashcart (9 posts)
By Great Hierophant on 2011-09-03
Last post by DNSDies on 2012-05-24
Code/Data Logging (3 posts)
By strat on 2012-05-23
Last post by strat on 2012-05-23
CPU Testing, Any Good Tips? (39 posts)
By MottZilla on 2009-01-11
Last post by beannaich on 2012-01-21
New Down and Dirty Gameboy VRAM Timing Document (8 posts)
By kevtris on 2011-06-14
Last post by beannaich on 2012-01-18
Cleaning GBASP Screen (8 posts)
By Jedi QuestMaster on 2012-01-01
Last post by Jedi QuestMaster on 2012-01-12
Gameboy Homebrew (4 posts)
By Green Plague Galore on 2011-12-28
Last post by Jedi QuestMaster on 2011-12-28
Did anyone dump the secret Peru BBS? (1 post)
By nitro2k01 on 2011-12-01
Last post by nitro2k01 on 2011-12-01
Space Invaders SNES rom on GB cart (9 posts)
By Gamester on 2011-11-14
Last post by mic_ on 2011-11-15
GB-Z80 test roms? (3 posts)
By ehguacho on 2011-07-18
Last post by ehguacho on 2011-07-18
GB USB Smart Card (4 posts)
By Jagasian on 2011-05-30
Last post by MottZilla on 2011-05-31
VGM player (14 posts)
By mic_ on 2011-05-21
Last post by mic_ on 2011-05-28
Pokémon Crystal and Action Replay (3 posts)
By socram8888 on 2011-05-20
Last post by socram8888 on 2011-05-20
Pacing music with the screen off (10 posts)
By adam_smasher on 2011-04-23
Last post by tepples on 2011-04-24
Memory Timing (4 posts)
By DParrott on 2011-01-19
Last post by mic_ on 2011-01-25
Emulator CPU tests (10 posts)
By DParrott on 2011-01-15
Last post by DParrott on 2011-01-16
GB BIOS mapping (3 posts)
By mudlord on 2010-11-20
Last post by mudlord on 2010-11-20
Interrupt acknowledgement and timings (2 posts)
By ejelly on 2010-11-13
Last post by MottZilla on 2010-11-13
Gameboy crappy speaker. (4 posts)
By Jeroen on 2010-07-16
Last post by nitro2k01 on 2010-08-28
Basic MBC interface? (16 posts)
By Skidlz on 2010-08-25
Last post by Skidlz on 2010-08-27
GB mode 7 tech demo (13 posts)
By darknezz19 on 2010-08-20
Last post by UncleSporky on 2010-08-26
Rip PCM samples from Roms? (13 posts)
By catsup on 2010-07-03
Last post by Jeroen on 2010-07-15
gbasm and tniASM (3 posts)
By jp48 on 2010-06-06
Last post by jp48 on 2010-06-07
how to... (9 posts)
By jp48 on 2010-03-20
Last post by jp48 on 2010-03-21
Possibly Broken GBS Files (2 posts)
By kevtris on 2010-01-08
Last post by ugetab on 2010-03-19
Gameboy advance flash card save problem. (5 posts)
By pivotman on 2010-03-18
Last post by Jeroen on 2010-03-19
still about gbbasic (8 posts)
By jp48 on 2010-03-13
Last post by Lord Nightmare on 2010-03-17
gbbasic (6 posts)
By jp48 on 2010-03-07
Last post by jp48 on 2010-03-13
GBDK sound example (3 posts)
By jp48 on 2010-03-11
Last post by jp48 on 2010-03-11
Volume envelope bug emulation (14 posts)
By mic_ on 2009-12-17
Last post by mic_ on 2010-03-05
Wav file with gbdk? (1 post)
By usbmittens on 2010-02-01
Last post by usbmittens on 2010-02-01
Gameboy MBC-2 RAM Question (5 posts)
By MottZilla on 2009-01-08
Last post by AWJ on 2010-01-24
Is There an Updated .GBS Spec? (4 posts)
By kevtris on 2010-01-03
Last post by kevtris on 2010-01-03
XPMCK update (1 post)
By mic_ on 2009-12-18
Last post by mic_ on 2009-12-18
Emulator for development? (5 posts)
By phazmatis on 2009-12-13
Last post by phazmatis on 2009-12-14
MBC5 Backwards Compatibility (9 posts)
By Great Hierophant on 2009-11-13
Last post by MottZilla on 2009-11-16
Sound question (4 posts)
By zeo on 2009-09-28
Last post by tepples on 2009-10-01
SGB Bootrom dumped by costis (7 posts)
By Lord Nightmare on 2009-09-17
Last post by Dwedit on 2009-09-28
Gameboy sound wave channel (19 posts)
By Cloudy on 2009-04-28
Last post by blargg on 2009-05-07
Pics of inside a GBC and a GB cartridge (4 posts)
By Jarhmander on 2009-03-07
Last post by MottZilla on 2009-03-29
Timing of scanline zero? (2 posts)
By Dwedit on 2009-03-08
Last post by Lord Nightmare on 2009-03-24
Detecting Gameboy Advance? (3 posts)
By strat on 2009-03-10
Last post by Dwedit on 2009-03-11
LDH syntax inconvenience, improvements? (16 posts)
By blargg on 2009-01-22
Last post by Dwedit on 2009-02-02
Mid-frame H-Blank Scroll Change Rules (6 posts)
By MottZilla on 2009-01-13
Last post by lai on 2009-01-31
Music of Final Fantasy Advanture glitches on GBC (13 posts)
By Bregalad on 2009-01-19
Last post by Lord Nightmare on 2009-01-23
GameBoy Development? (42 posts)
By Petruza on 2008-12-31
Last post by tomaitheous on 2009-01-20
Sprite priorities (5 posts)
By Bregalad on 2009-01-16
Last post by Bregalad on 2009-01-20
good thing. (4 posts)
By ironfist61 on 2009-01-13
Last post by ironfist61 on 2009-01-13
GameBoy Color, Information Wanted (20 posts)
By MottZilla on 2008-12-27
Last post by tomaitheous on 2009-01-01