Commit Graph

1274 Commits

Author SHA1 Message Date
saxxonpike 8196caf731 commodore64: add serial cable interface for CIA/VIA communication, also DriveLED 2012-11-15 21:40:01 +00:00
saxxonpike bd3912939a commodore64: implement serial shift register in CIA chip to prepare for disk drive I/O 2012-11-15 20:49:54 +00:00
saxxonpike 46ff936d41 commodore64: 1541 disk drive CPU emulated when a D64 or G64 is loaded, not attached to serial bus and no mechanical emulation yet 2012-11-15 15:58:26 +00:00
saxxonpike 020dedb1a0 commodore64: updated directional dataport, keyboard input now works fully- commands can be executed in BASIC 2012-11-15 08:36:06 +00:00
zeromus 2ff12a9e3a add homemade cd-rom ECC/EDC code 2012-11-15 08:03:23 +00:00
saxxonpike c5d6fad0e1 commodore64: CIA timer underflow interrupts implemented (BASIC now works) 2012-11-15 07:41:59 +00:00
saxxonpike 94beebdbde commodore64: SID waveform data is now in a lookup table, increases performance and startup time 2012-11-15 06:56:19 +00:00
saxxonpike b4ed1fa822 commodore64: remove DCfilter until crashes can be isolated, functional changes to SID implementation for speed 2012-11-15 03:34:28 +00:00
saxxonpike 0223225388 commodore64: rewrote SID emulation, should be a lot more accurate 2012-11-15 00:22:57 +00:00
saxxonpike 5926918f8b commodore64: implement some of the waveform calculation algorithms documented in libsidplayfp 2012-11-14 18:15:52 +00:00
goyuken 631212ca4f nes: implement mapper249: mmc3 plus "security features"
San Shi Liu Ji,
Shui Hu Zhuan,
Myth Struggle,
Duo Bao Xiao Ying Hao - Guang Ming yu An Hei Chuan Shuo
2012-11-14 16:41:33 +00:00
saxxonpike b84ec59bb4 commodore64: replaced directional data port class with a more efficient one 2012-11-14 07:12:04 +00:00
saxxonpike a8957f1916 commodore64: D64 loading fills gap bits to meet MNIB standard track lengths 2012-11-14 04:58:39 +00:00
saxxonpike a3db998a0d commodore64: Implemented conversion of D64 into GCR bitcode (both major disk formats can be loaded now) 2012-11-14 04:48:21 +00:00
saxxonpike d29eecb4f6 commodore64: G64 disk format support 2012-11-14 01:50:17 +00:00
saxxonpike 7bd469d514 commodore64: add SyncSoundProvider for SID, placeholder for 1541 disk drive and VIA I/O chip 2012-11-13 22:40:54 +00:00
saxxonpike 98902b1a4a commodore64: fix input for some keys 2012-11-13 20:54:51 +00:00
zeromus 05420cf6ec add SID and PSF extensions to frontend 2012-11-13 20:10:06 +00:00
saxxonpike b7334679c6 commodore64: envelope generator added, sound should be somewhat decent now 2012-11-13 18:59:16 +00:00
saxxonpike 30d18601ba commodore64: VIC sprite renderer fixed (shows line 21), SID noise shift register fixed (proper output frequency) 2012-11-13 16:11:31 +00:00
saxxonpike e07919476c commodore64: basic sound support, still no envelope generator so sounds will sometimes carry 2012-11-12 23:54:46 +00:00
saxxonpike 52bb5e34e5 commodore64: oscillator mixing implemented. Fixed triangle waveform. 2012-11-12 20:58:07 +00:00
saxxonpike 2a4a4bbc57 commodore64: time of day counter implemented in CIA timer 2012-11-12 19:06:09 +00:00
saxxonpike 25edebfb80 commodore64: fix CIA timer bug, writes weren't always getting through to the registers 2012-11-12 17:23:15 +00:00
saxxonpike 2a5be0d42c commodore64: rewrote cycle processing code, VIC should be 100% cycle accurate now. Also added preparation for PAL support 2012-11-12 16:37:11 +00:00
saxxonpike 2c5f179da2 commodore64: VIC, SID, CIA0, CIA1, RAM have their own domains now, Memory is what is visible to the CPU 2012-11-12 15:52:31 +00:00
goyuken 86baf94dd4 nes: fix board hard reset. oops! 2012-11-11 17:23:05 +00:00
beirich 8cebe897cb PCE: fix dumb error in display-off background color calculation, fixes soldier blade flashing wrong color 2012-11-11 05:04:29 +00:00
adelikat 5574e335bb C64 - wire up remaining keyboard key controls 2012-11-11 02:36:29 +00:00
saxxonpike c1f3ec2a41 commodore64: directional data port improved 2012-11-10 10:10:48 +00:00
saxxonpike 7cf1a5cfae commodore64: writes to IO area and ROM space still write through to RAM underneath 2012-11-10 09:36:04 +00:00
saxxonpike a096b3f224 commodore64: properly emulate CPU lag when VIC is accessing sprite data 2012-11-10 08:48:36 +00:00
saxxonpike ae721eef5d commodore64: double-wide multicolor sprites are actually 4x wide 2012-11-10 08:31:04 +00:00
saxxonpike b28ab42e18 commodore64: VIC now only sees character rom at $1000 and $9000 2012-11-10 07:42:05 +00:00
saxxonpike 33f97f7fee commodore64: fix cartridge map 101X (LHGE) 2012-11-10 07:25:58 +00:00
saxxonpike 76f3c08225 commodore64: multicolor bitmap mode plotter color fix 2012-11-10 06:59:58 +00:00
saxxonpike a54df87b02 commodore64: simplification and performance increase: VIC implements IVideoProvider, SID implements ISoundProvider 2012-11-10 05:57:46 +00:00
saxxonpike c3644d8387 commodore64: restore key added, connected to NMI signal 2012-11-10 02:49:21 +00:00
goyuken 35e0b61ac3 NES: VRC6: support ines roms without hash id 2012-11-10 01:59:13 +00:00
saxxonpike e0f9abd1ee commodore64: full keyboard controller implemented 2012-11-09 23:37:32 +00:00
saxxonpike d1576a5efc commodore64: invalid text modes always output black pixels 2012-11-09 21:49:46 +00:00
saxxonpike f1dbf23bce commodore64: implement keyboard matrix (input is not connected, planned) 2012-11-09 18:44:05 +00:00
saxxonpike c0d4c9ec3a commodore64: fix sprite-data collision 2012-11-09 16:44:15 +00:00
saxxonpike cd7ab3b6f0 commodore64: sprite priority fixed and collision detection added 2012-11-09 15:50:16 +00:00
saxxonpike 66c1fc68f6 commodore64- preliminary hardware sprite support 2012-11-09 06:43:08 +00:00
saxxonpike 89344449a2 commodore64: implemented 12 pixel VIC delay when rendering display window 2012-11-08 23:16:46 +00:00
saxxonpike 4d1ae5cb30 commodore64: remove duplicate C and G fetch routines 2012-11-08 21:39:31 +00:00
saxxonpike f3e27b7677 commodore64: add support for joystick ports 1 and 2 2012-11-08 21:12:33 +00:00
saxxonpike 6097111bad commodore64: cartridge mapper function adapter added, should make adding new mappers very easy 2012-11-08 19:57:22 +00:00
saxxonpike ee27ce7828 commodore64: added SID waveform generators (no sound output yet) 2012-11-08 00:09:20 +00:00