dac0808.rgn

单片机实现低频函数信号发生器。能够产生四种波形。

GRAPHIC M1 LINE 4 7785100 -2184400 7785100 -2352040
GRAPHIC M1 LINE 4 7955280 -2184400 7955280 -2352040
GRAPHIC M1 LINE 4 8125460 -2184400 8125460 -2352040
GRAPHIC M1 LINE 4 8293100 -2184400 8293100 -2352040
GRAPHIC M1 LINE 4 8463280 -2184400 8463280 -2352040
GRAPHIC M1 LINE 4 -508000 -2352040 -508000 -2184400
GRAPHIC M1 LINE 4 -508000 -2184400 -525780 -2184400
GRAPHIC M1 LINE 4 -525780 -2184400 -525780 -2181860
GRAPHIC M1 LINE 4 -1524000 5095240 2367280 5095240
GRAPHIC M1 LINE 4 -1524000 4925060 2367280 4925060
GRAPHIC M1 LINE 4 -1524000 4754880 2367280 4754880
GRAPHIC M1 LINE 4 -1524000 4587240 2367280 4587240
GRAPHIC M1 LINE 4 -1524000 4417060 2367280 4417060
GRAPHIC M1 LINE 4 -1524000 4246880 2367280 4246880
GRAPHIC M1 LINE 4 -1524000 4079240 2367280 4079240
GRAPHIC M1 LINE 4 -1524000 3909060 2367280 3909060
GRAPHIC M1 LINE 4 2367280 3571240 2029460 3571240
GRAPHIC M1 LINE 4 2029460 3571240 2029460 3230880
GRAPHIC M1 LINE 4 4061460 5095240 4399280 5095240
GRAPHIC M1 LINE 4 4061460 4925060 4399280 4925060
GRAPHIC M1 LINE 4 4061460 4754880 4399280 4754880
GRAPHIC M1 LINE 4 4061460 4587240 4399280 4587240
GRAPHIC M1 LINE 4 4061460 4417060 4399280 4417060
GRAPHIC M1 LINE 4 4061460 4246880 4399280 4246880
GRAPHIC M1 LINE 4 4061460 4079240 4399280 4079240
GRAPHIC M1 LINE 4 -4234180 2219960 -1861820 2219960
GRAPHIC M1 LINE 4 -1861820 2219960 -1861820 6786880
GRAPHIC M1 LINE 4 -1861820 6786880 -4234180 6786880
GRAPHIC M1 LINE 4 -4234180 6786880 -4234180 2219960
GRAPHIC M1 LINE 4 -4572000 6111240 -4234180 6111240
GRAPHIC M1 TEXT -4147820 6040120 0 0 134620 134620 0 "XTAL2"
GRAPHIC M1 TEXT -4673600 6126480 0 0 134620 134620 0 "18"
GRAPHIC M1 LINE 4 -4234180 6670040 -4183380 6619240
GRAPHIC M1 LINE 4 -4183380 6619240 -4234180 6568440
GRAPHIC M1 LINE 4 -4234180 6568440 -4234180 6670040
GRAPHIC M1 LINE 4 -4572000 6619240 -4234180 6619240
GRAPHIC M1 TEXT -4147820 6548120 0 0 134620 134620 0 "XTAL1"
GRAPHIC M1 TEXT -4673600 6634480 0 0 134620 134620 0 "19"
GRAPHIC M1 LINE 4 -4572000 4417060 -4234180 4417060
GRAPHIC M1 TEXT -4147820 4348480 0 0 134620 134620 0 "ALE"
GRAPHIC M1 TEXT -4673600 4432300 0 0 134620 134620 0 "30"
GRAPHIC M1 LINE 4 -4572000 4246880 -4234180 4246880
GRAPHIC M1 TEXT -4147820 4178300 0 0 134620 134620 0 "EA"
GRAPHIC M1 TEXT -4673600 4262120 0 0 134620 134620 0 "31"
GRAPHIC M1 LINE 4 -4572000 4587240 -4234180 4587240
GRAPHIC M1 TEXT -4147820 4516120 0 0 134620 134620 0 "PSEN"
GRAPHIC M1 TEXT -4673600 4602480 0 0 134620 134620 0 "29"
GRAPHIC M1 LINE 4 -4572000 5433060 -4234180 5433060
GRAPHIC M1 TEXT -4147820 5364480 0 0 134620 134620 0 "RST"
GRAPHIC M1 TEXT -4538980 5448300 0 0 134620 134620 0 "9"
GRAPHIC M1 LINE 4 -1524000 6619240 -1861820 6619240
GRAPHIC M1 TEXT -3030220 6548120 0 0 134620 134620 0 "P0.0/AD0"
GRAPHIC M1 TEXT -1694180 6634480 0 0 134620 134620 0 "39"
GRAPHIC M1 LINE 4 -1524000 6449060 -1861820 6449060
GRAPHIC M1 TEXT -3030220 6380480 0 0 134620 134620 0 "P0.1/AD1"
GRAPHIC M1 TEXT -1694180 6464300 0 0 134620 134620 0 "38"
GRAPHIC M1 LINE 4 -1524000 6278880 -1861820 6278880
GRAPHIC M1 TEXT -3030220 6210300 0 0 134620 134620 0 "P0.2/AD2"
GRAPHIC M1 TEXT -1694180 6294120 0 0 134620 134620 0 "37"
GRAPHIC M1 LINE 4 -1524000 6111240 -1861820 6111240
GRAPHIC M1 TEXT -3030220 6040120 0 0 134620 134620 0 "P0.3/AD3"
GRAPHIC M1 TEXT -1694180 6126480 0 0 134620 134620 0 "36"
GRAPHIC M1 LINE 4 -1524000 5941060 -1861820 5941060
GRAPHIC M1 TEXT -3030220 5872480 0 0 134620 134620 0 "P0.4/AD4"
GRAPHIC M1 TEXT -1694180 5956300 0 0 134620 134620 0 "35"
GRAPHIC M1 LINE 4 -1524000 5770880 -1861820 5770880
GRAPHIC M1 TEXT -3030220 5702300 0 0 134620 134620 0 "P0.5/AD5"
GRAPHIC M1 TEXT -1694180 5786120 0 0 134620 134620 0 "34"
GRAPHIC M1 LINE 4 -1524000 5603240 -1861820 5603240
GRAPHIC M1 TEXT -3030220 5532120 0 0 134620 134620 0 "P0.6/AD6"
GRAPHIC M1 TEXT -1694180 5618480 0 0 134620 134620 0 "33"
GRAPHIC M1 LINE 4 -1524000 5433060 -1861820 5433060
GRAPHIC M1 TEXT -3030220 5364480 0 0 134620 134620 0 "P0.7/AD7"
GRAPHIC M1 TEXT -1694180 5448300 0 0 134620 134620 0 "32"
GRAPHIC M1 LINE 4 -4572000 3571240 -4234180 3571240
GRAPHIC M1 TEXT -4147820 3500120 0 0 134620 134620 0 "P1.0"
GRAPHIC M1 TEXT -4538980 3586480 0 0 134620 134620 0 "1"
GRAPHIC M1 LINE 4 -4572000 3401060 -4234180 3401060
GRAPHIC M1 TEXT -4147820 3332480 0 0 134620 134620 0 "P1.1"
GRAPHIC M1 TEXT -4538980 3416300 0 0 134620 134620 0 "2"
GRAPHIC M1 LINE 4 -4572000 3230880 -4234180 3230880
GRAPHIC M1 TEXT -4147820 3162300 0 0 134620 134620 0 "P1.2"
GRAPHIC M1 TEXT -4538980 3246120 0 0 134620 134620 0 "3"
GRAPHIC M1 LINE 4 -4572000 3063240 -4234180 3063240
GRAPHIC M1 TEXT -4147820 2992120 0 0 134620 134620 0 "P1.3"
GRAPHIC M1 TEXT -4538980 3078480 0 0 134620 134620 0 "4"
GRAPHIC M1 LINE 4 -4572000 2893060 -4234180 2893060
GRAPHIC M1 TEXT -4147820 2824480 0 0 134620 134620 0 "P1.4"
GRAPHIC M1 TEXT -4538980 2908300 0 0 134620 134620 0 "5"
GRAPHIC M1 LINE 4 -4572000 2725420 -4234180 2725420
GRAPHIC M1 TEXT -4147820 2656840 0 0 134620 134620 0 "P1.5"
GRAPHIC M1 TEXT -4538980 2740660 0 0 134620 134620 0 "6"
GRAPHIC M1 LINE 4 -4572000 2557780 -4234180 2557780
GRAPHIC M1 TEXT -4147820 2489200 0 0 134620 134620 0 "P1.6"
GRAPHIC M1 TEXT -4538980 2573020 0 0 134620 134620 0 "7"
GRAPHIC M1 LINE 4 -4572000 2387600 -4234180 2387600
GRAPHIC M1 TEXT -4147820 2319020 0 0 134620 134620 0 "P1.7"
GRAPHIC M1 TEXT -4538980 2402840 0 0 134620 134620 0 "8"
GRAPHIC M1 LINE 4 -1524000 3571240 -1861820 3571240
GRAPHIC M1 TEXT -3030220 3500120 0 0 134620 134620 0 "P3.0/RXD"
GRAPHIC M1 TEXT -1694180 3586480 0 0 134620 134620 0 "10"
GRAPHIC M1 LINE 4 -1524000 3401060 -1861820 3401060
GRAPHIC M1 TEXT -3030220 3332480 0 0 134620 134620 0 "P3.1/TXD"
GRAPHIC M1 TEXT -1694180 3416300 0 0 134620 134620 0 "11"
GRAPHIC M1 LINE 4 -1524000 3230880 -1861820 3230880
GRAPHIC M1 TEXT -3167380 3162300 0 0 134620 134620 0 "P3.2/INT0"
GRAPHIC M1 TEXT -1694180 3246120 0 0 134620 134620 0 "12"
GRAPHIC M1 LINE 4 -1524000 3063240 -1861820 3063240
GRAPHIC M1 TEXT -3167380 2992120 0 0 134620 134620 0 "P3.3/INT1"
GRAPHIC M1 TEXT -1694180 3078480 0 0 134620 134620 0 "13"
GRAPHIC M1 LINE 4 -1524000 2893060 -1861820 2893060
GRAPHIC M1 TEXT -2895600 2824480 0 0 134620 134620 0 "P3.4/T0"
GRAPHIC M1 TEXT -1694180 2908300 0 0 134620 134620 0 "14"
GRAPHIC M1 LINE 4 -1524000 2387600 -1861820 2387600
GRAPHIC M1 TEXT -2895600 2319020 0 0 134620 134620 0 "P3.7/RD"
GRAPHIC M1 TEXT -1694180 2402840 0 0 134620 134620 0 "17"
GRAPHIC M1 LINE 4 -1524000 2557780 -1861820 2557780
GRAPHIC M1 TEXT -2895600 2489200 0 0 134620 134620 0 "P3.6/WR"
GRAPHIC M1 TEXT -1694180 2573020 0 0 134620 134620 0 "16"
GRAPHIC M1 LINE 4 -1524000 2725420 -1861820 2725420
GRAPHIC M1 TEXT -2895600 2656840 0 0 134620 134620 0 "P3.5/T1"
GRAPHIC M1 TEXT -1694180 2740660 0 0 134620 134620 0 "15"
GRAPHIC M1 LINE 4 -1524000 3909060 -1861820 3909060
GRAPHIC M1 TEXT -3030220 3840480 0 0 134620 134620 0 "P2.7/A15"
GRAPHIC M1 TEXT -1694180 3924300 0 0 134620 134620 0 "28"
GRAPHIC M1 LINE 4 -1524000 5095240 -1861820 5095240
GRAPHIC M1 TEXT -2895600 5024120 0 0 134620 134620 0 "P2.0/A8"
GRAPHIC M1 TEXT -1694180 5110480 0 0 134620 134620 0 "21"
GRAPHIC M1 LINE 4 -1524000 4925060 -1861820 4925060
GRAPHIC M1 TEXT -2895600 4856480 0 0 134620 134620 0 "P2.1/A9"
GRAPHIC M1 TEXT -1694180 4940300 0 0 134620 134620 0 "22"
GRAPHIC M1 LINE 4 -1524000 4754880 -1861820 4754880
GRAPHIC M1 TEXT -3030220 4686300 0 0 134620 134620 0 "P2.2/A10"
GRAPHIC M1 TEXT -1694180 4770120 0 0 134620 134620 0 "23"
GRAPHIC M1 LINE 4 -1524000 4587240 -1861820 4587240
GRAPHIC M1 TEXT -3030220 4516120 0 0 134620 134620 0 "P2.3/A11"
GRAPHIC M1 TEXT -1694180 4602480 0 0 134620 134620 0 "24"
GRAPHIC M1 LINE 4 -1524000 4417060 -1861820 4417060
GRAPHIC M1 TEXT -3030220 4348480 0 0 134620 134620 0 "P2.4/A12"
GRAPHIC M1 TEXT -1694180 4432300 0 0 134620 134620 0 "25"
GRAPHIC M1 LINE 4 -1524000 4246880 -1861820 4246880
GRAPHIC M1 TEXT -3030220 4178300 0 0 134620 134620 0 "P2.5/A13"
GRAPHIC M1 TEXT -1694180 4262120 0 0 134620 134620 0 "26"
GRAPHIC M1 LINE 4 -1524000 4079240 -1861820 4079240
GRAPHIC M1 TEXT -3030220 4008120 0 0 134620 134620 0 "P2.6/A14"
GRAPHIC M1 TEXT -1694180 4094480 0 0 134620 134620 0 "27"
GRAPHIC M1 TEXT -4246880 6824980 0 0 200660 132080 0 "U1"
GRAPHIC M1 TEXT -4246880 2052320 0 0 134620 134620 0 "AT89C51"
GRAPHIC M1 LINE 4 -5842000 6278880 -5334000 6278880
GRAPHIC M1 LINE 4 -5842000 6619240 -5334000 6619240
GRAPHIC M1 LINE 4 -5758180 6365240 -5417820 6365240
GRAPHIC M1 LINE 4 -5417820 6365240 -5417820 6532880
GRAPHIC M1 LINE 4 -5417820 6532880 -5758180 6532880
GRAPHIC M1 LINE 4 -5758180 6532880 -5758180 6365240
GRAPHIC M1 LINE 4 -5588000 6111240 -5588000 6278880
GRAPHIC M1 LINE 4 -5588000 6786880 -5588000 6619240
GRAPHIC M1 TEXT -5234940 6400800 0 0 200660 132080 0 "X1"
GRAPHIC M1 TEXT -5234940 6223000 0 0 134620 134620 0 "CRYSTAL"
GRAPHIC M1 LINE 4 -6484620 5770880 -6484620 6111240
GRAPHIC M1 LINE 4 -6383020 5770880 -6383020 6111240
GRAPHIC M1 LINE 4 -6383020 5941060 -6266180 5941060
GRAPHIC M1 LINE 4 -6484620 5941060 -6604000 5941060
GRAPHIC M1 LINE 4 -6774180 5941060 -6604000 5941060
GRAPHIC M1 LINE 4 -6096000 5941060 -6266180 5941060
GRAPHIC M1 TEXT -6616700 6146800 0 0 200660 132080 0 "C2"
GRAPHIC M1 TEXT -6616700 5603240 0 0 134620 134620 0 "30pF"
GRAPHIC M1 LINE 4 -6484620 6786880 -6484620 7127240
GRAPHIC M1 LINE 4 -6383020 6786880 -6383020 7127240
GRAPHIC M1 LINE 4 -6383020 6957060 -6266180 6957060
GRAPHIC M1 LINE 4 -6484620 6957060 -6604000 6957060
GRAPHIC M1 LINE 4 -6774180 6957060 -6604000 6957060
GRAPHIC M1 LINE 4 -6096000 6957060 -6266180 6957060
GRAPHIC M1 TEXT -6616700 7162800 0 0 200660 132080 0 "C1"
GRAPHIC M1 TEXT -6616700 6619240 0 0 134620 134620 0 "30pF"
GRAPHIC M1 CIRCLE 3 -5588000 5941060 33020
GRAPHIC M1 CIRCLE 3 -5588000 6957060 33020
GRAPHIC M1 LINE 4 -7449820 6278880 -7449820 6449060
GRAPHIC M1 LINE 4 -7282180 6449060 -7620000 6449060
GRAPHIC M1 LINE 4 -7366000 6532880 -7536180 6532880
GRAPHIC M1 LINE 4 -7434580 6619240 -7467600 6619240
GRAPHIC M1 CIRCLE 3 -6941820 6278880 33020
GRAPHIC M1 CIRCLE 3 -6299200 5262880 48260
GRAPHIC M1 CIRCLE 3 -5892800 5262880 48260
GRAPHIC M1 LINE 4 -5859780 5128260 -6332220 5128260
GRAPHIC M1 LINE 4 -6230620 5044440 -5961380 5044440
GRAPHIC M1 LINE 4 -5961380 5044440 -5961380 5128260
GRAPHIC M1 LINE 4 -5961380 5128260 -6230620 5128260
GRAPHIC M1 LINE 4 -6230620 5128260 -6230620 5044440
GRAPHIC M1 LINE 4 -5671820 5262880 -5842000 5262880
GRAPHIC M1 LINE 4 -6520180 5262880 -6350000 5262880
GRAPHIC M1 CIRCLE 3 -6433820 5095240 66040
GRAPHIC M1 LINE 4 -6433820 5128260 -6433820 5059680
GRAPHIC M1 LINE 4 -6433820 5128260 -6418580 5110480
GRAPHIC M1 LINE 4 -6433820 5128260 -6451600 5110480
GRAPHIC M1 LINE 4 -6418580 5077460 -6433820 5059680
GRAPHIC M1 LINE 4 -6433820 5059680 -6451600 5077460
GRAPHIC M1 LINE 4 -5316220 4587240 -5181600 4587240
GRAPHIC M1 LINE 4 -5181600 4587240 -5181600 5095240
GRAPHIC M1 LINE 4 -5181600 5095240 -5316220 5095240
GRAPHIC M1 LINE 4 -5316220 5095240 -5316220 4587240
GRAPHIC M1 LINE 4 -5250180 5262880 -5250180 5095240
GRAPHIC M1 LINE 4 -5250180 4417060 -5250180 4587240
GRAPHIC M1 TEXT -5082540 4876800 0 0 200660 132080 0 "R1"
GRAPHIC M1 TEXT -5082540 4699000 0 0 134620 134620 0 "100"
GRAPHIC M1 LINE 4 -6045200 5603240 -6045200 5262880
GRAPHIC M1 LINE 4 -6146800 5603240 -6146800 5262880
GRAPHIC M1 LINE 4 -6146800 5433060 -6266180 5433060
GRAPHIC M1 LINE 4 -6045200 5433060 -5925820 5433060
GRAPHIC M1 LINE 4 -5758180 5433060 -5925820 5433060
GRAPHIC M1 LINE 4 -6433820 5433060 -6266180 5433060
GRAPHIC M1 TEXT -6278880 5638800 0 0 200660 132080 0 "C3"
GRAPHIC M1 TEXT -6278880 5095240 0 0 134620 134620 0 "30pF"
GRAPHIC M1 CIRCLE 3 -5250180 5433060 33020
GRAPHIC M1 CIRCLE 3 -5588000 5433060 33020
GRAPHIC M1 LINE 4 -5588000 4417060 -5758180 4417060
GRAPHIC M1 LINE 4 -5758180 4587240 -5758180 4246880
GRAPHIC M1 LINE 4 -5842000 4500880 -5842000 4333240
GRAPHIC M1 LINE 4 -5925820 4434840 -5925820 4399280
GRAPHIC M1 LINE 4 -7112000 5349240 -7282180 5433060
GRAPHIC M1 LINE 4 -7282180 5433060 -7112000 5516880
GRAPHIC M1 LINE 4 -7112000 5516880 -7112000 5349240
GRAPHIC M1 LINE 4 -6941820 5433060 -7282180 5433060
GRAPHIC M1 CIRCLE 3 -6774180 5433060 33020
GRAPHIC M1 CIRCLE 3 -6774180 5262880 33020
GRAPHIC M1 LINE 4 337820 6111240 1351280 6111240
GRAPHIC M1 LINE 4 1351280 6111240 1351280 8143240
GRAPHIC M1 LINE 4 1351280 8143240 337820 8143240
GRAPHIC M1 LINE 4 337820 8143240 337820 6111240
GRAPHIC M1 LINE 4 0 7973060 337820 7973060
GRAPHIC M1 TEXT 424180 7904480 0 0 134620 134620 0 "D0"
GRAPHIC M1 TEXT 33020 7988300 0 0 134620 134620 0 "3"
GRAPHIC M1 LINE 4 1689100 7973060 1351280 7973060
GRAPHIC M1 TEXT 995680 7904480 0 0 134620 134620 0 "Q0"
GRAPHIC M1 TEXT 1521460 7988300 0 0 134620 134620 0 "2"
GRAPHIC M1 LINE 4 0 7802880 337820 7802880
GRAPHIC M1 TEXT 424180 7734300 0 0 134620 134620 0 "D1"
GRAPHIC M1 TEXT 33020 7818120 0 0 134620 134620 0 "4"
GRAPHIC M1 LINE 4 1689100 7802880 1351280 7802880
GRAPHIC M1 TEXT 995680 7734300 0 0 134620 134620 0 "Q1"
GRAPHIC M1 TEXT 1521460 7818120 0 0 134620 134620 0 "5"
GRAPHIC M1 LINE 4 0 7635240 337820 7635240
GRAPHIC M1 TEXT 424180 7564120 0 0 134620 134620 0 "D2"
GRAPHIC M1 TEXT 33020 7650480 0 0 134620 134620 0 "7"
GRAPHIC M1 LINE 4 1689100 7635240 1351280 7635240
GRAPHIC M1 TEXT 995680 7564120 0 0 134620 134620 0 "Q2"
GRAPHIC M1 TEXT 1521460 7650480 0 0 134620 134620 0 "6"
GRAPHIC M1 LINE 4 0 7465060 337820 7465060
GRAPHIC M1 TEXT 424180 7396480 0 0 134620 134620 0 "D3"
GRAPHIC M1 TEXT 33020 7480300 0 0 134620 134620 0 "8"