248 Commits (develop)
 

Author SHA1 Message Date
  Ben Kurtovic e8fe5e4797 Implement some missing graphics features (fixes #4) 2 years ago
  Ben Kurtovic 58540ff2f5 Add support for BIOS. 2 years ago
  Ben Kurtovic 829680032d CLI: have -s be --save instead of --scale; use -x for --scale. 2 years ago
  Ben Kurtovic a0c12d019d Add support for saved game files for cart RAM (fixes #3) 2 years ago
  Ben Kurtovic d5f9c6950c Add support for on-cartridge RAM (#3) 2 years ago
  Ben Kurtovic ef4942e24d Smaller image. 3 years ago
  Ben Kurtovic e6c92fd38b Minor cleanup; expand docs. 3 years ago
  Ben Kurtovic 3991633ad2 Vsync solves most of the screen tearing issues. 3 years ago
  Ben Kurtovic 42b09e5b93 Fix some broken timing. 3 years ago
  Ben Kurtovic 10a37ff3bd Implement RRD/RLD 3 years ago
  Ben Kurtovic 6f1b1a461b Add some extra key mappings; docs on keys. 3 years ago
  Ben Kurtovic af6857eccc Fix sprite end code. 3 years ago
  Ben Kurtovic e48d7daa0d Add button input; fix background scrolling bug. 3 years ago
  Ben Kurtovic 2b24c9340c Sprite rendering, mostly. 3 years ago
  Ben Kurtovic daac49e3d7 Implement SET/RES for IX/IY. 3 years ago
  Ben Kurtovic 51258e724f CCF, SCF, DAA; bugfixes. 3 years ago
  Ben Kurtovic 5a8063315d BIT, RES, CPL; add missing opcode docs. 3 years ago
  Ben Kurtovic 26dcf57f1b Flesh out system ports; clean up IO; stubs. 3 years ago
  Ben Kurtovic 4431f29005 Add VDP line interrupts; fix bugs; refactor flags. 3 years ago
  Ben Kurtovic af58cedce3 Fix assorted bugs. 3 years ago
  Ben Kurtovic 1d604d774b Cleanup VDP debug code; don't enable IRQ until one instr past EI. 3 years ago
  Ben Kurtovic 56580d7392 Implement NEG and some bugfixes. 3 years ago
  Ben Kurtovic e4bbc8709f Clean up VDP background code. 3 years ago
  Ben Kurtovic cbe14eadcd Refactor: pass the entire Config object to the emulator. 3 years ago
  Ben Kurtovic de2cf71068 Clean up and refactor. 3 years ago
  Ben Kurtovic a69328a234 Add buggy SDL rendering, background drawing. 3 years ago
  Ben Kurtovic 1942d797aa Implement more instructions, mainly bit-shifting. 3 years ago
  Ben Kurtovic fdda540d26 Refactor flag setting code; implement more instructions. 3 years ago
  Ben Kurtovic 67e3133f14 Fix a bug in VDP control port writes; rename 'last_index' to 'regs.ixy'. 3 years ago
  Ben Kurtovic d6d3b60b3e Fix a couple assembler bugs involving obscure instructions. 3 years ago
  Ben Kurtovic 05b0bbe523 Make Z80 register pairs friendlier. Implement more instructions. 3 years ago
  Ben Kurtovic 42690f9380 Implement more instructions. 3 years ago
  Ben Kurtovic c14ad04c48 Simplify and fix index bit instructions in disassembler. 3 years ago
  Ben Kurtovic 34c9e778b5 Add stubs for PSG. 3 years ago
  Ben Kurtovic 80e361c111 More instructions, mainly index-related; tweaks. 3 years ago
  Ben Kurtovic df3277a2b6 Fix bugs in BIT; add trace for IRQ; make MMU mapping logs trace-level. 3 years ago
  Ben Kurtovic 53c0757362 Implement an assorted bunch of instructions. 3 years ago
  Ben Kurtovic 1b48fbe6a2 Add Z80 INT support and VDP frame interrupts. 3 years ago
  Ben Kurtovic 1227d7caa5 Add VDP register parsing and dumping. 3 years ago
  Ben Kurtovic 3b12d5cd12 Refactor emulator control. Add callback for SDL. 3 years ago
  Ben Kurtovic cbc1d7f02d EX; more bitwise/arithmetic ops; bugfixes. 3 years ago
  Ben Kurtovic 06b7dfaca3 Implement CRAM, some more loads and arithmetic operations. 3 years ago
  Ben Kurtovic 1cc4f06b89 LDI; LDD; LDIR; LDDR 3 years ago
  Ben Kurtovic da5765a3c7 PUSH/POP IX/Y; DJNZ; LD (HL), r 3 years ago
  Ben Kurtovic 61c104a0f3 Rework timing system for VDP scanlines; flesh out more VDP logic. 3 years ago
  Ben Kurtovic a09242ac29 Some refactoring wrt I/O; start work on VDP. 3 years ago
  Ben Kurtovic 3ca7f26aa0 Stub out port reads/writes; RETN; RST. 3 years ago
  Ben Kurtovic a167e9dcd7 RET; IN/OUT r/(C), (C)/r; INI/D; INI/DR; OUTI/D; OTI/DR; NOP2 3 years ago
  Ben Kurtovic 1efe2b579d Add POP; fix bugs involving relative jumps and PUSH. 3 years ago
  Ben Kurtovic 3381c36c89 PUSH 3 years ago