(export (version D) (design (source "D:/ownCloud/Documents/Projects/RC6502/RC6502 Apple 1 SBC/RC6502 Apple 1 SBC.sch") (date "09/02/2019 13:51:35") (tool "Eeschema 4.0.7") (sheet (number 1) (name /) (tstamps /) (title_block (title) (company) (rev) (date) (source "RC6502 Apple 1 SBC.sch") (comment (number 1) (value "")) (comment (number 2) (value "")) (comment (number 3) (value "")) (comment (number 4) (value ""))))) (components (comp (ref U8) (value WD65C21) (footprint Housings_DIP:DIP-40_W15.24mm_Socket) (libsource (lib 65xx) (part WD65C21)) (sheetpath (names /) (tstamps /)) (tstamp 594126CF)) (comp (ref U3) (value 74HCT138) (footprint Housings_DIP:DIP-16_W7.62mm_Socket) (libsource (lib 74xx) (part 74LS138)) (sheetpath (names /) (tstamps /)) (tstamp 594126D0)) (comp (ref C12) (value 10nF) (footprint Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm) (libsource (lib device) (part C)) (sheetpath (names /) (tstamps /)) (tstamp 594126D2)) (comp (ref U9) (value MCP23S17) (footprint Housings_DIP:DIP-28_W7.62mm_Socket) (libsource (lib microchip) (part MCP23S17)) (sheetpath (names /) (tstamps /)) (tstamp 594126D3)) (comp (ref J2) (value "Arduino Nano") (footprint Modules:Arduino_Nano) (libsource (lib "RC6502 Apple 1 SBC-cache") (part Arduino_Nano_Header)) (sheetpath (names /) (tstamps /)) (tstamp 594126D4)) (comp (ref R9) (value 10k) (footprint Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal) (libsource (lib device) (part R)) (sheetpath (names /) (tstamps /)) (tstamp 594126D5)) (comp (ref U2) (value HM62256BLP-7) (footprint Housings_DIP:DIP-28_W15.24mm_Socket) (libsource (lib memory) (part HM62256BLP-7)) (sheetpath (names /) (tstamps /)) (tstamp 5941878A)) (comp (ref R6) (value 3.3k) (footprint Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal) (libsource (lib device) (part R)) (sheetpath (names /) (tstamps /)) (tstamp 5941A3D5)) (comp (ref R7) (value 3.3k) (footprint Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal) (libsource (lib device) (part R)) (sheetpath (names /) (tstamps /)) (tstamp 5941A3D6)) (comp (ref R8) (value 3.3k) (footprint Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal) (libsource (lib device) (part R)) (sheetpath (names /) (tstamps /)) (tstamp 5941A3D7)) (comp (ref U1) (value WD65C02) (footprint Housings_DIP:DIP-40_W15.24mm_Socket) (libsource (lib 65xx) (part WD65C02)) (sheetpath (names /) (tstamps /)) (tstamp 5941A3D9)) (comp (ref J1) (value "VP GND") (footprint Pin_Headers:Pin_Header_Straight_1x02_Pitch2.54mm) (libsource (lib "RC6502 Apple 1 SBC-cache") (part CONN_01X02)) (sheetpath (names /) (tstamps /)) (tstamp 5941A3E0)) (comp (ref U4) (value 28C256) (footprint Housings_DIP:DIP-28_W15.24mm_Socket) (libsource (lib memory) (part 28C256)) (sheetpath (names /) (tstamps /)) (tstamp 5941C8BB)) (comp (ref A13) (value "A13 Select") (footprint Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm) (libsource (lib device) (part Jumper_NC_Dual)) (sheetpath (names /) (tstamps /)) (tstamp 5941C8BC)) (comp (ref A14) (value "A14 Select") (footprint Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm) (libsource (lib device) (part Jumper_NC_Dual)) (sheetpath (names /) (tstamps /)) (tstamp 5941C8BD)) (comp (ref R1) (value 3.3k) (footprint Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal) (libsource (lib device) (part R)) (sheetpath (names /) (tstamps /)) (tstamp 5941C8C9)) (comp (ref U6) (value NE555) (footprint Housings_DIP:DIP-8_W7.62mm) (libsource (lib linear) (part NE555)) (sheetpath (names /) (tstamps /)) (tstamp 59421FC7)) (comp (ref R2) (value 1M) (footprint Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal) (libsource (lib device) (part R)) (sheetpath (names /) (tstamps /)) (tstamp 59421FC8)) (comp (ref C6) (value 100nF) (footprint Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm) (libsource (lib device) (part C)) (sheetpath (names /) (tstamps /)) (tstamp 59421FC9)) (comp (ref C11) (value 100nF) (footprint Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm) (libsource (lib device) (part C)) (sheetpath (names /) (tstamps /)) (tstamp 59421FCA)) (comp (ref R3) (value 47k) (footprint Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal) (libsource (lib device) (part R)) (sheetpath (names /) (tstamps /)) (tstamp 59421FCB)) (comp (ref C10) (value 10uF) (footprint Capacitors_THT:CP_Radial_D4.0mm_P2.00mm) (libsource (lib device) (part CP)) (sheetpath (names /) (tstamps /)) (tstamp 59421FCC)) (comp (ref SW1) (value RESET) (footprint Buttons_Switches_THT:SW_PUSH_6mm) (libsource (lib "RC6502 Apple 1 SBC-cache") (part SW_SPST)) (sheetpath (names /) (tstamps /)) (tstamp 59421FCE)) (comp (ref X1) (value 1MHz) (footprint Oscillator:Oscillator_DIP-14) (libsource (lib "RC6502 Apple 1 SBC-cache") (part ACO-xxxMHz)) (sheetpath (names /) (tstamps /)) (tstamp 59421FD0)) (comp (ref D1) (value Power) (footprint LEDs:LED_D5.0mm) (libsource (lib device) (part LED)) (sheetpath (names /) (tstamps /)) (tstamp 59421FD7)) (comp (ref R5) (value 330) (footprint Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal) (libsource (lib device) (part R)) (sheetpath (names /) (tstamps /)) (tstamp 59421FD8)) (comp (ref U7) (value 74HCT04) (footprint Housings_DIP:DIP-14_W7.62mm) (libsource (lib 74xx) (part 74LS04)) (sheetpath (names /) (tstamps /)) (tstamp 5942DAF5)) (comp (ref R4) (value 1k) (footprint Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal) (libsource (lib device) (part R)) (sheetpath (names /) (tstamps /)) (tstamp 5942DC01)) (comp (ref U5) (value 74HCT00) (footprint Housings_DIP:DIP-14_W7.62mm_Socket) (libsource (lib 74xx) (part 74HCT00)) (sheetpath (names /) (tstamps /)) (tstamp 5944A207)) (comp (ref C8) (value 100nF) (footprint Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm) (libsource (lib device) (part C)) (sheetpath (names /) (tstamps /)) (tstamp 5946F39E)) (comp (ref C7) (value 100nF) (footprint Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm) (libsource (lib device) (part C)) (sheetpath (names /) (tstamps /)) (tstamp 594709B1)) (comp (ref C5) (value 100nF) (footprint Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm) (libsource (lib device) (part C)) (sheetpath (names /) (tstamps /)) (tstamp 59470A42)) (comp (ref C4) (value 100nF) (footprint Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm) (libsource (lib device) (part C)) (sheetpath (names /) (tstamps /)) (tstamp 59470AD4)) (comp (ref C3) (value 100nF) (footprint Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm) (libsource (lib device) (part C)) (sheetpath (names /) (tstamps /)) (tstamp 59470B69)) (comp (ref C2) (value 100nF) (footprint Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm) (libsource (lib device) (part C)) (sheetpath (names /) (tstamps /)) (tstamp 59470C05)) (comp (ref C1) (value 100nF) (footprint Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm) (libsource (lib device) (part C)) (sheetpath (names /) (tstamps /)) (tstamp 59470CA0)) (comp (ref J3) (value Backplane) (footprint Pin_Headers:Pin_Header_Angled_1x39_Pitch2.54mm) (libsource (lib "RC6502 Apple 1 SBC-cache") (part CONN_01X39)) (sheetpath (names /) (tstamps /)) (tstamp 594828B6)) (comp (ref C9) (value 100nF) (footprint Capacitors_THT:C_Disc_D4.7mm_W2.5mm_P5.00mm) (libsource (lib device) (part C)) (sheetpath (names /) (tstamps /)) (tstamp 59427DE2)) (comp (ref J4) (value Hole) (footprint rc6502:Mounting) (libsource (lib "RC6502 Apple 1 SBC-cache") (part CONN_01X01)) (sheetpath (names /) (tstamps /)) (tstamp 59430185)) (comp (ref J6) (value Hole) (footprint rc6502:Mounting) (libsource (lib "RC6502 Apple 1 SBC-cache") (part CONN_01X01)) (sheetpath (names /) (tstamps /)) (tstamp 59430E09)) (comp (ref J5) (value Hole) (footprint rc6502:Mounting) (libsource (lib "RC6502 Apple 1 SBC-cache") (part CONN_01X01)) (sheetpath (names /) (tstamps /)) (tstamp 59430FAB)) (comp (ref J7) (value Hole) (footprint rc6502:Mounting) (libsource (lib "RC6502 Apple 1 SBC-cache") (part CONN_01X01)) (sheetpath (names /) (tstamps /)) (tstamp 59431023)) (comp (ref J8) (value Power) (footprint Pin_Headers:Pin_Header_Angled_1x02_Pitch2.54mm) (libsource (lib "RC6502 Apple 1 SBC-cache") (part CONN_01X02)) (sheetpath (names /) (tstamps /)) (tstamp 5943DE2E)) (comp (ref R10) (value 3.3k) (footprint Resistors_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal) (libsource (lib device) (part R)) (sheetpath (names /) (tstamps /)) (tstamp 596284F8)) (comp (ref J9) (value ROM_EN) (footprint Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm) (libsource (lib device) (part Jumper_NC_Dual)) (sheetpath (names /) (tstamps /)) (tstamp 5C3B495B)) (comp (ref J10) (value RAM_EN) (footprint Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm) (libsource (lib device) (part Jumper_NC_Dual)) (sheetpath (names /) (tstamps /)) (tstamp 5C3B8C28)) (comp (ref J11) (value PIA_EN) (footprint Pin_Headers:Pin_Header_Straight_1x03_Pitch2.54mm) (libsource (lib device) (part Jumper_NC_Dual)) (sheetpath (names /) (tstamps /)) (tstamp 5C5FEAD4)) (comp (ref JP1) (value OSC_EN) (footprint Pin_Headers:Pin_Header_Straight_1x02_Pitch2.54mm) (libsource (lib device) (part Jumper_NC_Small)) (sheetpath (names /) (tstamps /)) (tstamp 5C60279D))) (libparts (libpart (lib memory) (part 28C256) (description "EEROM 32Kx8bits") (docs memory/28c256.pdf) (fields (field (name Reference) U) (field (name Value) 28C256)) (pins (pin (num 1) (name A14) (type input)) (pin (num 2) (name A12) (type input)) (pin (num 3) (name A7) (type input)) (pin (num 4) (name A6) (type input)) (pin (num 5) (name A5) (type input)) (pin (num 6) (name A4) (type input)) (pin (num 7) (name A3) (type input)) (pin (num 8) (name A2) (type input)) (pin (num 9) (name A1) (type input)) (pin (num 10) (name A0) (type input)) (pin (num 11) (name D0) (type 3state)) (pin (num 12) (name D1) (type 3state)) (pin (num 13) (name D2) (type 3state)) (pin (num 14) (name GND) (type power_in)) (pin (num 15) (name D3) (type 3state)) (pin (num 16) (name D4) (type 3state)) (pin (num 17) (name D5) (type 3state)) (pin (num 18) (name D6) (type 3state)) (pin (num 19) (name D7) (type 3state)) (pin (num 20) (name CS) (type input)) (pin (num 21) (name A10) (type input)) (pin (num 22) (name OE) (type input)) (pin (num 23) (name A11) (type input)) (pin (num 24) (name A9) (type input)) (pin (num 25) (name A8) (type input)) (pin (num 26) (name A13) (type input)) (pin (num 27) (name WE) (type input)) (pin (num 28) (name VCC) (type power_in)))) (libpart (lib 74xx) (part 74LS00) (aliases (alias 74LS37) (alias 7400) (alias 74HCT00) (alias 74HC00)) (description "Quad nand2") (footprints (fp 14DIP300*) (fp SO14*)) (fields (field (name Reference) U) (field (name Value) 74LS00)) (pins (pin (num 1) (name ~) (type input)) (pin (num 2) (name ~) (type input)) (pin (num 3) (name ~) (type output)) (pin (num 4) (name ~) (type input)) (pin (num 5) (name ~) (type input)) (pin (num 6) (name ~) (type output)) (pin (num 7) (name GND) (type power_in)) (pin (num 8) (name ~) (type output)) (pin (num 9) (name ~) (type input)) (pin (num 10) (name ~) (type input)) (pin (num 11) (name ~) (type output)) (pin (num 12) (name ~) (type input)) (pin (num 13) (name ~) (type input)) (pin (num 14) (name VCC) (type power_in)))) (libpart (lib 74xx) (part 74LS04) (description "Hex Inverseur") (fields (field (name Reference) U) (field (name Value) 74LS04)) (pins (pin (num 1) (name ~) (type input)) (pin (num 2) (name ~) (type output)) (pin (num 3) (name ~) (type input)) (pin (num 4) (name ~) (type output)) (pin (num 5) (name ~) (type input)) (pin (num 6) (name ~) (type output)) (pin (num 7) (name GND) (type power_in)) (pin (num 8) (name ~) (type output)) (pin (num 9) (name ~) (type input)) (pin (num 10) (name ~) (type output)) (pin (num 11) (name ~) (type input)) (pin (num 12) (name ~) (type output)) (pin (num 13) (name ~) (type input)) (pin (num 14) (name VCC) (type power_in)))) (libpart (lib 74xx) (part 74LS138) (description "Decoder 3 to 8 (active low outputs)") (fields (field (name Reference) U) (field (name Value) 74LS138)) (pins (pin (num 1) (name A0) (type input)) (pin (num 2) (name A1) (type input)) (pin (num 3) (name A2) (type input)) (pin (num 4) (name E1) (type input)) (pin (num 5) (name E2) (type input)) (pin (num 6) (name E3) (type input)) (pin (num 7) (name O7) (type output)) (pin (num 8) (name GND) (type power_in)) (pin (num 9) (name O6) (type output)) (pin (num 10) (name O5) (type output)) (pin (num 11) (name O4) (type output)) (pin (num 12) (name O3) (type output)) (pin (num 13) (name O2) (type output)) (pin (num 14) (name O1) (type output)) (pin (num 15) (name O0) (type output)) (pin (num 16) (name VCC) (type power_in)))) (libpart (lib "RC6502 Apple 1 SBC-cache") (part Arduino_Nano_Header) (fields (field (name Reference) J) (field (name Value) Arduino_Nano_Header)) (pins (pin (num 1) (name D1/TX) (type passive)) (pin (num 2) (name D0/RX) (type passive)) (pin (num 3) (name RESET) (type passive)) (pin (num 4) (name GND) (type passive)) (pin (num 5) (name D2/INT0) (type passive)) (pin (num 6) (name D3/INT1) (type passive)) (pin (num 7) (name D4/T0) (type passive)) (pin (num 8) (name D5/T1) (type passive)) (pin (num 9) (name D6/AIN0) (type passive)) (pin (num 10) (name D7/AIN1) (type passive)) (pin (num 11) (name D8/ICP) (type passive)) (pin (num 12) (name D9/0C1) (type passive)) (pin (num 13) (name D10/SS) (type passive)) (pin (num 14) (name D11/MOSI) (type passive)) (pin (num 15) (name D12/MISO) (type passive)) (pin (num 16) (name SCK/D13) (type passive)) (pin (num 17) (name 3V3) (type passive)) (pin (num 18) (name AREF) (type passive)) (pin (num 19) (name A0) (type passive)) (pin (num 20) (name A1) (type passive)) (pin (num 21) (name A2) (type passive)) (pin (num 22) (name A3) (type passive)) (pin (num 23) (name A4) (type passive)) (pin (num 24) (name A5) (type passive)) (pin (num 25) (name A6) (type passive)) (pin (num 26) (name A7) (type passive)) (pin (num 27) (name 5V) (type passive)) (pin (num 28) (name RESET) (type passive)) (pin (num 29) (name GND) (type passive)) (pin (num 30) (name VIN) (type passive)))) (libpart (lib device) (part C) (description "Unpolarized capacitor") (footprints (fp C_*)) (fields (field (name Reference) C) (field (name Value) C)) (pins (pin (num 1) (name ~) (type passive)) (pin (num 2) (name ~) (type passive)))) (libpart (lib "RC6502 Apple 1 SBC-cache") (part CONN_01X01) (footprints (fp Pin_Header_Straight_1X*) (fp Pin_Header_Angled_1X*) (fp Socket_Strip_Straight_1X*) (fp Socket_Strip_Angled_1X*)) (fields (field (name Reference) J) (field (name Value) CONN_01X01)) (pins (pin (num 1) (name P1) (type passive)))) (libpart (lib "RC6502 Apple 1 SBC-cache") (part CONN_01X02) (footprints (fp Pin_Header_Straight_1X*) (fp Pin_Header_Angled_1X*) (fp Socket_Strip_Straight_1X*) (fp Socket_Strip_Angled_1X*)) (fields (field (name Reference) J) (field (name Value) CONN_01X02)) (pins (pin (num 1) (name P1) (type passive)) (pin (num 2) (name P2) (type passive)))) (libpart (lib "RC6502 Apple 1 SBC-cache") (part CONN_01X39) (footprints (fp Pin_Header_Straight_1X*) (fp Pin_Header_Angled_1X*) (fp Socket_Strip_Straight_1X*) (fp Socket_Strip_Angled_1X*)) (fields (field (name Reference) J) (field (name Value) CONN_01X39)) (pins (pin (num 1) (name P1) (type passive)) (pin (num 2) (name P2) (type passive)) (pin (num 3) (name P3) (type passive)) (pin (num 4) (name P4) (type passive)) (pin (num 5) (name P5) (type passive)) (pin (num 6) (name P6) (type passive)) (pin (num 7) (name P7) (type passive)) (pin (num 8) (name P8) (type passive)) (pin (num 9) (name P9) (type passive)) (pin (num 10) (name P10) (type passive)) (pin (num 11) (name P11) (type passive)) (pin (num 12) (name P12) (type passive)) (pin (num 13) (name P13) (type passive)) (pin (num 14) (name P14) (type passive)) (pin (num 15) (name P15) (type passive)) (pin (num 16) (name P16) (type passive)) (pin (num 17) (name P17) (type passive)) (pin (num 18) (name P18) (type passive)) (pin (num 19) (name P19) (type passive)) (pin (num 20) (name P20) (type passive)) (pin (num 21) (name P21) (type passive)) (pin (num 22) (name P22) (type passive)) (pin (num 23) (name P23) (type passive)) (pin (num 24) (name P24) (type passive)) (pin (num 25) (name P25) (type passive)) (pin (num 26) (name P26) (type passive)) (pin (num 27) (name P27) (type passive)) (pin (num 28) (name P28) (type passive)) (pin (num 29) (name P29) (type passive)) (pin (num 30) (name P30) (type passive)) (pin (num 31) (name P31) (type passive)) (pin (num 32) (name P32) (type passive)) (pin (num 33) (name P33) (type passive)) (pin (num 34) (name P34) (type passive)) (pin (num 35) (name P35) (type passive)) (pin (num 36) (name P36) (type passive)) (pin (num 37) (name P37) (type passive)) (pin (num 38) (name P38) (type passive)) (pin (num 39) (name P39) (type passive)))) (libpart (lib device) (part CP) (description "Polarised capacitor") (footprints (fp CP_*)) (fields (field (name Reference) C) (field (name Value) CP)) (pins (pin (num 1) (name ~) (type passive)) (pin (num 2) (name ~) (type passive)))) (libpart (lib "RC6502 Apple 1 SBC-cache") (part DGOF5S3) (aliases (alias ACO-xxxMHz) (alias GTXO-S14T) (alias TCXO-14)) (footprints (fp Oscillator*DIP*14*)) (fields (field (name Reference) X) (field (name Value) DGOF5S3) (field (name Footprint) Oscillators:Oscillator_DIP-14)) (pins (pin (num 1) (name NC) (type NotConnected)) (pin (num 7) (name GND) (type power_in)) (pin (num 8) (name OUT) (type output)) (pin (num 14) (name Vcc) (type power_in)))) (libpart (lib memory) (part HM62256BLP-7) (aliases (alias HM62256BLP-7SL)) (description "SRAM 32K x 8 bits, DIP28 600mil, 70ns") (footprints (fp DIP28*)) (fields (field (name Reference) U) (field (name Value) HM62256BLP-7) (field (name Footprint) DIP28)) (pins (pin (num 1) (name A14) (type input)) (pin (num 2) (name A12) (type input)) (pin (num 3) (name A7) (type input)) (pin (num 4) (name A6) (type input)) (pin (num 5) (name A5) (type input)) (pin (num 6) (name A4) (type input)) (pin (num 7) (name A3) (type input)) (pin (num 8) (name A2) (type input)) (pin (num 9) (name A1) (type input)) (pin (num 10) (name A0) (type input)) (pin (num 11) (name D0) (type 3state)) (pin (num 12) (name D1) (type 3state)) (pin (num 13) (name D2) (type 3state)) (pin (num 14) (name GND) (type power_in)) (pin (num 15) (name D3) (type 3state)) (pin (num 16) (name D4) (type 3state)) (pin (num 17) (name D5) (type 3state)) (pin (num 18) (name D6) (type 3state)) (pin (num 19) (name D7) (type 3state)) (pin (num 20) (name ~CS) (type input)) (pin (num 21) (name A10) (type input)) (pin (num 22) (name ~OE) (type input)) (pin (num 23) (name A11) (type input)) (pin (num 24) (name A9) (type input)) (pin (num 25) (name A8) (type input)) (pin (num 26) (name A13) (type input)) (pin (num 27) (name ~WE) (type input)) (pin (num 28) (name VCC) (type power_in)))) (libpart (lib device) (part Jumper_NC_Dual) (description "Dual Jumper, normally closed") (fields (field (name Reference) JP) (field (name Value) Jumper_NC_Dual)) (pins (pin (num 1) (name 1) (type passive)) (pin (num 2) (name 2) (type passive)) (pin (num 3) (name 3) (type passive)))) (libpart (lib device) (part Jumper_NC_Small) (description "Jumper, normally closed") (fields (field (name Reference) JP) (field (name Value) Jumper_NC_Small)) (pins (pin (num 1) (name 1) (type passive)) (pin (num 2) (name 2) (type passive)))) (libpart (lib device) (part LED) (description "LED generic") (footprints (fp LED*)) (fields (field (name Reference) D) (field (name Value) LED)) (pins (pin (num 1) (name K) (type passive)) (pin (num 2) (name A) (type passive)))) (libpart (lib linear) (part LM555) (aliases (alias ICM7555) (alias LMC555xM) (alias LMC555xMM) (alias LMC555xN) (alias TLC555CD) (alias TLC555CP) (alias TLC555CPS) (alias NA555) (alias NE555) (alias SE555) (alias SA555)) (description "Timer, DIP-8/SOIC-8/SSOP-8") (docs http://www.ti.com/lit/ds/symlink/lm555.pdf) (footprints (fp SOIC*3.9x4.9mm*Pitch1.27mm*) (fp DIP*W7.62mm*) (fp TSSOP*3x3mm*Pitch0.65mm*)) (fields 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