{ "version": 2, "name": "Firefly Sequencer", "board": { "rows": 16, "cols": 30, "kind": "strip" }, "cuts": [ "2,3", "3,3", "4,3", "5,3", "6,3", "7,3", "8,3", "9,3", "3,15", "4,15", "5,15", "6,15", "0,26", "3,11", "4,12", "4,23", "5,7", "6,9", "7,9", "7,15", "12,2", "12,5", "12,8", "12,11", "14,11", "14,14", "14,17", "14,20", "14,23" ], "parts": [ { "id": "b801seq", "kind": "link", "ref": "J1", "pins": [ [ 2, 8 ], [ 0, 8 ] ] }, { "id": "b802seq", "kind": "link", "ref": "J2", "pins": [ [ 9, 1 ], [ 1, 1 ] ] }, { "id": "b803seq", "kind": "link", "ref": "J3", "pins": [ [ 5, 6 ], [ 1, 6 ] ] }, { "id": "b804seq", "kind": "link", "ref": "J5", "pins": [ [ 4, 9 ], [ 5, 9 ] ] }, { "id": "b805seq", "kind": "link", "ref": "J6", "pins": [ [ 3, 12 ], [ 1, 12 ] ] }, { "id": "b806seq", "kind": "link", "ref": "J7", "pins": [ [ 3, 20 ], [ 0, 20 ] ] }, { "id": "b807seq", "kind": "link", "ref": "J8", "pins": [ [ 6, 10 ], [ 2, 10 ] ] }, { "id": "b808seq", "kind": "link", "ref": "J9", "pins": [ [ 4, 13 ], [ 10, 13 ] ] }, { "id": "b809seq", "kind": "link", "ref": "J10", "pins": [ [ 5, 18 ], [ 10, 18 ] ] }, { "id": "b810seq", "kind": "link", "ref": "J11", "pins": [ [ 11, 29 ], [ 1, 29 ] ] }, { "id": "b811seq", "kind": "link", "ref": "J12", "pins": [ [ 7, 28 ], [ 1, 28 ] ] }, { "id": "b812seq", "kind": "res", "ref": "R1", "value": "10k", "pins": [ [ 3, 19 ], [ 4, 19 ] ], "device": "fixed", "mount": "vertical" }, { "id": "b813seq", "kind": "res", "ref": "R2", "value": "10k", "pins": [ [ 4, 24 ], [ 5, 24 ] ], "device": "fixed", "mount": "vertical" }, { "id": "b814seq", "kind": "res", "ref": "R3", "value": "1k", "pins": [ [ 5, 11 ], [ 7, 11 ] ], "device": "fixed", "mount": "vertical" }, { "id": "b815seq", "kind": "res", "ref": "R4", "value": "100k", "pins": [ [ 13, 27 ], [ 11, 27 ] ], "device": "fixed", "mount": "vertical" }, { "id": "b816seq", "kind": "res", "ref": "R5", "value": "2k2", "pins": [ [ 14, 25 ], [ 11, 25 ] ], "device": "fixed" }, { "id": "b817seq", "kind": "ecap", "ref": "C1", "value": "2u2", "pins": [ [ 10, 15 ], [ 11, 15 ] ], "polarized": true }, { "id": "b818seq", "kind": "cap", "ref": "C2", "value": "100n", "pins": [ [ 6, 19 ], [ 7, 19 ] ], "device": "ceramic disc" }, { "id": "b819seq", "kind": "ecap", "ref": "C3", "value": "100u", "pins": [ [ 0, 22 ], [ 1, 22 ] ], "polarized": true }, { "id": "b820seq", "kind": "cap", "ref": "C4", "value": "100n", "pins": [ [ 2, 14 ], [ 1, 14 ] ], "device": "ceramic disc" }, { "id": "b821seq", "kind": "diode", "ref": "D9", "value": "1N5817", "pins": [ [ 0, 28 ], [ 0, 24 ] ], "polarized": true, "device": "schottky" }, { "id": "b822seq", "kind": "diode", "ref": "D1", "value": "1N4148", "pins": [ [ 12, 1 ], [ 13, 1 ] ], "polarized": true, "device": "switching", "mount": "vertical" }, { "id": "b823seq", "kind": "diode", "ref": "D2", "value": "1N4148", "pins": [ [ 12, 4 ], [ 13, 4 ] ], "polarized": true, "device": "switching", "mount": "vertical" }, { "id": "b824seq", "kind": "diode", "ref": "D3", "value": "1N4148", "pins": [ [ 12, 7 ], [ 13, 7 ] ], "polarized": true, "device": "switching", "mount": "vertical" }, { "id": "b825seq", "kind": "diode", "ref": "D4", "value": "1N4148", "pins": [ [ 12, 10 ], [ 13, 10 ] ], "polarized": true, "device": "switching", "mount": "vertical" }, { "id": "b826seq", "kind": "diode", "ref": "D5", "value": "1N4148", "pins": [ [ 14, 13 ], [ 13, 13 ] ], "polarized": true, "device": "switching", "mount": "vertical" }, { "id": "b827seq", "kind": "diode", "ref": "D6", "value": "1N4148", "pins": [ [ 14, 16 ], [ 13, 16 ] ], "polarized": true, "device": "switching", "mount": "vertical" }, { "id": "b828seq", "kind": "diode", "ref": "D7", "value": "1N4148", "pins": [ [ 14, 19 ], [ 13, 19 ] ], "polarized": true, "device": "switching", "mount": "vertical" }, { "id": "b829seq", "kind": "diode", "ref": "D8", "value": "1N4148", "pins": [ [ 14, 22 ], [ 13, 22 ] ], "polarized": true, "device": "switching", "mount": "vertical" } ], "ics": [ { "id": "b8ic1", "ref": "IC1", "part": "CD4017", "pins": 16, "pin1": [ 2, 2 ], "span": 3, "autoCuts": [ "2,3", "3,3", "4,3", "5,3", "6,3", "7,3", "8,3", "9,3" ] }, { "id": "b8ic2", "ref": "IC2", "part": "NE555", "pins": 8, "pin1": [ 3, 14 ], "span": 3, "autoCuts": [ "3,15", "4,15", "5,15", "6,15" ] } ], "pads": [ { "id": "b8p01", "label": "9V", "at": [ 0, 29 ], "to": "DC jack tip or battery +, 9 V, center positive" }, { "id": "b8p02", "label": "GND", "at": [ 1, 0 ], "to": "ground: battery -, jack sleeves, every pot's lug 1" }, { "id": "b8p03", "label": "GND_B", "at": [ 11, 5 ], "to": "second ground pad, the same net as GND" }, { "id": "b8p04", "label": "+9V", "at": [ 0, 3 ], "to": "test point on the protected rail; nothing leaves the board here. It also tells the checker this strip is a supply" }, { "id": "b8p05", "label": "RST", "at": [ 3, 9 ], "to": "4017 RESET. Wire it to the Q8 pad for eight steps, or through a switch to S5 for four (see the page)" }, { "id": "b8p06", "label": "Q8", "at": [ 9, 27 ], "to": "the ninth count - goes to RST for an eight-step loop" }, { "id": "b8p07", "label": "S1", "at": [ 4, 0 ], "to": "step 1: pot lug 3 AND that step's LED anode" }, { "id": "b8p08", "label": "S2", "at": [ 3, 0 ], "to": "step 2: pot lug 3 and LED anode" }, { "id": "b8p09", "label": "S3", "at": [ 5, 0 ], "to": "step 3: pot lug 3 and LED anode" }, { "id": "b8p10", "label": "S4", "at": [ 8, 0 ], "to": "step 4: pot lug 3 and LED anode" }, { "id": "b8p11", "label": "S5", "at": [ 8, 27 ], "to": "step 5: pot lug 3 and LED anode (this one leaves from the right edge)" }, { "id": "b8p12", "label": "S6", "at": [ 2, 0 ], "to": "step 6: pot lug 3 and LED anode" }, { "id": "b8p13", "label": "S7", "at": [ 6, 0 ], "to": "step 7: pot lug 3 and LED anode" }, { "id": "b8p14", "label": "S8", "at": [ 7, 0 ], "to": "step 8: pot lug 3 and LED anode" }, { "id": "b8p15", "label": "W1", "at": [ 12, 0 ], "to": "step 1 pot wiper" }, { "id": "b8p16", "label": "W2", "at": [ 12, 3 ], "to": "step 2 pot wiper" }, { "id": "b8p17", "label": "W3", "at": [ 12, 6 ], "to": "step 3 pot wiper" }, { "id": "b8p18", "label": "W4", "at": [ 12, 9 ], "to": "step 4 pot wiper" }, { "id": "b8p19", "label": "W5", "at": [ 14, 12 ], "to": "step 5 pot wiper" }, { "id": "b8p20", "label": "W6", "at": [ 14, 15 ], "to": "step 6 pot wiper" }, { "id": "b8p21", "label": "W7", "at": [ 14, 18 ], "to": "step 7 pot wiper" }, { "id": "b8p22", "label": "W8", "at": [ 14, 21 ], "to": "step 8 pot wiper" }, { "id": "b8p23", "label": "LED_K", "at": [ 14, 27 ], "to": "all eight LED cathodes, tied together" }, { "id": "b8p24", "label": "RATE_A", "at": [ 4, 21 ], "to": "rate pot, one outer lug" }, { "id": "b8p25", "label": "RATE_W", "at": [ 4, 26 ], "to": "rate pot wiper (tie the unused lug to it)" }, { "id": "b8p26", "label": "CV_OUT", "at": [ 13, 29 ], "to": "CV out jack tip - the sequence, 0 to about 8 V" }, { "id": "b8p27", "label": "CLK_OUT", "at": [ 7, 13 ], "to": "gate out jack tip - the clock, through 1k" } ], "netlist": "# Firefly Sequencer - written from the board\n# 16 strips of 30 holes, 29 parts, 2 chips, 29 cuts\n#\n# IC2 (555) clocks IC1 (4017); wire the Q8 pad to RST off the board for eight steps.\n# Each Sn drives a panel pot and an LED; each Wn is the wiper of that pot, back\n# through a 1N4148 onto the CV bus. CLK_OUT is the clock through 1k.\n\n9V: @9V D9.A\n+9: D9.B R1.A C3.A C4.A IC1.16 IC2.4 IC2.8 @+9V J1.A J1.B J7.A J7.B J8.A J8.B\nGND: @GND R4.B R5.B C1.B C2.B C3.B C4.B IC1.8 IC1.13 IC2.1 @GND_B J2.A J2.B J3.A J3.B J6.A J6.B J11.A J11.B J12.A J12.B\nCLK: IC2.3 R3.A IC1.14 J5.A J5.B\nCLK_OUT: R3.B @CLK_OUT\nTIMING: IC2.2 R2.B C1.A IC2.6 J9.A J9.B J10.A J10.B\nDIS: IC2.7 R1.B @RATE_A\nRATE_W: @RATE_W R2.A\nCTRL: IC2.5 C2.A\nRESET: IC1.15 @RST\nQ8: @Q8 IC1.9\nCV: @CV_OUT R4.A D1.B D2.B D3.B D4.B D5.B D6.B D7.B D8.B\nLED_K: @LED_K R5.A\nQ9_NC: IC1.11\nCARRY_NC: IC1.12\nS1: @S1 IC1.3\nS2: @S2 IC1.2\nS3: @S3 IC1.4\nS4: @S4 IC1.7\nS5: @S5 IC1.10\nS6: @S6 IC1.1\nS7: @S7 IC1.5\nS8: @S8 IC1.6\nW1: @W1 D1.A\nW2: @W2 D2.A\nW3: @W3 D3.A\nW4: @W4 D4.A\nW5: @W5 D5.A\nW6: @W6 D6.A\nW7: @W7 D7.A\nW8: @W8 D8.A\n" }