ragnar/FPGA_Config
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7e2181fbc93458efd651414a028124eed1344649
FPGA_Config/FPGA_Quartus_13.1/Video/VIDEO_MOD_MUX_CLUTCTR.tdf
Markus Fröschle 7e2181fbc9 improved timing, added timing constraints, got rid of CLK_33M 
Design compiles and runs, but still has issues with different screen resolutions and video clocks
2015-09-23 09:49:05 +00:00

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TITLE "VIDEO MODI AND CLUT CONTROL";
-- CREATED BY FREDI ASCHWANDEN
INCLUDE "lpm_bustri_WORD.inc";
INCLUDE "lpm_bustri_BYT.inc";
-- {{ALTERA_PARAMETERS_BEGIN}} DO NOT REMOVE THIS LINE!
-- {{ALTERA_PARAMETERS_END}} DO NOT REMOVE THIS LINE!
SUBDESIGN video_mod_mux_clutctr
(
-- {{ALTERA_IO_BEGIN}} DO NOT REMOVE THIS LINE!
nRSTO : INPUT;
MAIN_CLK : INPUT;
nFB_CS1 : INPUT;
nFB_CS2 : INPUT;
nFB_CS3 : INPUT;
nFB_WR : INPUT;
nFB_OE : INPUT;
FB_SIZE0 : INPUT;
FB_SIZE1 : INPUT;
nFB_BURST : INPUT;
FB_ADR[31..0] : INPUT;
CLK33M : INPUT;
CLK25M : INPUT;
BLITTER_RUN : INPUT;
CLK_VIDEO : INPUT;
VR_D[8..0] : INPUT;
VR_BUSY : INPUT;
COLOR8 : OUTPUT;
ACP_CLUT_RD : OUTPUT;
COLOR1 : OUTPUT;
FALCON_CLUT_RDH : OUTPUT;
FALCON_CLUT_RDL : OUTPUT;
FALCON_CLUT_WR[3..0] : OUTPUT;
ST_CLUT_RD : OUTPUT;
ST_CLUT_WR[1..0] : OUTPUT;
CLUT_MUX_ADR[3..0] : OUTPUT;
HSYNC : OUTPUT;
VSYNC : OUTPUT;
nBLANK : OUTPUT;
nSYNC : OUTPUT;
nPD_VGA : OUTPUT;
FIFO_RDE : OUTPUT;
COLOR2 : OUTPUT;
COLOR4 : OUTPUT;
PIXEL_CLK : OUTPUT;
CLUT_OFF[3..0] : OUTPUT;
BLITTER_ON : OUTPUT;
VIDEO_RAM_CTR[15..0] : OUTPUT;
VIDEO_MOD_TA : OUTPUT;
CCR[23..0] : OUTPUT;
CCSEL[2..0] : OUTPUT;
ACP_CLUT_WR[3..0] : OUTPUT;
INTER_ZEI : OUTPUT;
DOP_FIFO_CLR : OUTPUT;
VIDEO_RECONFIG : OUTPUT;
VR_WR : OUTPUT;
VR_RD : OUTPUT;
CLR_FIFO : OUTPUT;
FB_AD[31..0] : BIDIR;
-- {{ALTERA_IO_END}} DO NOT REMOVE THIS LINE!
)
VARIABLE
CLK17M :DFF;
CLK13M :DFF;
ACP_CLUT_CS :NODE;
ACP_CLUT :NODE;
VIDEO_PLL_CONFIG_CS :NODE;
VR_WR :DFF;
VR_DOUT[8..0] :DFFE;
VR_FRQ[7..0] :DFFE;
VIDEO_PLL_RECONFIG_CS :NODE;
VIDEO_RECONFIG :DFF;
FALCON_CLUT_CS :NODE;
FALCON_CLUT :NODE;
ST_CLUT_CS :NODE;
ST_CLUT :NODE;
FB_B[3..0] :NODE;
FB_16B[1..0] :NODE;
ST_SHIFT_MODE[1..0] :DFFE;
ST_SHIFT_MODE_CS :NODE;
FALCON_SHIFT_MODE[10..0] :DFFE;
FALCON_SHIFT_MODE_CS :NODE;
CLUT_MUX_ADR[3..0] :DFF;
CLUT_MUX_AV[1..0][3..0] :DFF;
ACP_VCTR_CS :NODE;
ACP_VCTR[31..0] :DFFE;
CCR_CS :NODE;
CCR[23..0] :DFFE;
ACP_VIDEO_ON :NODE;
SYS_CTR[6..0] :DFFE;
SYS_CTR_CS :NODE;
VDL_LOF[15..0] :DFFE;
VDL_LOF_CS :NODE;
VDL_LWD[15..0] :DFFE;
VDL_LWD_CS :NODE;
-- DIV. CONTROL REGISTER
CLUT_TA :DFF; -- needs one wait state
HSYNC :DFF;
HSYNC_I[7..0] :DFF;
HSY_LEN[7..0] :DFF; -- length of hsync pulse in pixel_clk
HSYNC_START :DFF;
LAST :DFF; -- reached last pixel of a line
VSYNC :DFF;
VSYNC_START :DFFE;
VSYNC_I[2..0] :DFFE;
nBLANK :DFF;
DISP_ON :DFF;
DPO_ZL :DFFE;
DPO_ON :DFF;
DPO_OFF :DFF;
VDTRON :DFF;
VDO_ZL :DFFE;
VDO_ON :DFF;
VDO_OFF :DFF;
VHCNT[11..0] :DFF;
SUB_PIXEL_CNT[6..0] :DFFE;
VVCNT[10..0] :DFFE;
VERZ[2..0][9..0] :DFF;
RAND[6..0] :DFF;
RAND_ON :NODE;
FIFO_RDE :DFF;
CLR_FIFO :DFFE;
START_ZEILE :DFFE;
SYNC_PIX :DFF;
SYNC_PIX1 :DFF;
SYNC_PIX2 :DFF;
CCSEL[2..0] :DFF;
COLOR16 :NODE;
COLOR24 :NODE;
-- ATARI RESOLUTION
ATARI_SYNC :NODE;
ATARI_HH[31..0] :DFFE; -- HORIZONTAL TIMING 640x480
ATARI_HH_CS :NODE;
ATARI_VH[31..0] :DFFE; -- VERTIKAL TIMING 640x480
ATARI_VH_CS :NODE;
ATARI_HL[31..0] :DFFE; -- HORIZONTAL TIMING 320x240
ATARI_HL_CS :NODE;
ATARI_VL[31..0] :DFFE; -- VERTIKAL TIMING 320x240
ATARI_VL_CS :NODE;
-- HORIZONTAL
RAND_LINKS[11..0] :NODE;
HDIS_START[11..0] :NODE;
HDIS_END[11..0] :NODE;
RAND_RECHTS[11..0] :NODE;
HS_START[11..0] :NODE;
H_TOTAL[11..0] :NODE;
HDIS_LEN[11..0] :NODE;
MULF[5..0] :NODE;
VDL_HHT[11..0] :DFFE;
VDL_HHT_CS :NODE;
VDL_HBE[11..0] :DFFE;
VDL_HBE_CS :NODE;
VDL_HDB[11..0] :DFFE;
VDL_HDB_CS :NODE;
VDL_HDE[11..0] :DFFE;
VDL_HDE_CS :NODE;
VDL_HBB[11..0] :DFFE;
VDL_HBB_CS :NODE;
VDL_HSS[11..0] :DFFE;
VDL_HSS_CS :NODE;
-- VERTIKAL
RAND_OBEN[10..0] :NODE;
VDIS_START[10..0] :NODE;
VDIS_END[10..0] :NODE;
RAND_UNTEN[10..0] :NODE;
VS_START[10..0] :NODE;
V_TOTAL[10..0] :NODE;
FALCON_VIDEO :NODE;
ST_VIDEO :NODE;
INTER_ZEI :DFF;
DOP_ZEI :DFF;
DOP_FIFO_CLR :DFF;
VDL_VBE[10..0] :DFFE;
VDL_VBE_CS :NODE;
VDL_VDB[10..0] :DFFE;
VDL_VDB_CS :NODE;
VDL_VDE[10..0] :DFFE;
VDL_VDE_CS :NODE;
VDL_VBB[10..0] :DFFE;
VDL_VBB_CS :NODE;
VDL_VSS[10..0] :DFFE;
VDL_VSS_CS :NODE;
VDL_VFT[10..0] :DFFE;
VDL_VFT_CS :NODE;
VDL_VCT[8..0] :DFFE;
VDL_VCT_CS :NODE;
VDL_VMD[3..0] :DFFE;
VDL_VMD_CS :NODE;
ACP_VCTR6_DUP : NODE;
BEGIN
-- BYT SELECT 32 BIT
FB_B0 = FB_ADR[1..0] == 0; -- ADR==0
FB_B1 = FB_ADR[1..0] == 1 -- ADR==1
# FB_SIZE1 & !FB_SIZE0 & !FB_ADR1 -- HIGH WORD
# FB_SIZE1 & FB_SIZE0 # !FB_SIZE1 & !FB_SIZE0; -- LONG UND LINE
FB_B2 = FB_ADR[1..0] == 2 -- ADR==2
# FB_SIZE1 & FB_SIZE0 # !FB_SIZE1 & !FB_SIZE0; -- LONG UND LINE
FB_B3 = FB_ADR[1..0] == 3 -- ADR==3
# FB_SIZE1 & !FB_SIZE0 & FB_ADR1 -- LOW WORD
# FB_SIZE1 & FB_SIZE0 # !FB_SIZE1 & !FB_SIZE0; -- LONG UND LINE
-- BYT SELECT 16 BIT
FB_16B0 = FB_ADR[0] == 0; -- ADR==0
FB_16B1 = FB_ADR[0] == 1 -- ADR==1
# !(!FB_SIZE1 & FB_SIZE0); -- NOT BYT
-- ACP CLUT --
ACP_CLUT_CS = !nFB_CS2 & FB_ADR[27..10] == H"0"; -- 0-3FF/1024
ACP_CLUT_RD = ACP_CLUT_CS & !nFB_OE;
ACP_CLUT_WR[] = FB_B[] & ACP_CLUT_CS & !nFB_WR;
CLUT_TA.CLK = MAIN_CLK;
CLUT_TA = (ACP_CLUT_CS # FALCON_CLUT_CS # ST_CLUT_CS) & !VIDEO_MOD_TA;
--FALCON CLUT --
FALCON_CLUT_CS = !nFB_CS1 & FB_ADR[19..10] == H"3E6"; -- $F9800/$400
FALCON_CLUT_RDH = FALCON_CLUT_CS & !nFB_OE & !FB_ADR1; -- HIGH WORD
FALCON_CLUT_RDL = FALCON_CLUT_CS & !nFB_OE & FB_ADR1; -- LOW WORD
FALCON_CLUT_WR[1..0] = FB_16B[] & !FB_ADR1 & FALCON_CLUT_CS & !nFB_WR;
FALCON_CLUT_WR[3..2] = FB_16B[] & FB_ADR1 & FALCON_CLUT_CS & !nFB_WR;
-- ST CLUT --
ST_CLUT_CS = !nFB_CS1 & FB_ADR[19..5] == H"7C12"; -- $F8240/$20
ST_CLUT_RD = ST_CLUT_CS & !nFB_OE;
ST_CLUT_WR[] = FB_16B[] & ST_CLUT_CS & !nFB_WR;
-- ST SHIFT MODE
ST_SHIFT_MODE[].CLK = MAIN_CLK;
ST_SHIFT_MODE_CS = !nFB_CS1 & FB_ADR[19..1] == H"7C130"; -- $F8260/2
ST_SHIFT_MODE[] = FB_AD[25..24];
ST_SHIFT_MODE[].ENA = ST_SHIFT_MODE_CS & !nFB_WR & FB_B0;
COLOR1 = ST_SHIFT_MODE[] == B"10" & !COLOR8 & ST_VIDEO & !ACP_VIDEO_ON; -- MONO
COLOR2 = ST_SHIFT_MODE[] == B"01" & !COLOR8 & ST_VIDEO & !ACP_VIDEO_ON; -- 4 FARBEN
COLOR4 = ST_SHIFT_MODE[] == B"00" & !COLOR8 & ST_VIDEO & !ACP_VIDEO_ON; -- 16 FARBEN
-- FALCON SHIFT MODE
FALCON_SHIFT_MODE[].CLK = MAIN_CLK;
FALCON_SHIFT_MODE_CS = !nFB_CS1 & FB_ADR[19..1] == H"7C133"; -- $F8266/2
FALCON_SHIFT_MODE[] = FB_AD[26..16];
FALCON_SHIFT_MODE[10..8].ENA = FALCON_SHIFT_MODE_CS & !nFB_WR & FB_B2;
FALCON_SHIFT_MODE[7..0].ENA = FALCON_SHIFT_MODE_CS & !nFB_WR & FB_B3;
CLUT_OFF[3..0] = FALCON_SHIFT_MODE[3..0] & COLOR4;
COLOR1 = FALCON_SHIFT_MODE10 & !COLOR16 & !COLOR8 & FALCON_VIDEO & !ACP_VIDEO_ON;
COLOR8 = FALCON_SHIFT_MODE4 & !COLOR16 & FALCON_VIDEO & !ACP_VIDEO_ON;
COLOR16 = FALCON_SHIFT_MODE8 & FALCON_VIDEO & !ACP_VIDEO_ON;
COLOR4 = !COLOR1 & !COLOR16 & !COLOR8 & FALCON_VIDEO & !ACP_VIDEO_ON;
-- ACP VIDEO CONTROL
-- BIT 0=ACP VIDEO ON,
-- 1=POWER ON VIDEO DAC,
-- 2=ACP 24BIT,
-- 3=ACP 16BIT,
-- 4=ACP 8BIT,
-- 5=ACP 1BIT,
-- 6=FALCON SHIFT MODE,
-- 7=ST SHIFT MODE,
-- 9..8= VCLK FREQUENZ,
-- 15=-SYNC ALLOWED,
-- 31..16=VIDEO_RAM_CTR,
-- 25=RANDFARBE EINSCHALTEN,
-- 26=STANDARD ATARI SYNCS
ACP_VCTR[].CLK = MAIN_CLK;
ACP_VCTR_CS = !nFB_CS2 & FB_ADR[27..2] == H"100"; -- $400/4
ACP_VCTR[31..8] = FB_AD[31..8];
ACP_VCTR[5..0] = FB_AD[5..0];
ACP_VCTR[31..24].ENA = ACP_VCTR_CS & FB_B0 & !nFB_WR;
ACP_VCTR[23..16].ENA = ACP_VCTR_CS & FB_B1 & !nFB_WR;
ACP_VCTR[15..8].ENA = ACP_VCTR_CS & FB_B2 & !nFB_WR;
ACP_VCTR[5..0].ENA = ACP_VCTR_CS & FB_B3 & !nFB_WR;
ACP_VIDEO_ON = ACP_VCTR0;
nPD_VGA = ACP_VCTR1;
-- ATARI MODUS
ATARI_SYNC = ACP_VCTR26; -- WENN 1 AUTOMATISCHE AUFL<46>SUNG
-- HORIZONTAL TIMING 640x480
ATARI_HH[].CLK = MAIN_CLK;
ATARI_HH_CS = !nFB_CS2 & FB_ADR[27..2]==H"104"; -- $410/4
ATARI_HH[] = FB_AD[];
ATARI_HH[31..24].ENA = ATARI_HH_CS & FB_B0 & !nFB_WR;
ATARI_HH[23..16].ENA = ATARI_HH_CS & FB_B1 & !nFB_WR;
ATARI_HH[15..8].ENA = ATARI_HH_CS & FB_B2 & !nFB_WR;
ATARI_HH[7..0].ENA = ATARI_HH_CS & FB_B3 & !nFB_WR;
-- VERTIKAL TIMING 640x480
ATARI_VH[].CLK = MAIN_CLK;
ATARI_VH_CS = !nFB_CS2 & FB_ADR[27..2]==H"105"; -- $414/4
ATARI_VH[] = FB_AD[];
ATARI_VH[31..24].ENA = ATARI_VH_CS & FB_B0 & !nFB_WR;
ATARI_VH[23..16].ENA = ATARI_VH_CS & FB_B1 & !nFB_WR;
ATARI_VH[15..8].ENA = ATARI_VH_CS & FB_B2 & !nFB_WR;
ATARI_VH[7..0].ENA = ATARI_VH_CS & FB_B3 & !nFB_WR;
-- HORIZONTAL TIMING 320x240
ATARI_HL[].CLK = MAIN_CLK;
ATARI_HL_CS = !nFB_CS2 & FB_ADR[27..2]==H"106"; -- $418/4
ATARI_HL[] = FB_AD[];
ATARI_HL[31..24].ENA = ATARI_HL_CS & FB_B0 & !nFB_WR;
ATARI_HL[23..16].ENA = ATARI_HL_CS & FB_B1 & !nFB_WR;
ATARI_HL[15..8].ENA = ATARI_HL_CS & FB_B2 & !nFB_WR;
ATARI_HL[7..0].ENA = ATARI_HL_CS & FB_B3 & !nFB_WR;
-- VERTIKAL TIMING 320x240
ATARI_VL[].CLK = MAIN_CLK;
ATARI_VL_CS = !nFB_CS2 & FB_ADR[27..2]==H"107"; -- $41C/4
ATARI_VL[] = FB_AD[];
ATARI_VL[31..24].ENA = ATARI_VL_CS & FB_B0 & !nFB_WR;
ATARI_VL[23..16].ENA = ATARI_VL_CS & FB_B1 & !nFB_WR;
ATARI_VL[15..8].ENA = ATARI_VL_CS & FB_B2 & !nFB_WR;
ATARI_VL[7..0].ENA = ATARI_VL_CS & FB_B3 & !nFB_WR;
-- VIDEO PLL CONFIG
VIDEO_PLL_CONFIG_CS = !nFB_CS2 & FB_ADR[27..9]==H"3" & FB_B0 & FB_B1; -- $(F)000'0600-7FF ->6/2 WORD RESP LONG ONLY
VR_WR.CLK = MAIN_CLK;
VR_WR = VIDEO_PLL_CONFIG_CS & !nFB_WR & !VR_BUSY & !VR_WR;
VR_RD = VIDEO_PLL_CONFIG_CS & nFB_WR & !VR_BUSY;
VR_DOUT[].CLK = MAIN_CLK;
VR_DOUT[].ENA = !VR_BUSY;
VR_DOUT[] = VR_D[];
VR_FRQ[].CLK = MAIN_CLK;
VR_FRQ[].ENA = VR_WR & FB_ADR[8..0]==H"04";
VR_FRQ[] = FB_AD[23..16];
-- VIDEO PLL RECONFIG
VIDEO_PLL_RECONFIG_CS = !nFB_CS2 & FB_ADR[27..0]==H"800" & FB_B0; -- $(F)000'0800
VIDEO_RECONFIG.CLK = MAIN_CLK;
VIDEO_RECONFIG = VIDEO_PLL_RECONFIG_CS & !nFB_WR & !VR_BUSY & !VIDEO_RECONFIG;
------------------------------------------------------------------------------------------------------------------------
VIDEO_RAM_CTR[] = ACP_VCTR[31..16];
-------------- COLOR MODE IM ACP SETZEN
COLOR1 = ACP_VCTR5 & !ACP_VCTR4 & !ACP_VCTR3 & !ACP_VCTR2 & ACP_VIDEO_ON;
COLOR8 = ACP_VCTR4 & !ACP_VCTR3 & !ACP_VCTR2 & ACP_VIDEO_ON;
COLOR16 = ACP_VCTR3 & !ACP_VCTR2 & ACP_VIDEO_ON;
COLOR24 = ACP_VCTR2 & ACP_VIDEO_ON;
ACP_CLUT = ACP_VIDEO_ON & (COLOR1 # COLOR8) # ST_VIDEO & COLOR1;
-- ST ODER FALCON SHIFT MODE SETZEN WENN WRITE X..SHIFT REGISTER
ACP_VCTR7 = FALCON_SHIFT_MODE_CS & !nFB_WR & !ACP_VIDEO_ON;
-- duplicate ACP_VCTR6 according to TimeQuest recommendations
ACP_VCTR6_DUP = ST_SHIFT_MODE_CS & !nFB_WR & !ACP_VIDEO_ON;
ACP_VCTR6 = ACP_VCTR6_DUP;
ACP_VCTR[7..6].ENA = FALCON_SHIFT_MODE_CS & !nFB_WR # ST_SHIFT_MODE_CS & !nFB_WR # ACP_VCTR_CS & FB_B3 & !nFB_WR & FB_AD0;
FALCON_VIDEO = ACP_VCTR7;
FALCON_CLUT = FALCON_VIDEO & !ACP_VIDEO_ON & !COLOR16;
ST_VIDEO = ACP_VCTR6;
ST_CLUT = ST_VIDEO & !ACP_VIDEO_ON & !FALCON_CLUT & !COLOR1;
CCSEL[].CLK = PIXEL_CLK;
CCSEL[] = B"000" & ST_CLUT -- ONLY FOR INFORMATION
# B"001" & FALCON_CLUT
# B"100" & ACP_CLUT
# B"101" & COLOR16
# B"110" & COLOR24
# B"111" & RAND_ON;
-- DIVERSE (VIDEO)-REGISTER ----------------------------
-- RANDFARBE
CCR[].CLK = MAIN_CLK;
CCR_CS = !nFB_CS2 & FB_ADR[27..2]==H"101"; -- $404/4
CCR[] = FB_AD[23..0];
CCR[23..16].ENA = CCR_CS & FB_B1 & !nFB_WR;
CCR[15..8].ENA = CCR_CS & FB_B2 & !nFB_WR;
CCR[7..0].ENA = CCR_CS & FB_B3 & !nFB_WR;
--SYS CTR
SYS_CTR_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C003"; -- $8006/2
SYS_CTR[].CLK = MAIN_CLK;
SYS_CTR[6..0] = FB_AD[22..16];
SYS_CTR[6..0].ENA = SYS_CTR_CS & !nFB_WR & FB_B3;
BLITTER_ON = !SYS_CTR3;
--VDL_LOF
VDL_LOF_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C107"; -- $820E/2
VDL_LOF[].CLK = MAIN_CLK;
VDL_LOF[] = FB_AD[31..16];
VDL_LOF[15..8].ENA = VDL_LOF_CS & !nFB_WR & FB_B2;
VDL_LOF[7..0].ENA = VDL_LOF_CS & !nFB_WR & FB_B3;
--VDL_LWD
VDL_LWD_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C108"; -- $8210/2
VDL_LWD[].CLK = MAIN_CLK;
VDL_LWD[] = FB_AD[31..16];
VDL_LWD[15..8].ENA = VDL_LWD_CS & !nFB_WR & FB_B0;
VDL_LWD[7..0].ENA = VDL_LWD_CS & !nFB_WR & FB_B1;
-- HORIZONTAL
-- VDL_HHT
VDL_HHT_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C141"; -- $8282/2
VDL_HHT[].CLK = MAIN_CLK;
VDL_HHT[] = FB_AD[27..16];
VDL_HHT[11..8].ENA = VDL_HHT_CS & !nFB_WR & FB_B2;
VDL_HHT[7..0].ENA = VDL_HHT_CS & !nFB_WR & FB_B3;
-- VDL_HBE
VDL_HBE_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C143"; -- $8286/2
VDL_HBE[].CLK = MAIN_CLK;
VDL_HBE[] = FB_AD[27..16];
VDL_HBE[11..8].ENA = VDL_HBE_CS & !nFB_WR & FB_B2;
VDL_HBE[7..0].ENA = VDL_HBE_CS & !nFB_WR & FB_B3;
-- VDL_HDB
VDL_HDB_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C144"; -- $8288/2
VDL_HDB[].CLK = MAIN_CLK;
VDL_HDB[] = FB_AD[27..16];
VDL_HDB[11..8].ENA = VDL_HDB_CS & !nFB_WR & FB_B0;
VDL_HDB[7..0].ENA = VDL_HDB_CS & !nFB_WR & FB_B1;
-- VDL_HDE
VDL_HDE_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C145"; -- $828A/2
VDL_HDE[].CLK = MAIN_CLK;
VDL_HDE[] = FB_AD[27..16];
VDL_HDE[11..8].ENA = VDL_HDE_CS & !nFB_WR & FB_B2;
VDL_HDE[7..0].ENA = VDL_HDE_CS & !nFB_WR & FB_B3;
-- VDL_HBB
VDL_HBB_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C142"; -- $8284/2
VDL_HBB[].CLK = MAIN_CLK;
VDL_HBB[] = FB_AD[27..16];
VDL_HBB[11..8].ENA = VDL_HBB_CS & !nFB_WR & FB_B0;
VDL_HBB[7..0].ENA = VDL_HBB_CS & !nFB_WR & FB_B1;
-- VDL_HSS
VDL_HSS_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C146"; -- $828C/2
VDL_HSS[].CLK = MAIN_CLK;
VDL_HSS[] = FB_AD[27..16];
VDL_HSS[11..8].ENA = VDL_HSS_CS & !nFB_WR & FB_B0;
VDL_HSS[7..0].ENA = VDL_HSS_CS & !nFB_WR & FB_B1;
-- VERTIKAL
-- VDL_VBE
VDL_VBE_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C153"; -- $82A6/2
VDL_VBE[].CLK = MAIN_CLK;
VDL_VBE[] = FB_AD[26..16];
VDL_VBE[10..8].ENA = VDL_VBE_CS & !nFB_WR & FB_B2;
VDL_VBE[7..0].ENA = VDL_VBE_CS & !nFB_WR & FB_B3;
-- VDL_VDB
VDL_VDB_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C154"; -- $82A8/2
VDL_VDB[].CLK = MAIN_CLK;
VDL_VDB[] = FB_AD[26..16];
VDL_VDB[10..8].ENA = VDL_VDB_CS & !nFB_WR & FB_B0;
VDL_VDB[7..0].ENA = VDL_VDB_CS & !nFB_WR & FB_B1;
-- VDL_VDE
VDL_VDE_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C155"; -- $82AA/2
VDL_VDE[].CLK = MAIN_CLK;
VDL_VDE[] = FB_AD[26..16];
VDL_VDE[10..8].ENA = VDL_VDE_CS & !nFB_WR & FB_B2;
VDL_VDE[7..0].ENA = VDL_VDE_CS & !nFB_WR & FB_B3;
-- VDL_VBB
VDL_VBB_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C152"; -- $82A4/2
VDL_VBB[].CLK = MAIN_CLK;
VDL_VBB[] = FB_AD[26..16];
VDL_VBB[10..8].ENA = VDL_VBB_CS & !nFB_WR & FB_B0;
VDL_VBB[7..0].ENA = VDL_VBB_CS & !nFB_WR & FB_B1;
-- VDL_VSS
VDL_VSS_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C156"; -- $82AC/2
VDL_VSS[].CLK = MAIN_CLK;
VDL_VSS[] = FB_AD[26..16];
VDL_VSS[10..8].ENA = VDL_VSS_CS & !nFB_WR & FB_B0;
VDL_VSS[7..0].ENA = VDL_VSS_CS & !nFB_WR & FB_B1;
-- VDL_VFT
VDL_VFT_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C151"; -- $82A2/2
VDL_VFT[].CLK = MAIN_CLK;
VDL_VFT[] = FB_AD[26..16];
VDL_VFT[10..8].ENA = VDL_VFT_CS & !nFB_WR & FB_B2;
VDL_VFT[7..0].ENA = VDL_VFT_CS & !nFB_WR & FB_B3;
-- VDL_VCT
VDL_VCT_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C160"; -- $82C0/2
VDL_VCT[].CLK = MAIN_CLK;
VDL_VCT[] = FB_AD[24..16];
VDL_VCT[8].ENA = VDL_VCT_CS & !nFB_WR & FB_B0;
VDL_VCT[7..0].ENA = VDL_VCT_CS & !nFB_WR & FB_B1;
-- VDL_VMD
VDL_VMD_CS = !nFB_CS1 & FB_ADR[19..1]==H"7C161"; -- $82C2/2
VDL_VMD[].CLK = MAIN_CLK;
VDL_VMD[] = FB_AD[19..16];
VDL_VMD[3..0].ENA = VDL_VMD_CS & !nFB_WR & FB_B3;
--- REGISTER OUT
FB_AD[31..16] = lpm_bustri_WORD(
ST_SHIFT_MODE_CS & (0,ST_SHIFT_MODE[],B"00000000")
# FALCON_SHIFT_MODE_CS & (0,FALCON_SHIFT_MODE[])
# SYS_CTR_CS & (B"100000000",SYS_CTR[6..4],!BLITTER_RUN,SYS_CTR[2..0])
# VDL_LOF_CS & VDL_LOF[]
# VDL_LWD_CS & VDL_LWD[]
# VDL_HBE_CS & (0,VDL_HBE[])
# VDL_HDB_CS & (0,VDL_HDB[])
# VDL_HDE_CS & (0,VDL_HDE[])
# VDL_HBB_CS & (0,VDL_HBB[])
# VDL_HSS_CS & (0,VDL_HSS[])
# VDL_HHT_CS & (0,VDL_HHT[])
# VDL_VBE_CS & (0,VDL_VBE[])
# VDL_VDB_CS & (0,VDL_VDB[])
# VDL_VDE_CS & (0,VDL_VDE[])
# VDL_VBB_CS & (0,VDL_VBB[])
# VDL_VSS_CS & (0,VDL_VSS[])
# VDL_VFT_CS & (0,VDL_VFT[])
# VDL_VCT_CS & (0,VDL_VCT[])
# VDL_VMD_CS & (0,VDL_VMD[])
# ACP_VCTR_CS & ACP_VCTR[31..16]
# ATARI_HH_CS & ATARI_HH[31..16]
# ATARI_VH_CS & ATARI_VH[31..16]
# ATARI_HL_CS & ATARI_HL[31..16]
# ATARI_VL_CS & ATARI_VL[31..16]
# CCR_CS & (0,CCR[23..16])
# VIDEO_PLL_CONFIG_CS & (0,VR_DOUT[])
# VIDEO_PLL_RECONFIG_CS & (VR_BUSY,B"0000",VR_WR,VR_RD,VIDEO_RECONFIG,H"FA")
,(ST_SHIFT_MODE_CS # FALCON_SHIFT_MODE_CS # ACP_VCTR_CS # CCR_CS # SYS_CTR_CS # VDL_LOF_CS # VDL_LWD_CS
# VDL_HBE_CS # VDL_HDB_CS # VDL_HDE_CS # VDL_HBB_CS # VDL_HSS_CS # VDL_HHT_CS
# ATARI_HH_CS # ATARI_VH_CS # ATARI_HL_CS # ATARI_VL_CS # VIDEO_PLL_CONFIG_CS # VIDEO_PLL_RECONFIG_CS
# VDL_VBE_CS # VDL_VDB_CS # VDL_VDE_CS # VDL_VBB_CS # VDL_VSS_CS # VDL_VFT_CS # VDL_VCT_CS # VDL_VMD_CS) & !nFB_OE);
FB_AD[15..0] = lpm_bustri_WORD(
ACP_VCTR_CS & ACP_VCTR[15..0]
# ATARI_HH_CS & ATARI_HH[15..0]
# ATARI_VH_CS & ATARI_VH[15..0]
# ATARI_HL_CS & ATARI_HL[15..0]
# ATARI_VL_CS & ATARI_VL[15..0]
# CCR_CS & CCR[15..0]
,(ACP_VCTR_CS # CCR_CS # ATARI_HH_CS # ATARI_VH_CS # ATARI_HL_CS # ATARI_VL_CS ) & !nFB_OE);
VIDEO_MOD_TA = CLUT_TA # ST_SHIFT_MODE_CS # FALCON_SHIFT_MODE_CS # ACP_VCTR_CS # SYS_CTR_CS # VDL_LOF_CS # VDL_LWD_CS
# VDL_HBE_CS # VDL_HDB_CS # VDL_HDE_CS # VDL_HBB_CS # VDL_HSS_CS # VDL_HHT_CS
# ATARI_HH_CS # ATARI_VH_CS # ATARI_HL_CS # ATARI_VL_CS
# VDL_VBE_CS # VDL_VDB_CS # VDL_VDE_CS # VDL_VBB_CS # VDL_VSS_CS # VDL_VFT_CS # VDL_VCT_CS # VDL_VMD_CS;
-- VIDEO AUSGABE SETZEN
CLK17M.CLK = MAIN_CLK;
CLK17M = !CLK17M;
CLK13M.CLK = CLK25M;
CLK13M = !CLK13M;
PIXEL_CLK = CLK13M & !ACP_VIDEO_ON & (FALCON_VIDEO # ST_VIDEO) & ( VDL_VMD2 & VDL_VCT2 # VDL_VCT0)
# CLK17M & !ACP_VIDEO_ON & (FALCON_VIDEO # ST_VIDEO) & ( VDL_VMD2 & !VDL_VCT2 # VDL_VCT0)
# CLK25M & !ACP_VIDEO_ON & (FALCON_VIDEO # ST_VIDEO) & !VDL_VMD2 & VDL_VCT2 & !VDL_VCT0
# CLK33M & !ACP_VIDEO_ON & (FALCON_VIDEO # ST_VIDEO) & !VDL_VMD2 & !VDL_VCT2 & !VDL_VCT0
# CLK25M & ACP_VIDEO_ON & ACP_VCTR[9..8]==B"00"
# CLK33M & ACP_VIDEO_ON & ACP_VCTR[9..8]==B"01"
# CLK_VIDEO & ACP_VIDEO_ON & ACP_VCTR[9];
--------------------------------------------------------------
-- HORIZONTALE SYNC L<>NGE in PIXEL_CLK
----------------------------------------------------------------
HSY_LEN[].CLK = MAIN_CLK;
HSY_LEN[] = 14 & !ACP_VIDEO_ON & (FALCON_VIDEO # ST_VIDEO) & ( VDL_VMD2 & VDL_VCT2 # VDL_VCT0)
# 16 & !ACP_VIDEO_ON & (FALCON_VIDEO # ST_VIDEO) & ( VDL_VMD2 & !VDL_VCT2 # VDL_VCT0)
# 28 & !ACP_VIDEO_ON & (FALCON_VIDEO # ST_VIDEO) & !VDL_VMD2 & VDL_VCT2 & !VDL_VCT0
# 32 & !ACP_VIDEO_ON & (FALCON_VIDEO # ST_VIDEO) & !VDL_VMD2 & !VDL_VCT2 & !VDL_VCT0
# 28 & ACP_VIDEO_ON & ACP_VCTR[9..8]==B"00"
# 32 & ACP_VIDEO_ON & ACP_VCTR[9..8]==B"01"
# 16 + (0,VR_FRQ[7..1]) & ACP_VIDEO_ON & ACP_VCTR[9]; -- hsync puls length in pixeln=frequenz/ = 500ns
MULF[] = 2 & !ST_VIDEO & VDL_VMD2 -- MULTIPLIKATIONS FAKTOR
# 4 & !ST_VIDEO & !VDL_VMD2
# 16 & ST_VIDEO & VDL_VMD2
# 32 & ST_VIDEO & !VDL_VMD2;
HDIS_LEN[] = 320 & VDL_VMD2 -- BREITE IN PIXELN
# 640 & !VDL_VMD2;
-- DOPPELZEILENMODUS
DOP_ZEI.CLK = MAIN_CLK;
DOP_ZEI = VDL_VMD0 & ST_VIDEO; -- ZEILENVERDOPPELUNG EIN AUS
INTER_ZEI.CLK = PIXEL_CLK;
INTER_ZEI = DOP_ZEI & VVCNT0!=VDIS_START0 & VVCNT[]!=0 & VHCNT[]<(HDIS_END[]-1) -- EINSCHIEBEZEILE AUF "DOPPEL" ZEILEN UND ZEILE NULL WEGEN SYNC
# DOP_ZEI & VVCNT0==VDIS_START0 & VVCNT[]!=0 & VHCNT[]>(HDIS_END[]-2); -- EINSCHIEBEZEILE AUF "NORMAL" ZEILEN UND ZEILE NULL WEGEN SYNC
DOP_FIFO_CLR.CLK = PIXEL_CLK;
DOP_FIFO_CLR = INTER_ZEI & HSYNC_START # SYNC_PIX; -- DOPPELZEILENFIFO L<>SCHEN AM ENDE DER DOPPELZEILE UND BEI MAIN FIFO START
RAND_LINKS[] = VDL_HBE[] & ACP_VIDEO_ON
# 21 & !ACP_VIDEO_ON & ATARI_SYNC & VDL_VMD2
# 42 & !ACP_VIDEO_ON & ATARI_SYNC & !VDL_VMD2
# VDL_HBE[] * (0,MULF[5..1]) & !ACP_VIDEO_ON & !ATARI_SYNC; --
HDIS_START[] = VDL_HDB[] & ACP_VIDEO_ON
# RAND_LINKS[]+1 & !ACP_VIDEO_ON; --
HDIS_END[] = VDL_HDE[] & ACP_VIDEO_ON
# RAND_LINKS[]+HDIS_LEN[] & !ACP_VIDEO_ON; --
RAND_RECHTS[] = VDL_HBB[] & ACP_VIDEO_ON
# HDIS_END[]+1 & !ACP_VIDEO_ON; --
HS_START[] = VDL_HSS[] & ACP_VIDEO_ON
# ATARI_HL[11..0] & !ACP_VIDEO_ON & ATARI_SYNC & VDL_VMD2
# ATARI_HH[11..0] & !ACP_VIDEO_ON & ATARI_SYNC & !VDL_VMD2
# (VDL_HHT[]+1+VDL_HSS[]) * (0,MULF[5..1]) & !ACP_VIDEO_ON & !ATARI_SYNC; --
H_TOTAL[] = VDL_HHT[] & ACP_VIDEO_ON
# ATARI_HL[27..16] & !ACP_VIDEO_ON & ATARI_SYNC & VDL_VMD2
# ATARI_HH[27..16] & !ACP_VIDEO_ON & ATARI_SYNC & !VDL_VMD2
# (VDL_HHT[]+2) * (0,MULF[]) & !ACP_VIDEO_ON & !ATARI_SYNC; --
RAND_OBEN[] = VDL_VBE[] & ACP_VIDEO_ON
# 31 & !ACP_VIDEO_ON & ATARI_SYNC
# (0,VDL_VBE[10..1]) & !ACP_VIDEO_ON & !ATARI_SYNC;
VDIS_START[] = VDL_VDB[] & ACP_VIDEO_ON
# 32 & !ACP_VIDEO_ON & ATARI_SYNC
# (0,VDL_VDB[10..1])+1 & !ACP_VIDEO_ON & !ATARI_SYNC;
VDIS_END[] = VDL_VDE[] & ACP_VIDEO_ON
# 431 & !ACP_VIDEO_ON & ATARI_SYNC & ST_VIDEO
# 511 & !ACP_VIDEO_ON & ATARI_SYNC & !ST_VIDEO
# (0,VDL_VDE[10..1]) & !ACP_VIDEO_ON & !ATARI_SYNC;
RAND_UNTEN[] = VDL_VBB[] & ACP_VIDEO_ON
# VDIS_END[]+1 & !ACP_VIDEO_ON & ATARI_SYNC
# (0,VDL_VBB[10..1])+1 & !ACP_VIDEO_ON & !ATARI_SYNC;
VS_START[] = VDL_VSS[] & ACP_VIDEO_ON
# ATARI_VL[10..0] & !ACP_VIDEO_ON & ATARI_SYNC & VDL_VMD2
# ATARI_VH[10..0] & !ACP_VIDEO_ON & ATARI_SYNC & !VDL_VMD2
# (0,VDL_VSS[10..1]) & !ACP_VIDEO_ON & !ATARI_SYNC;
V_TOTAL[] = VDL_VFT[] & ACP_VIDEO_ON
# ATARI_VL[26..16] & !ACP_VIDEO_ON & ATARI_SYNC & VDL_VMD2
# ATARI_VH[26..16] & !ACP_VIDEO_ON & ATARI_SYNC & !VDL_VMD2
# (0,VDL_VFT[10..1]) & !ACP_VIDEO_ON & !ATARI_SYNC;
-- Z<>HLER
LAST.CLK = PIXEL_CLK;
LAST = VHCNT[]==(H_TOTAL[]-2);
VHCNT[].CLK = PIXEL_CLK;
VHCNT[] = (VHCNT[] + 1) & !LAST;
VVCNT[].CLK = PIXEL_CLK;
VVCNT[].ENA = LAST;
VVCNT[] = (VVCNT[] + 1) & (VVCNT[]!=V_TOTAL[]-1);
-- DISPLAY ON OFF
DPO_ZL.CLK = PIXEL_CLK;
DPO_ZL = (VVCNT[]>RAND_OBEN[]-1) & (VVCNT[]<RAND_UNTEN[]-1); -- 1 ZEILE DAVOR ON OFF
DPO_ZL.ENA = LAST; -- AM ZEILENENDE <20>BERNEHMEN
DPO_ON.CLK = PIXEL_CLK;
DPO_ON = VHCNT[]==RAND_LINKS[]; -- BESSER EINZELN WEGEN TIMING
DPO_OFF.CLK = PIXEL_CLK;
DPO_OFF = VHCNT[]==(RAND_RECHTS[]-1);
DISP_ON.CLK = PIXEL_CLK;
DISP_ON = DISP_ON & !DPO_OFF
# DPO_ON & DPO_ZL;
-- DATENTRANSFER ON OFF
VDO_ON.CLK = PIXEL_CLK;
VDO_ON = VHCNT[]==(HDIS_START[]-1); -- BESSER EINZELN WEGEN TIMING
VDO_OFF.CLK = PIXEL_CLK;
VDO_OFF = VHCNT[]==HDIS_END[];
VDO_ZL.CLK = PIXEL_CLK;
VDO_ZL.ENA = LAST; -- AM ZEILENENDE <20>BERNEHMEN
VDO_ZL = (VVCNT[]>=(VDIS_START[]-1)) & (VVCNT[]<VDIS_END[]); -- 1 ZEILE DAVOR ON OFF
VDTRON.CLK = PIXEL_CLK;
VDTRON = VDTRON & !VDO_OFF
# VDO_ON & VDO_ZL;
-- VERZ<52>GERUNG UND SYNC
HSYNC_START.CLK = PIXEL_CLK;
HSYNC_START = VHCNT[]==HS_START[]-3;
HSYNC_I[].CLK = PIXEL_CLK;
HSYNC_I[] = HSY_LEN[] & HSYNC_START
# (HSYNC_I[]-1) & !HSYNC_START & HSYNC_I[]!=0;
VSYNC_START.CLK = PIXEL_CLK;
VSYNC_START.ENA = LAST;
VSYNC_START = VVCNT[]==(VS_START[]-3); -- start am ende der Zeile vor dem vsync
VSYNC_I[].CLK = PIXEL_CLK;
VSYNC_I[].ENA = LAST; -- start am ende der Zeile vor dem vsync
VSYNC_I[] = 3 & VSYNC_START -- 3 zeilen vsync length
# (VSYNC_I[]-1) & !VSYNC_START & VSYNC_I[]!=0; -- runterz<72>hlen bis 0
VERZ[][].CLK = PIXEL_CLK;
VERZ[][1] = VERZ[][0];
VERZ[][2] = VERZ[][1];
VERZ[][3] = VERZ[][2];
VERZ[][4] = VERZ[][3];
VERZ[][5] = VERZ[][4];
VERZ[][6] = VERZ[][5];
VERZ[][7] = VERZ[][6];
VERZ[][8] = VERZ[][7];
VERZ[][9] = VERZ[][8];
VERZ[0][0] = DISP_ON;
VERZ[1][0] = HSYNC_I[]!=0;
VERZ[1][0] = (!ACP_VCTR15 # !VDL_VCT6) & HSYNC_I[]!=0
# ACP_VCTR15 & VDL_VCT6 & HSYNC_I[]==0; -- NUR M<>GLICH WENN BEIDE
VERZ[2][0] = (!ACP_VCTR15 # !VDL_VCT5) & VSYNC_I[]!=0
# ACP_VCTR15 & VDL_VCT5 & VSYNC_I[]==0; -- NUR M<>GLICH WENN BEIDE
nBLANK.CLK = PIXEL_CLK;
nBLANK = VERZ[0][8];
HSYNC.CLK = PIXEL_CLK;
HSYNC = VERZ[1][9];
VSYNC.CLK = PIXEL_CLK;
VSYNC = VERZ[2][9];
nSYNC = GND;
-- RANDFARBE MACHEN ------------------------------------
RAND[].CLK = PIXEL_CLK;
RAND[0] = DISP_ON & !VDTRON & ACP_VCTR25;
RAND[1] = RAND[0];
RAND[2] = RAND[1];
RAND[3] = RAND[2];
RAND[4] = RAND[3];
RAND[5] = RAND[4];
RAND[6] = RAND[5];
RAND_ON = RAND[6];
----------------------------------------------------------
CLR_FIFO.CLK = PIXEL_CLK;
CLR_FIFO.ENA = LAST;
CLR_FIFO = VVCNT[]==V_TOTAL[]-2; -- IN LETZTER ZEILE L<>SCHEN
START_ZEILE.CLK = PIXEL_CLK;
START_ZEILE.ENA = LAST;
START_ZEILE = VVCNT[]==0; -- ZEILE 1
SYNC_PIX.CLK = PIXEL_CLK;
SYNC_PIX = VHCNT[]==3 & START_ZEILE; -- SUB PIXEL Z<>HLER SYNCHRONISIEREN
SYNC_PIX1.CLK = PIXEL_CLK;
SYNC_PIX1 = VHCNT[]==5 & START_ZEILE; -- SUB PIXEL Z<>HLER SYNCHRONISIEREN
SYNC_PIX2.CLK = PIXEL_CLK;
SYNC_PIX2 = VHCNT[]==7 & START_ZEILE; -- SUB PIXEL Z<>HLER SYNCHRONISIEREN
SUB_PIXEL_CNT[].CLK = PIXEL_CLK;
SUB_PIXEL_CNT[].ENA = VDTRON # SYNC_PIX;
SUB_PIXEL_CNT[] = (SUB_PIXEL_CNT[] + 1) & !SYNC_PIX; --count up if display on sonst clear bei sync pix
FIFO_RDE.CLK = PIXEL_CLK;
FIFO_RDE = (SUB_PIXEL_CNT[6..0]==1 & COLOR1
# SUB_PIXEL_CNT[5..0]==1 & COLOR2
# SUB_PIXEL_CNT[4..0]==1 & COLOR4
# SUB_PIXEL_CNT[3..0]==1 & COLOR8
# SUB_PIXEL_CNT[2..0]==1 & COLOR16
# SUB_PIXEL_CNT[1..0]==1 & COLOR24) & VDTRON
# SYNC_PIX # SYNC_PIX1 # SYNC_PIX2; -- 3 CLOCK ZUS<55>TZLICH F<>R FIFO SHIFT DATAOUT UND SHIFT RIGTH POSITION
CLUT_MUX_ADR[].CLK = PIXEL_CLK;
CLUT_MUX_AV[][].CLK = PIXEL_CLK;
CLUT_MUX_AV[0][] = SUB_PIXEL_CNT[3..0];
CLUT_MUX_AV[1][] = CLUT_MUX_AV[0][];
CLUT_MUX_ADR[] = CLUT_MUX_AV[1][];
END;
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