{"id":2960,"date":"2021-07-24T15:09:04","date_gmt":"2021-07-24T12:09:04","guid":{"rendered":"https:\/\/demensdeum.com\/blog\/?p=2960"},"modified":"2024-12-16T22:32:23","modified_gmt":"2024-12-16T19:32:23","slug":"writing-stuff-in-assembly-for-sega-genesis-2","status":"publish","type":"post","link":"https:\/\/demensdeum.com\/blog\/ja\/2021\/07\/24\/writing-stuff-in-assembly-for-sega-genesis-2\/","title":{"rendered":"Sega Genesis #2 \u306e\u30a2\u30bb\u30f3\u30d6\u30ea\u3067\u306e\u66f8\u304d\u8fbc\u307f"},"content":{"rendered":"<p>\u3053\u306e\u6295\u7a3f\u3067\u306f\u3001\u30a2\u30bb\u30f3\u30d6\u30ea\u8a00\u8a9e\u3067\u5c06\u68cb\u30d1\u30ec\u30c3\u30c8\u306b\u8272\u3092\u8aad\u307f\u8fbc\u3080\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<br \/>Exodus \u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u306e\u6700\u7d42\u7d50\u679c\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<br \/><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-2964\" src=\"https:\/\/demensdeum.com\/blog\/wp-content\/uploads\/2021\/07\/result.png\" alt=\"\" width=\"804\" height=\"652\" srcset=\"https:\/\/demensdeum.com\/blog\/wp-content\/uploads\/2021\/07\/result.png 804w, https:\/\/demensdeum.com\/blog\/wp-content\/uploads\/2021\/07\/result-300x243.png 300w, https:\/\/demensdeum.com\/blog\/wp-content\/uploads\/2021\/07\/result-768x623.png 768w\" sizes=\"auto, (max-width: 804px) 100vw, 804px\" \/><br \/>\n\u30d7\u30ed\u30bb\u30b9\u3092\u7c21\u5358\u306b\u3059\u308b\u305f\u3081\u306b\u3001<strong>Genesis Software Manual (1989)<\/strong> \u3068\u3044\u3046\u540d\u524d\u306e PDF \u3092\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u898b\u3064\u3051\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u30de\u30cb\u30e5\u30a2\u30eb\u306b\u306f\u30d7\u30ed\u30bb\u30b9\u5168\u4f53\u304c\u8a73\u7d30\u306b\u8aac\u660e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5b9f\u969b\u3001\u3053\u306e\u30e1\u30e2\u306f\u30aa\u30ea\u30b8\u30ca\u30eb\u306e\u30de\u30cb\u30e5\u30a2\u30eb\u306e\u89e3\u8aac\u3067\u3059\u3002< \/p><\/p>\n<p>Sega \u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u306e VDP \u30c1\u30c3\u30d7\u306b\u8272\u3092\u66f8\u304d\u8fbc\u3080\u306b\u306f\u3001\u6b21\u306e\u3053\u3068\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>TMSS \u4fdd\u8b77\u3092\u7121\u52b9\u306b\u3059\u308b<\/li>\n<li>\u6b63\u3057\u3044\u30d1\u30e9\u30e1\u30fc\u30bf\u3092 VDP \u30ec\u30b8\u30b9\u30bf\u306b\u66f8\u304d\u8fbc\u3080<\/li>\n<li>\u5e0c\u671b\u306e\u8272\u3092 CRAM \u306b\u66f8\u304d\u8fbc\u307f\u307e\u3059<\/li>\n<\/ul>\n<p>\u30a2\u30bb\u30f3\u30d6\u30ea\u306b\u306f\u3001vasmm68k_mot \u3068\u304a\u6c17\u306b\u5165\u308a\u306e\u30c6\u30ad\u30b9\u30c8 \u30a8\u30c7\u30a3\u30bf (echo \u306a\u3069) \u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30a2\u30bb\u30f3\u30d6\u30ea\u306f\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code><h3>\u041f\u043e\u0440\u0442\u044b VDP<\/h3>\n<p>VDP \u0447\u0438\u043f \u043e\u0431\u0449\u0430\u0435\u0442\u0441\u044f \u0441 M68K \u0447\u0435\u0440\u0435\u0437 \u0434\u0432\u0430 \u043f\u043e\u0440\u0442\u0430 \u0432 \u043e\u043f\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438 &#8211; \u043f\u043e\u0440\u0442 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u0438 \u043f\u043e\u0440\u0442 \u0434\u0430\u043d\u043d\u044b\u0445.<br \/>\n\u041f\u043e \u0441\u0443\u0442\u0438:<\/p>\n<ol>\n<li>\u0427\u0435\u0440\u0435\u0437 \u043f\u043e\u0440\u0442 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u043c\u043e\u0436\u043d\u043e \u0432\u044b\u0441\u0442\u0430\u0432\u043b\u044f\u0442\u044c \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0430\u043c VDP.<\/li>\n<li>\u0422\u0430\u043a\u0436\u0435 \u043f\u043e\u0440\u0442 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u044f\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u0443\u043a\u0430\u0437\u0430\u0442\u0435\u043b\u0435\u043c \u043d\u0430 \u0442\u0443 \u0447\u0430\u0441\u0442\u044c VDP (VRAM, CRAM, VSRAM etc.) \u0447\u0435\u0440\u0435\u0437 \u043a\u043e\u0442\u043e\u0440\u0443\u044e \u043f\u0435\u0440\u0435\u0434\u0430\u044e\u0442\u0441\u044f \u0434\u0430\u043d\u043d\u044b\u0435 \u0447\u0435\u0440\u0435\u0437 \u043f\u043e\u0440\u0442 \u0434\u0430\u043d\u043d\u044b\u0445<\/li>\n<\/ol>\n<p><em>\u0418\u043d\u0442\u0435\u0440\u0435\u0441\u043d\u0430\u044f \u0438\u043d\u0444\u043e\u0440\u043c\u0430\u0446\u0438\u044f: \u0421\u0435\u0433\u0430 \u0441\u043e\u0445\u0440\u0430\u043d\u0438\u043b\u0430 \u0441\u043e\u0432\u043c\u0435\u0441\u0442\u0438\u043c\u043e\u0441\u0442\u044c \u0441 \u0438\u0433\u0440\u0430\u043c\u0438 Master System, \u043d\u0430 \u0447\u0442\u043e \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u0442 MODE 4 \u0438\u0437 \u043c\u0430\u043d\u0443\u0430\u043b\u0430 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430, \u0432 \u043d\u0435\u043c VDP \u043f\u0435\u0440\u0435\u043a\u043b\u044e\u0447\u0430\u0435\u0442\u0441\u044f \u0432 \u0440\u0435\u0436\u0438\u043c Master System.<\/em><\/p>\n<p>\u041e\u0431\u044a\u044f\u0432\u0438\u043c \u043f\u043e\u0440\u0442\u044b \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u0438 \u0434\u0430\u043d\u043d\u044b\u0445:<\/p>\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>vdp_data_port        = $C00000<\/code><\/pre>\n<h3>\u041e\u0442\u043a\u043b\u044e\u0447\u0438\u0442\u044c \u0441\u0438\u0441\u0442\u0435\u043c\u0443 \u0437\u0430\u0449\u0438\u0442\u044b TMSS<\/h3>\n<p>\u0417\u0430\u0449\u0438\u0442\u0430 \u043e\u0442 \u043d\u0435\u043b\u0438\u0446\u0435\u043d\u0437\u0438\u043e\u043d\u043d\u044b\u0445 \u0438\u0433\u0440 TMSS \u0438\u043c\u0435\u0435\u0442 \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0432\u0430\u0440\u0438\u0430\u043d\u0442\u043e\u0432 \u0440\u0430\u0437\u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u043a\u0438, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440 \u0442\u0440\u0435\u0431\u0443\u0435\u0442\u0441\u044f \u0447\u0442\u043e\u0431\u044b \u0434\u043e \u043e\u0431\u0440\u0430\u0449\u0435\u043d\u0438\u044f \u043a VDP \u0432 \u0430\u0434\u0440\u0435\u0441\u043d\u043e\u043c \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0435 A1 \u043b\u0435\u0436\u0430\u043b\u0430 \u0441\u0442\u0440\u043e\u043a\u0430 \u201cSEGA\u201d.<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>MOVE.B A1,D0; \u041f\u043e\u043b\u0443\u0447\u0430\u0435\u043c \u0432\u0435\u0440\u0441\u0438\u044e \u0445\u0430\u0440\u0434\u0432\u0430\u0440\u044b \u0446\u0438\u0444\u0440\u043e\u0439 \u0438\u0437 A1 \u0432 \u0440\u0435\u0433\u0438\u0441\u0442\u0440 D0 \nANDI.B 0x0F,D0; \u041f\u043e \u043c\u0430\u0441\u043a\u0435 \u0431\u0435\u0440\u0435\u043c \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0438\u0435 \u0431\u0438\u0442\u044b, \u0447\u0442\u043e\u0431\u044b \u043d\u0438\u0447\u0435\u0433\u043e \u043d\u0435 \u0441\u043b\u043e\u043c\u0430\u0442\u044c \nBEQ.B SkipTmss; \u0415\u0441\u043b\u0438 \u0432\u0435\u0440\u0441\u0438\u044f \u0440\u0430\u0432\u043d\u0430 0, \u0441\u043a\u043e\u0440\u0435\u0435 \u0432\u0441\u0435\u0433\u043e \u044d\u0442\u043e \u044f\u043f\u043e\u043d\u043a\u0430 \u0438\u043b\u0438 \u044d\u043c\u0443\u043b\u044f\u0442\u043e\u0440 \u0431\u0435\u0437 \u0432\u043a\u043b\u044e\u0447\u0435\u043d\u043d\u043e\u0433\u043e TMSS, \u0442\u043e\u0433\u0434\u0430 \u0438\u0434\u0435\u043c \u0432 \u0441\u0430\u0431\u0440\u0443\u0442\u0438\u043d\u0443 SkipTmss \nMOVE.L \"SEGA\",A1; \u0418\u043b\u0438 \u0437\u0430\u043f\u0438\u0441\u044b\u0432\u0430\u0435\u043c \u0441\u0442\u0440\u043e\u043a\u0443 SEGA \u0432 A1 \n<\/code><\/pre>\n<\/div>\n<h3>\u6b63\u3057\u3044\u30d1\u30e9\u30e1\u30fc\u30bf\u3092 VDP \u30ec\u30b8\u30b9\u30bf\u306b\u66f8\u304d\u8fbc\u307f\u307e\u3059<\/h3>\n<p>\u305d\u3082\u305d\u3082\u3001\u306a\u305c VDP \u30ec\u30b8\u30b9\u30bf\u306b\u6b63\u3057\u3044\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u306e\u3067\u3057\u3087\u3046\u304b? VDP \u306f\u591a\u304f\u306e\u6a5f\u80fd\u3092\u5099\u3048\u3066\u3044\u308b\u305f\u3081\u3001\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u524d\u306b\u5fc5\u8981\u306a\u6a5f\u80fd\u3092\u4f7f\u7528\u3057\u3066 VDP \u3092\u521d\u671f\u5316\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3068\u3044\u3046\u8003\u3048\u3067\u3059\u3002\u305d\u3046\u3057\u306a\u3044\u3068\u3001VDP \u304c VDP \u306b\u4f55\u3092\u6c42\u3081\u3066\u3044\u308b\u304b\u3092\u7406\u89e3\u3067\u304d\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u5404\u30ec\u30b8\u30b9\u30bf\u306f\u3001\u7279\u5b9a\u306e\u8a2d\u5b9a\/\u52d5\u4f5c\u30e2\u30fc\u30c9\u3092\u62c5\u5f53\u3057\u307e\u3059\u3002 Segov \u30de\u30cb\u30e5\u30a2\u30eb\u306b\u306f\u300124 \u306e\u5404\u30ec\u30b8\u30b9\u30bf\u306e\u3059\u3079\u3066\u306e\u30d3\u30c3\u30c8\/\u30d5\u30e9\u30b0\u3068\u3001\u30ec\u30b8\u30b9\u30bf\u81ea\u4f53\u306e\u8aac\u660e\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>bigevilcorporation \u30d6\u30ed\u30b0\u304b\u3089\u306e\u30b3\u30e1\u30f3\u30c8\u3092\u542b\u3080\u65e2\u88fd\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u4f7f\u7528\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>\nVDPReg0:   dc.b $14 ;  0: H interrupt on, palettes on \nVDPReg1:   dc.b $74 ;  1: V interrupt on, display on, DMA on, Genesis mode on \nVDPReg2:   dc.b $30 ;  2: Pattern table for Scroll Plane A at VRAM $C000 \n                    ;     (bits 3-5 = bits 13-15) \nVDPReg3:   dc.b $00 ;  3: Pattern table for Window Plane at VRAM $0000 \n                    ;     (disabled) (bits 1-5 = bits 11-15) \nVDPReg4:   dc.b $07 ;  4: Pattern table for Scroll Plane B at VRAM $E000 \n                    ;     (bits 0-2 = bits 11-15) \nVDPReg5:   dc.b $78 ;  5: Sprite table at VRAM $F000 (bits 0-6 = bits 9-15) \nVDPReg6:   dc.b $00 ;  6: Unused \nVDPReg7:   dc.b $00 ;  7: Background colour - bits 0-3 = colour, \n                    ;     bits 4-5 = palette \nVDPReg8:   dc.b $00 ;  8: Unused \nVDPReg9:   dc.b $00 ;  9: Unused \nVDPRegA:   dc.b $FF ; 10: Frequency of Horiz. interrupt in Rasters \n                    ;     (number of lines travelled by the beam) \nVDPRegB:   dc.b $00 ; 11: External interrupts off, V scroll fullscreen, \n                    ;     H scroll fullscreen \nVDPRegC:   dc.b $81 ; 12: Shadows and highlights off, interlace off, \n                    ;     H40 mode (320 x 224 screen res) \nVDPRegD:   dc.b $3F ; 13: Horiz. scroll table at VRAM $FC00 (bits 0-5) \nVDPRegE:   dc.b $00 ; 14: Unused \nVDPRegF:   dc.b $02 ; 15: Autoincrement 2 bytes \nVDPReg10:  dc.b $01 ; 16: Vert. scroll 32, Horiz. scroll 64 \nVDPReg11:  dc.b $00 ; 17: Window Plane X pos 0 left \n                    ;     (pos in bits 0-4, left\/right in bit 7) \nVDPReg12:  dc.b $00 ; 18: Window Plane Y pos 0 up \n                    ;     (pos in bits 0-4, up\/down in bit 7) \nVDPReg13:  dc.b $FF ; 19: DMA length lo byte \nVDPReg14:  dc.b $FF ; 20: DMA length hi byte \nVDPReg15:  dc.b $00 ; 21: DMA source address lo byte \nVDPReg16:  dc.b $00 ; 22: DMA source address mid byte \nVDPReg17:  dc.b $80 ; 23: DMA source address hi byte, \n                    ;     memory-to-VRAM mode (bits 6-7)  \n<\/code><\/pre>\n<\/div>\n<p>OK\u3001\u5236\u5fa1\u30dd\u30fc\u30c8\u306b\u79fb\u52d5\u3057\u3066\u3001\u3059\u3079\u3066\u306e\u30d5\u30e9\u30b0\u3092 VDP \u30ec\u30b8\u30b9\u30bf\u306b\u66f8\u304d\u8fbc\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>    move.l  #VDPRegisters,a0 ; \u041f\u0438\u0448\u0435\u043c \u0430\u0434\u0440\u0435\u0441 \u0442\u0430\u0431\u043b\u0438\u0446\u044b \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432 \u0432 A1 \n    move.l  #$18,d0          ; \u0421\u0447\u0435\u0442\u0447\u0438\u043a \u0446\u0438\u043a\u043b\u0430 - 24 = 18 (HEX) \u0432 D0 \n    move.l  #$00008000,d1    ; \u0413\u043e\u0442\u043e\u0432\u0438\u043c \u043a\u043e\u043c\u0430\u043d\u0434\u0443 \u043d\u0430 \u0437\u0430\u043f\u0438\u0441\u044c \u0432 \u0440\u0435\u0433\u0438\u0441\u0442\u0440 VDP \u043f\u043e \u0438\u043d\u0434\u0435\u043a\u0441\u0443 0, \u043f\u043e \u043c\u0430\u043d\u0443\u0430\u043b\u0443 - 1000 0000 0000 0000 (BIN) = 8000 (HEX) \n\nFillInitialStateForVDPRegistersLoop: \n    move.b  (a0)+,d1         ; \u0417\u0430\u043f\u0438\u0441\u044b\u0432\u0430\u0435\u043c \u0432 D1 \u0438\u0442\u043e\u0433\u043e\u0432\u043e\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0430 VDP \u0438\u0437 \u0442\u0430\u0431\u043b\u0438\u0446\u044b \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u0432, \u043d\u0430 \u043e\u0442\u043f\u0440\u0430\u0432\u043a\u0443 \u0432 \u043f\u043e\u0440\u0442 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f VDP  \n    move.w  d1,vdp_control_port     ; \u041e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u043c \u0438\u0442\u043e\u0433\u043e\u0432\u0443\u044e \u043a\u043e\u043c\u0430\u043d\u0434\u0443 + \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0438\u0437 D1 \u0432 \u043f\u043e\u0440\u0442 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f VDP \n    add.w   #$0100,d1        ; \u041f\u043e\u0434\u043d\u0438\u043c\u0430\u0435\u043c \u0438\u043d\u0434\u0435\u043a\u0441 \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0430 VDP \u043d\u0430 1 (\u0431\u0438\u043d\u0430\u0440\u043d\u043e\u0435 \u0441\u043b\u043e\u0436\u0435\u043d\u0438\u0435 +1 \u043a \u0438\u043d\u0434\u0435\u043a\u0441\u0443 \u043f\u043e \u043c\u0430\u043d\u0443\u0430\u043b\u0443 \u0421\u0435\u0433\u0438) \n    dbra    d0,FillInitialStateForVDPRegistersLoop ; \u0423\u043c\u0435\u043d\u044c\u0448\u0430\u0435\u043c \u0441\u0447\u0435\u0442\u0447\u0438\u043a \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u043e\u0432, \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0435\u043c \u0446\u0438\u043a\u043b \u0435\u0441\u043b\u0438 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e<\/code><\/pre>\n<p>\u0421\u0430\u043c\u043e\u0435 \u0441\u043b\u043e\u0436\u043d\u043e\u0435 \u044d\u0442\u043e \u043f\u0440\u043e\u0447\u0438\u0442\u0430\u0442\u044c \u043c\u0430\u043d\u0443\u0430\u043b \u0438 \u043f\u043e\u043d\u044f\u0442\u044c \u0432 \u043a\u0430\u043a\u043e\u043c \u0444\u043e\u0440\u043c\u0430\u0442\u0435 \u043f\u043e\u0434\u0430\u044e\u0442\u0441\u044f \u0434\u0430\u043d\u043d\u044b\u0435 \u043d\u0430 \u043f\u043e\u0440\u0442 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f, \u043e\u043f\u044b\u0442\u043d\u044b\u0435 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0438 \u0440\u0430\u0437\u0431\u0435\u0440\u0443\u0442\u0441\u044f \u0441\u0440\u0430\u0437\u0443, \u0430 \u0432\u043e\u0442 \u043d\u0435\u043e\u043f\u044b\u0442\u043d\u044b\u0435&#8230; \u041d\u0435\u043c\u043d\u043e\u0433\u043e \u043f\u043e\u0434\u0443\u043c\u0430\u044e\u0442 \u0438 \u043f\u043e\u0439\u043c\u0443\u0442, \u0447\u0442\u043e \u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441 \u0434\u043b\u044f \u0437\u0430\u043f\u0438\u0441\u0438 \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u043e\u0432 \u0442\u0430\u043a\u043e\u0439:<\/p>\n<p>0B100(5 \u0431\u0438\u0442 &#8211; \u0438\u043d\u0434\u0435\u043a\u0441 \u0440\u0435\u0433\u0438\u0441\u0442\u0440\u0430)(8 \u0431\u0438\u0442\/\u0431\u0430\u0439\u0442 &#8211; \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435)<\/p>\n<p>0B1000001001000101 &#8211; \u0437\u0430\u043f\u0438\u0441\u0430\u0442\u044c \u0432 \u0440\u0435\u0433\u0438\u0441\u0442\u0440 VDP 2 (00010), \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u0444\u043b\u0430\u0436\u043a\u043e\u0432 01000101.<\/p>\n<h3>\u0417\u0430\u043f\u0438\u0441\u0430\u0442\u044c \u043d\u0443\u0436\u043d\u044b\u0435 \u0446\u0432\u0435\u0442\u0430 \u0432 CRAM<\/h3>\n<p>\u0414\u0430\u043b\u0435\u0435 \u0438\u0434\u0435\u043c \u043f\u0438\u0441\u0430\u0442\u044c \u0434\u0432\u0430 \u0446\u0432\u0435\u0442\u0430 \u0432 \u043f\u0430\u043c\u044f\u0442\u044c \u0446\u0432\u0435\u0442\u043e\u0432 CRAM (Color RAM). \u0414\u043b\u044f \u044d\u0442\u043e\u0433\u043e \u043f\u0438\u0448\u0435\u043c \u0432 \u043f\u043e\u0440\u0442 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u043a\u043e\u043c\u0430\u043d\u0434\u0443 \u043d\u0430 \u0434\u043e\u0441\u0442\u0443\u043f \u043a \u0446\u0432\u0435\u0442\u0443 \u043f\u043e \u0438\u043d\u0434\u0435\u043a\u0441\u0443 0 \u0432 CRAM \u0438 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u043c \u043f\u043e \u0434\u0430\u0442\u0430 \u043f\u043e\u0440\u0442\u0443 \u0446\u0432\u0435\u0442. \u0412\u0441\u0435!<\/p>\n<p>\u041f\u0440\u0438\u043c\u0435\u0440:<\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>    move.l  #$C0000000,vdp_control_port ; \u0414\u043e\u0441\u0442\u0443\u043f \u043a \u0446\u0432\u0435\u0442\u0443 \u043f\u043e \u0438\u043d\u0434\u0435\u043a\u0441\u0443 0 \u0432 CRAM \u0447\u0435\u0440\u0435\u0437 \u043f\u043e\u0440\u0442 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f  \n    move.w  #228,d0; \u0426\u0432\u0435\u0442 \u0432 D0 \n    move.w  d0,vdp_data_port; \u041e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u043c \u0446\u0432\u0435\u0442 \u0432 \u043f\u043e\u0440\u0442 \u0434\u0430\u043d\u043d\u044b\u0445 \n<\/code><\/pre>\n<\/div>\n<p>Exodus \u3067\u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u3092\u69cb\u7bc9\u3057\u3066\u5b9f\u884c\u3059\u308b\u3068\u3001\u753b\u9762\u304c\u30ab\u30e9\u30fc 228 \u3067\u5857\u308a\u3064\u3076\u3055\u308c\u308b\u306f\u305a\u3067\u3059\u3002<\/p>\n<p>\u6700\u5f8c\u306e\u30d0\u30a4\u30c8 127 \u306b\u57fa\u3065\u3044\u3066\u30012 \u756a\u76ee\u306e\u8272\u3067\u5857\u308a\u3064\u3076\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<p><\u30b3\u30fc\u30c9><\/\u30b3\u30fc\u30c9><\/p>\n<div class=\"hcb_wrap\">\n<pre class=\"prism line-numbers lang-unknown\" data-lang=\"unknown\"><code>  move.l  #$C07f0000,vdp_control_port ; \u0414\u043e\u0441\u0442\u0443\u043f \u043a \u0446\u0432\u0435\u0442\u0443 \u043f\u043e \u0431\u0430\u0439\u0442\u0443 127 \u0432 CRAM \u0447\u0435\u0440\u0435\u0437 \u043f\u043e\u0440\u0442 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \n  move.w  #69,d0; \u0426\u0432\u0435\u0442 \u0432 D0 \n  move.w  d0,vdp_data_port; \u041e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u0435\u043c \u0446\u0432\u0435\u0442 \u0432 \u043f\u043e\u0440\u0442 \u0434\u0430\u043d\u043d\u044b\u0445 \n<\/code><\/pre>\n<\/div>\n<h3>\u30ea\u30f3\u30af<\/h3>\n<p><a href=\"https:\/\/gitlab.com\/demensdeum\/segagenesissamples\" target=\"_blank\" rel=\"noopener\">https:\/\/gitlab.com\/demensdeum\/segagenesissamples<\/a><br \/><a href=\"https:\/\/www.exodusemulator.com\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.exodusemulator.com\/<\/a><br \/>\n<a href=\"http:\/\/sun.hasenbraten.de\/vasm\/\" target=\"_blank\" rel=\"noopener\">http:\/\/sun.hasenbraten.de\/vasm\/<\/a><br \/>\n<a href=\"https:\/\/tomeko.net\/online_tools\/bin_to_32bit_hex.php?lang=en\" target=\"_blank\" rel=\"noopener\">https:\/\/tomeko.net\/online_tools\/bin_to_32bit_hex.php?lang=en<\/a><\/p>\n<h3>\u30bd\u30fc\u30b9<\/h3>\n<p><a href=\"https:\/\/namelessalgorithm.com\/genesis\/blog\/genesis\/\" target=\"_blank\" rel=\"noopener\">https:\/\/namelessalgorithm.com\/genesis\/blog\/genesis\/<\/\u3042\uff1e<br \/><a href=\"https:\/\/plutiedev.com\/vdp-commands\" target=\"_blank\" rel=\"noopener\">https:\/\/plutiedev.com\/vdp-commands<\/a><br \/>\n<a href=\"https:\/\/huguesjohnson.com\/programming\/genesis\/palettes\/\" target=\"_blank\" rel=\"noopener\">https:\/\/huguesjohnson.com\/programming\/genesis\/palettes\/<\/a><br \/>\n<a href=\"https:\/\/www.chibiakumas.com\/68000\/helloworld.php#LessonH5\" target=\"_blank\" rel=\"noopener\">https:\/\/www.chibiakumas.com\/68000\/helloworld.php#LessonH5<\/a><br \/>\n<a href=\"https:\/\/blog.bigevilcorporation.co.uk\/2012\/03\/09\/sega-megadrive-3-awaking-the-beast\/\" target=\"_blank\" rel=\"noopener\">https:\/\/blog.bigevilcorporation.co.uk\/2012\/03\/09\/sega-megadrive-3-awaking-the-beast\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u6295\u7a3f\u3067\u306f\u3001\u30a2\u30bb\u30f3\u30d6\u30ea\u8a00\u8a9e\u3067\u5c06\u68cb\u30d1\u30ec\u30c3\u30c8\u306b\u8272\u3092\u8aad\u307f\u8fbc\u3080\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002Exodus \u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u306e\u6700\u7d42\u7d50\u679c\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002 \u30d7\u30ed\u30bb\u30b9\u3092\u7c21\u5358\u306b\u3059\u308b\u305f\u3081\u306b\u3001Genesis Software Manual (1989) \u3068\u3044\u3046\u540d\u524d\u306e PDF \u3092\u30a4\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u4e0a\u3067\u898b\u3064\u3051\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u30de\u30cb\u30e5\u30a2\u30eb\u306b\u306f\u30d7\u30ed\u30bb\u30b9\u5168\u4f53\u304c\u8a73\u7d30\u306b\u8aac\u660e\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5b9f\u969b\u3001\u3053\u306e\u30e1\u30e2\u306f\u30aa\u30ea\u30b8\u30ca\u30eb\u306e\u30de\u30cb\u30e5\u30a2\u30eb\u306e\u89e3\u8aac\u3067\u3059\u3002< \/p> Sega \u30a8\u30df\u30e5\u30ec\u30fc\u30bf\u306e VDP \u30c1\u30c3\u30d7\u306b\u8272\u3092\u66f8\u304d\u8fbc\u3080\u306b\u306f\u3001\u6b21\u306e\u3053\u3068\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 TMSS \u4fdd\u8b77\u3092\u7121\u52b9\u306b\u3059\u308b \u6b63\u3057\u3044\u30d1\u30e9\u30e1\u30fc\u30bf\u3092 VDP \u30ec\u30b8\u30b9\u30bf\u306b\u66f8\u304d\u8fbc\u3080 \u5e0c\u671b\u306e\u8272\u3092 CRAM \u306b\u66f8\u304d\u8fbc\u307f\u307e\u3059 \u30a2\u30bb\u30f3\u30d6\u30ea\u306b\u306f\u3001vasmm68k_mot \u3068\u304a\u6c17\u306b\u5165\u308a\u306e\u30c6\u30ad\u30b9\u30c8 \u30a8\u30c7\u30a3\u30bf (echo \u306a\u3069) \u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30a2\u30bb\u30f3\u30d6\u30ea\u306f\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067\u5b9f\u884c\u3055\u308c\u307e\u3059\u3002 \u041f\u043e\u0440\u0442\u044b VDP VDP \u0447\u0438\u043f \u043e\u0431\u0449\u0430\u0435\u0442\u0441\u044f \u0441 M68K \u0447\u0435\u0440\u0435\u0437 \u0434\u0432\u0430 \u043f\u043e\u0440\u0442\u0430 \u0432 \u043e\u043f\u0435\u0440\u0430\u0442\u0438\u0432\u043d\u043e\u0439 \u043f\u0430\u043c\u044f\u0442\u0438 &#8211; \u043f\u043e\u0440\u0442 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u0438 \u043f\u043e\u0440\u0442 \u0434\u0430\u043d\u043d\u044b\u0445. \u041f\u043e \u0441\u0443\u0442\u0438: \u0427\u0435\u0440\u0435\u0437 \u043f\u043e\u0440\u0442 \u043a\u043e\u043d\u0442\u0440\u043e\u043b\u044f \u043c\u043e\u0436\u043d\u043e \u0432\u044b\u0441\u0442\u0430\u0432\u043b\u044f\u0442\u044c \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f<a class=\"more-link\" href=\"https:\/\/demensdeum.com\/blog\/ja\/2021\/07\/24\/writing-stuff-in-assembly-for-sega-genesis-2\/\">Continue reading <span class=\"screen-reader-text\">&#8220;Sega Genesis #2 \u306e\u30a2\u30bb\u30f3\u30d6\u30ea\u3067\u306e\u66f8\u304d\u8fbc\u307f&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[61,52],"tags":[165,174],"class_list":["post-2960","post","type-post","status-publish","format-standard","hentry","category-techie","category-tutorials","tag-asm","tag-vasm","entry"],"translation":{"provider":"WPGlobus","version":"3.0.2","language":"ja","enabled_languages":["en","ru","zh","de","fr","ja","pt","hi"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"ru":{"title":true,"content":true,"excerpt":false},"zh":{"title":true,"content":true,"excerpt":false},"de":{"title":true,"content":true,"excerpt":false},"fr":{"title":true,"content":true,"excerpt":false},"ja":{"title":true,"content":true,"excerpt":false},"pt":{"title":true,"content":true,"excerpt":false},"hi":{"title":false,"content":false,"excerpt":false}}},"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/posts\/2960","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/comments?post=2960"}],"version-history":[{"count":21,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/posts\/2960\/revisions"}],"predecessor-version":[{"id":3897,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/posts\/2960\/revisions\/3897"}],"wp:attachment":[{"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/media?parent=2960"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/categories?post=2960"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/demensdeum.com\/blog\/ja\/wp-json\/wp\/v2\/tags?post=2960"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}