/* * File: mz800_pal.h * Author: Michal Hucik * * Created on 19. června 2015, 15:37 * */ #ifndef MZ800_VIDEO_H #define MZ800_VIDEO_H #ifdef __cplusplus extern "C" { #endif /* * * Generator video signalu Sharp MZ-800 RGBI PAL (JP1 spojeno - zakladni nastaveni pro Evropu): * * * * Radkove casovani: * ================= * * Hsync: 80 T * Back Porch: 104 T * Video Enable: 928 T * Front Porch: 24 T * ----------------------- * Cely radek: 1 136 T * * * Snimkove casovani: * ================== * * Vsync: 3 408 T ( 3 radky ) * Back porch: 21 586 T ( 19 radku + 2 T ) * Video enable: 326 032 T ( 287 radku ) * Front porch: 3 406 T ( 3 radky ) * --------------------------------------------------- * Cely snimek: 354 432 T ( 312 radku ) * * * Horni border: 136 T + 45 radku * Screen: 200 radku * Dolni border: 41 radku + 792 T * * * Levy border: 156 T * Screen: 640 T * Pravy border: 132 T * * * * Udalosti signalu: * * vvv - visible rows (top border + screen + botom border) * sss - screen rows * aaa - all beam rows * * 0, 0 - pocatecni pixel obrazu * vvv, 0 - zacatek leveho borderu * vvv, 155 - posledni pixel leveho borderu (156 pixelu) * sss, 156 - pocatek screenu * 45, 790 - konec (1) PIOZ80 PA5 (VBLN) (112 radku == 127 232 pixelu, neaktivni: 200 radku == 227 200 pixelu) * 245, 790 - zacatek (0) PIOZ80 PA5 (VBLN) * 290, 790 - zacatek (0) real_Vsync * 293, 790 - konec (1) real_Vsync (3 radky == 3 408 pixelu) * 0, 792 - beam_enabled_start - az tady se zacina kreslit prvni radek horniho borderu * 288, 792 - beam_enabled_end - uz tady konci posledni zobrazeny radek dolniho borderu * sss, 795 - posledni pixel screenu (640 pixelu) * sss, 796 - pocatek praveho borderu * vvv, 928 - konec praveho borderu (132 pixelu) posledni zobrazeny pixel na radku * aaa, 950 - zacatek (0) real_Hsync * aaa, 1030 - konec (1) real_Hsync (80 pixelu) * aaa, 1078 - konec (1) sts_Hsync (128 pixelu) * aaa, 1135 - posledni pixel obrazoveho radku (1136 pixelu) * * * Vazby: * * CLK1 - real HSync (zajima nas jen sestupna hrana) * PIO8255_PC7 - VBLN * PIOZ80_PA5 - VBLN * * * Trochu to jeste pro prehlednost shrnu :) * * * * +----------------------------- Screen ------------------------------+ * | | * | | * | | * | 0,0 -> +------------- Display (visible area) ----------+ | * | beam |Top border | | * | start | | | * | here | | | * | | Left +----------- Canvas ------------+ Right | | * | | border| | border| | * | | | | | | * | | | | | | * | | | | | | * | | | | | | * | | | | | | * | | | | | | * | | +---------- 640 x 200 ----------+ | | * | |Botom border | | * | | | | * | | | | * | +------------------ 928 x 288 ------------------+ | * | | * | | * | | * +--------------------------- 1136 x 312 ----------------------------+ * * * */ /* * * Definice rozmeru * */ #define VIDEO_BORDER_LEFT_WIDTH 156 #define VIDEO_BORDER_RIGHT_WIDTH 132 #define VIDEO_BORDER_TOP_HEIGHT 46 #define VIDEO_BORDER_BOTOM_HEIGHT 42 /* celkove rozmery uzivatelsky pouzitelne (kreslitelne) oblasti */ #define VIDEO_CANVAS_WIDTH 640 #define VIDEO_CANVAS_HEIGHT 200 /* celkove rozmery viditelneho displeje */ #define VIDEO_DISPLAY_WIDTH ( VIDEO_BORDER_LEFT_WIDTH + VIDEO_CANVAS_WIDTH + VIDEO_BORDER_RIGHT_WIDTH ) #define VIDEO_DISPLAY_HEIGHT ( VIDEO_BORDER_TOP_HEIGHT + VIDEO_CANVAS_HEIGHT + VIDEO_BORDER_BOTOM_HEIGHT ) #define VIDEO_BORDER_TOP_WIDTH VIDEO_DISPLAY_WIDTH #define VIDEO_BORDER_LEFT_HEIGHT VIDEO_CANVAS_HEIGHT #define VIDEO_BORDER_RIGHT_HEIGHT VIDEO_CANVAS_HEIGHT #define VIDEO_BORDER_BOTOM_WIDTH VIDEO_DISPLAY_WIDTH /* Definice obrazoveho radku */ #define VIDEO_H_SYNC_TICKS 80 /* skutecny Hsync, ktery je na video vystupu pocitace - v emulaci jej nepouzivame */ #define VIDEO_H_BACK_PORCH_TICKS 104 #define VIDEO_H_ENABLED_TICKS VIDEO_DISPLAY_WIDTH #define VIDEO_H_FRONT_PORCH_TICKS 24 /* Celkove rozmery screen */ #define VIDEO_SCREEN_WIDTH ( VIDEO_H_SYNC_TICKS + VIDEO_H_BACK_PORCH_TICKS + VIDEO_H_ENABLED_TICKS + VIDEO_H_FRONT_PORCH_TICKS ) #define VIDEO_SCREEN_HEIGHT 312 #define VIDEO_SCREEN_TICKS ( VIDEO_SCREEN_HEIGHT * VIDEO_SCREEN_WIDTH ) //#define VIDEO_V_SYNC_TICKS ( 3 * VIDEO_SCREEN_WIDTH ) //#define VIDEO_V_BACK_PORCH_TICKS ( 19 * VIDEO_SCREEN_WIDTH + 2 ) /* uz si fakt nejsem jisty, zda jsem tohle zmeril presne */ //#define VIDEO_V_ENABLED_TICKS ( 287 * VIDEO_SCREEN_WIDTH ) //#define VIDEO_V_FRONT_PORCH_TICKS ( 3 * VIDEO_SCREEN_WIDTH ) //#define BEAM_SCREEN_TICKS ( VIDEO_V_SYNC_TICKS + VIDEO_V_BACK_PORCH_TICKS + VIDEO_V_ENABLED_TICKS + VIDEO_V_FRONT_PORCH_TICKS ) /* * * Definice umisteni na ceste paprsku * */ #define VIDEO_BEAM_BORDER_TOP_FIRST_COLUMN 0 #define VIDEO_BEAM_BORDER_TOP_FIRST_ROW 0 #define VIDEO_BEAM_BORDER_TOP_LAST_COLUMN ( VIDEO_DISPLAY_WIDTH - 1 ) #define VIDEO_BEAM_BORDER_TOP_LAST_ROW ( VIDEO_BORDER_TOP_HEIGHT - 1 ) #define VIDEO_BEAM_CANVAS_FIRST_COLUMN ( VIDEO_BORDER_LEFT_WIDTH ) #define VIDEO_BEAM_CANVAS_FIRST_ROW ( VIDEO_BEAM_BORDER_TOP_LAST_ROW + 1 ) #define VIDEO_BEAM_CANVAS_LAST_COLUMN ( VIDEO_BEAM_CANVAS_FIRST_COLUMN + VIDEO_CANVAS_WIDTH - 1 ) #define VIDEO_BEAM_CANVAS_LAST_ROW ( VIDEO_BEAM_CANVAS_FIRST_ROW + VIDEO_CANVAS_HEIGHT - 1 ) #define VIDEO_BEAM_BORDER_LEFT_FIRST_COLUMN 0 #define VIDEO_BEAM_BORDER_LEFT_FIRST_ROW ( VIDEO_BEAM_CANVAS_FIRST_ROW ) #define VIDEO_BEAM_BORDER_LEFT_LAST_COLUMN ( VIDEO_BORDER_LEFT_WIDTH - 1 ) #define VIDEO_BEAM_BORDER_LEFT_LAST_ROW ( VIDEO_BEAM_CANVAS_LAST_ROW ) #define VIDEO_BEAM_BORDER_RIGHT_FIRST_COLUMN ( VIDEO_BEAM_CANVAS_LAST_COLUMN + 1 ) #define VIDEO_BEAM_BORDER_RIGHT_FIRST_ROW ( VIDEO_BEAM_CANVAS_FIRST_ROW ) #define VIDEO_BEAM_BORDER_RIGHT_LAST_COLUMN ( VIDEO_BEAM_BORDER_RIGHT_FIRST_COLUMN + VIDEO_BORDER_RIGHT_WIDTH - 1 ) #define VIDEO_BEAM_BORDER_RIGHT_LAST_ROW ( VIDEO_BEAM_CANVAS_LAST_ROW ) #define VIDEO_BEAM_BORDER_BOTOM_FIRST_COLUMN 0 #define VIDEO_BEAM_BORDER_BOTOM_FIRST_ROW ( VIDEO_BEAM_CANVAS_LAST_ROW + 1 ) #define VIDEO_BEAM_BORDER_BOTOM_LAST_COLUMN ( VIDEO_DISPLAY_WIDTH - 1 ) #define VIDEO_BEAM_BORDER_BOTOM_LAST_ROW ( VIDEO_BEAM_BORDER_BOTOM_FIRST_ROW + VIDEO_BORDER_BOTOM_HEIGHT - 1 ) #define VIDEO_BEAM_DISPLAY_FIRST_COLUMN 0 #define VIDEO_BEAM_DISPLAY_FIRST_ROW 0 #define VIDEO_BEAM_DISPLAY_LAST_COLUMN ( VIDEO_DISPLAY_WIDTH - 1 ) #define VIDEO_BEAM_DISPLAY_LAST_ROW ( VIDEO_DISPLAY_HEIGHT - 1 ) #define VIDEO_BEAM_HBLN_FIRST_COLUMN ( VIDEO_BEAM_CANVAS_LAST_COLUMN - 3 ) #define VIDEO_BEAM_VSYNC_FIRST_ROW 270 #define VIDEO_BEAM_VSYNC_LAST_ROW 311 #define VIDEO_SCREENS_PER_SEC 50 #define VIDEO_GET_SCREEN_ROW( screen_ticks ) ( screen_ticks / VIDEO_SCREEN_WIDTH ) #define VIDEO_GET_SCREEN_COL( screen_ticks ) ( screen_ticks % VIDEO_SCREEN_WIDTH ) #define VIDEO_GET_DISPLAY_ADDR( display_row, display_col ) ( ( display_row * VIDEO_DISPLAY_WIDTH ) + display_col ) #ifdef __cplusplus } #endif #endif /* MZ800_VIDEO_H */