Posts Tagged ‘hitpoker’

Greatest Hits

Tuesday, June 23rd, 2009

Last week Olivier Galibert and Wilbert Pol did some efforts in identifying the CPUs in Pachi Fever and Hit Poker. While the former uses a TMS9900 but we didn’t made any noticeable progress (HW looks awkward or there are CPU bugs, take your pick), the latter one uses a MC68HC11 (that’s used on the Taito-JC HW, some other MESS-related systems and in Deroon Dero Dero / Angel Eyes as MCU). The HC11 CPU core was in pretty bad shape (the Taito-JC really makes small use of it), so after something like 100 implemented opcodes, a bunch of bug fixes and some really basic irq system, here’s the results:

0085

0090

0091

*EDIT*: Fixed 4bpp / 8bpp switches, fixes mostly the cards display:

0094

Now it needs EEPROM emulation (that’s non-standard) and inputs to get it working…


By continuing to use the site, you agree to the use of cookies. more information

The cookie settings on this website are set to "allow cookies" to give you the best browsing experience possible. If you continue to use this website without changing your cookie settings or you click "Accept" below then you are consenting to this.

Close