(export (version D)
  (design
    (source D:/GitHub/helios_dac/hardware/Kicad_PCB_helios/Helios.sch)
    (date "2019-05-19 20:21.20")
    (tool "Eeschema 4.0.7")
    (sheet (number 1) (name /) (tstamps /)
      (title_block
        (title Main)
        (company)
        (rev A)
        (date 2016-04-11)
        (source Helios.sch)
        (comment (number 1) (value ""))
        (comment (number 2) (value ""))
        (comment (number 3) (value ""))
        (comment (number 4) (value ""))))
    (sheet (number 2) (name "/Power Regulation/") (tstamps /56B1E50F/)
      (title_block
        (title "Power Supplies")
        (company)
        (rev A)
        (date)
        (source Power.sch)
        (comment (number 1) (value ""))
        (comment (number 2) (value ""))
        (comment (number 3) (value ""))
        (comment (number 4) (value ""))))
    (sheet (number 3) (name /DAC/) (tstamps /56B20B34/)
      (title_block
        (title "Digital to Analog Converter")
        (company)
        (rev A)
        (date)
        (source DAC.sch)
        (comment (number 1) (value ""))
        (comment (number 2) (value ""))
        (comment (number 3) (value ""))
        (comment (number 4) (value ""))))
    (sheet (number 4) (name /Amplifiers/) (tstamps /56B20B6E/)
      (title_block
        (title Amplifiers)
        (company)
        (rev A)
        (date)
        (source Amplifiers.sch)
        (comment (number 1) (value ""))
        (comment (number 2) (value ""))
        (comment (number 3) (value ""))
        (comment (number 4) (value ""))))
    (sheet (number 5) (name /Microcontroller/) (tstamps /56B20B20/)
      (title_block
        (title "Microcontroller ")
        (company)
        (rev A)
        (date)
        (source Microcontroller.sch)
        (comment (number 1) (value ""))
        (comment (number 2) (value ""))
        (comment (number 3) (value ""))
        (comment (number 4) (value "")))))
  (components
    (comp (ref P1)
      (value USB_B)
      (footprint Connect:USB_B)
      (libsource (lib Helios-rescue) (part USB_B-RESCUE-Helios))
      (sheetpath (names /) (tstamps /))
      (tstamp 56B1FF91))
    (comp (ref R1)
      (value 27)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /) (tstamps /))
      (tstamp 56B410A0))
    (comp (ref R3)
      (value 150)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /) (tstamps /))
      (tstamp 56C38472))
    (comp (ref R5)
      (value 150)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /) (tstamps /))
      (tstamp 573A414D))
    (comp (ref R7)
      (value 150)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /) (tstamps /))
      (tstamp 573A42B9))
    (comp (ref R8)
      (value 150)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /) (tstamps /))
      (tstamp 573A4422))
    (comp (ref R9)
      (value 150)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /) (tstamps /))
      (tstamp 573A45A8))
    (comp (ref R10)
      (value 150)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /) (tstamps /))
      (tstamp 573A471B))
    (comp (ref R11)
      (value 150)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /) (tstamps /))
      (tstamp 573A488F))
    (comp (ref R4)
      (value 150)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /) (tstamps /))
      (tstamp 573A4A10))
    (comp (ref R6)
      (value 150)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /) (tstamps /))
      (tstamp 573A4B98))
    (comp (ref R2)
      (value 27)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /) (tstamps /))
      (tstamp 573B2E7D))
    (comp (ref C2)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /) (tstamps /))
      (tstamp 573B8974))
    (comp (ref C3)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /) (tstamps /))
      (tstamp 573C2171))
    (comp (ref P2)
      (value CONN_01X25-SHIELD)
      (footprint personal:DB25)
      (libsource (lib "Personal library") (part CONN_01X25-SHIELD))
      (sheetpath (names /) (tstamps /))
      (tstamp 574F92C4))
    (comp (ref U1)
      (value IP4220CZ6)
      (footprint personal:SOT457)
      (libsource (lib "Personal library") (part IP4220CZ6))
      (sheetpath (names /) (tstamps /))
      (tstamp 575A01C5))
    (comp (ref C1)
      (value 4.7uF)
      (footprint Capacitors_SMD:c_elec_4x5.3)
      (libsource (lib device) (part C))
      (sheetpath (names /) (tstamps /))
      (tstamp 5759623B))
    (comp (ref L1)
      (value FILTER)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib Helios-cache) (part FILTER))
      (sheetpath (names /) (tstamps /))
      (tstamp 5761CE16))
    (comp (ref F1)
      (value F_Small)
      (footprint Resistors_SMD:R_1206)
      (libsource (lib Helios-cache) (part F_Small))
      (sheetpath (names /) (tstamps /))
      (tstamp 576231AD))
    (comp (ref U2)
      (value AP2114)
      (footprint TO_SOT_Packages_SMD:SOT-223)
      (libsource (lib "Personal library") (part AP2114))
      (sheetpath (names "/Power Regulation/") (tstamps /56B1E50F/))
      (tstamp 56B1EE67))
    (comp (ref R13)
      (value 150)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names "/Power Regulation/") (tstamps /56B1E50F/))
      (tstamp 56EC07CE))
    (comp (ref U4)
      (value ISA_DC-DC_converter)
      (footprint personal:10-SMD-6)
      (libsource (lib "Personal library") (part ISA_DC-DC_converter))
      (sheetpath (names "/Power Regulation/") (tstamps /56B1E50F/))
      (tstamp 5739096E))
    (comp (ref C8)
      (value 4.7uF)
      (footprint Capacitors_SMD:c_elec_4x5.3)
      (libsource (lib device) (part C))
      (sheetpath (names "/Power Regulation/") (tstamps /56B1E50F/))
      (tstamp 57390D8D))
    (comp (ref C9)
      (value 4.7uF)
      (footprint Capacitors_SMD:c_elec_4x5.3)
      (libsource (lib device) (part C))
      (sheetpath (names "/Power Regulation/") (tstamps /56B1E50F/))
      (tstamp 57390DDD))
    (comp (ref C6)
      (value 4.7uF)
      (footprint Capacitors_SMD:c_elec_4x5.3)
      (libsource (lib device) (part C))
      (sheetpath (names "/Power Regulation/") (tstamps /56B1E50F/))
      (tstamp 57365067))
    (comp (ref C4)
      (value 4.7uF)
      (footprint Capacitors_SMD:c_elec_4x5.3)
      (libsource (lib device) (part C))
      (sheetpath (names "/Power Regulation/") (tstamps /56B1E50F/))
      (tstamp 573A56B9))
    (comp (ref U3)
      (value AN431B)
      (footprint TO_SOT_Packages_SMD:SOT-23)
      (libsource (lib "Personal library") (part AN431B))
      (sheetpath (names "/Power Regulation/") (tstamps /56B1E50F/))
      (tstamp 575BF24E))
    (comp (ref R12)
      (value 150)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names "/Power Regulation/") (tstamps /56B1E50F/))
      (tstamp 575C427B))
    (comp (ref L2)
      (value FILTER)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib Helios-cache) (part FILTER))
      (sheetpath (names "/Power Regulation/") (tstamps /56B1E50F/))
      (tstamp 578632B6))
    (comp (ref C7)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names "/Power Regulation/") (tstamps /56B1E50F/))
      (tstamp 57863537))
    (comp (ref U5)
      (value DAC084S085C)
      (footprint personal:MSOP-10_3x3mm_Pitch0.5mm)
      (libsource (lib "Personal library") (part DAC084S085C))
      (sheetpath (names /DAC/) (tstamps /56B20B34/))
      (tstamp 56B20C0A))
    (comp (ref C10)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /DAC/) (tstamps /56B20B34/))
      (tstamp 56B32431))
    (comp (ref C11)
      (value 4.7uF)
      (footprint Capacitors_SMD:c_elec_4x5.3)
      (libsource (lib device) (part C))
      (sheetpath (names /DAC/) (tstamps /56B20B34/))
      (tstamp 573A519D))
    (comp (ref C12)
      (value 13pF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /DAC/) (tstamps /56B20B34/))
      (tstamp 57580D1C))
    (comp (ref R14)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56D616A3))
    (comp (ref R15)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56D61761))
    (comp (ref R32)
      (value 5.11k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56D64139))
    (comp (ref R31)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56D64552))
    (comp (ref U8)
      (value TL084_v)
      (footprint personal:TSSOP-14_4.4x5mm_Pitch0.65mm)
      (libsource (lib "Personal library") (part TL084_v))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56E9E17A))
    (comp (ref R22)
      (value 1.65k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56E9EF21))
    (comp (ref R23)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56E9F016))
    (comp (ref R35)
      (value 1.65k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56E9FFFA))
    (comp (ref R37)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56EA006D))
    (comp (ref R39)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56EA00D3))
    (comp (ref R43)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56EA0166))
    (comp (ref R38)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56EA3061))
    (comp (ref R40)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56EA3067))
    (comp (ref R44)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56EA306D))
    (comp (ref R36)
      (value 1.65k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56EA31F4))
    (comp (ref C13)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C_Small))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56ECBD65))
    (comp (ref U7)
      (value LM358)
      (footprint personal:SOIC-8_3.9x4.9mm_Pitch1.27mm)
      (libsource (lib linear) (part LM358))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56FC6EA1))
    (comp (ref U6)
      (value TL084_v)
      (footprint personal:TSSOP-14_4.4x5mm_Pitch0.65mm)
      (libsource (lib "Personal library") (part TL084_v))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 56FAD544))
    (comp (ref C15)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C_Small))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 573BFA33))
    (comp (ref C17)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C_Small))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 573BFAB5))
    (comp (ref C18)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C_Small))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 573BFB44))
    (comp (ref C16)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C_Small))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 573BFBDC))
    (comp (ref C14)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C_Small))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 573BFC77))
    (comp (ref R18)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 579295F0))
    (comp (ref R20)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 57929951))
    (comp (ref R25)
      (value 5.11k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 5792B7D6))
    (comp (ref R16)
      (value 5.11k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 5792BB97))
    (comp (ref R17)
      (value 5.11k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 5792BC58))
    (comp (ref R42)
      (value 5.11k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 5792DB91))
    (comp (ref R41)
      (value 5.11k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 5792E8EC))
    (comp (ref R30)
      (value 5.11k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 5792FE80))
    (comp (ref R24)
      (value 5.11k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 5792BAB3))
    (comp (ref R27)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 57AF24F3))
    (comp (ref R26)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 57AF25A3))
    (comp (ref R19)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 57AF2670))
    (comp (ref R21)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 57AF2772))
    (comp (ref R28)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 57AF2833))
    (comp (ref R29)
      (value 10k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 57AF2917))
    (comp (ref R34)
      (value 1.65k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 5CE1E9E1))
    (comp (ref R33)
      (value 1.65k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Amplifiers/) (tstamps /56B20B6E/))
      (tstamp 5CE1F102))
    (comp (ref U9)
      (value ATSAM4S)
      (footprint personal:LQFP-64_10x10mm_Pitch0.5mm)
      (libsource (lib "Personal library") (part ATSAM4S))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 56B20B8A))
    (comp (ref C21)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 56B26047))
    (comp (ref C24)
      (value 4.7uF)
      (footprint Capacitors_SMD:c_elec_4x5.3)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 56B263C7))
    (comp (ref C29)
      (value 13pF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 56B28036))
    (comp (ref C31)
      (value 13pF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 56B2808A))
    (comp (ref D1)
      (value Led_Small)
      (footprint LEDs:LED_0603)
      (libsource (lib Helios-cache) (part Led_Small))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 56BC8AF6))
    (comp (ref D2)
      (value Led_Small)
      (footprint LEDs:LED_0603)
      (libsource (lib Helios-cache) (part Led_Small))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 56BC8E49))
    (comp (ref R47)
      (value 1.65k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 56BC9811))
    (comp (ref R46)
      (value 1.65k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 56BC99C9))
    (comp (ref C30)
      (value 4.7uF)
      (footprint Capacitors_SMD:c_elec_4x5.3)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 573924C5))
    (comp (ref C23)
      (value 4.7uF)
      (footprint Capacitors_SMD:c_elec_4x5.3)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 573A58D9))
    (comp (ref C25)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 573BE091))
    (comp (ref C27)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 573BE0E9))
    (comp (ref C26)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 573BE1A6))
    (comp (ref C28)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 573BE20D))
    (comp (ref C22)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 573BE289))
    (comp (ref C20)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 573BE2F6))
    (comp (ref C19)
      (value 100nF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 573BE34A))
    (comp (ref Y1)
      (value "16MHz 18pF")
      (footprint Crystals:Crystal_HC49-SD_SMD)
      (fields
        (field (name Part) ABLS-16.000MHZ-D-4-T))
      (libsource (lib device) (part Crystal))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 5759525A))
    (comp (ref C32)
      (value 13pF)
      (footprint Capacitors_SMD:C_0402)
      (libsource (lib device) (part C))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 575B717E))
    (comp (ref R45)
      (value 1.65k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 57603E8D))
    (comp (ref R48)
      (value 1.65k)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib device) (part R))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 57603EE8))
    (comp (ref L3)
      (value FILTER)
      (footprint Resistors_SMD:R_0603)
      (libsource (lib Helios-cache) (part FILTER))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 5761B352))
    (comp (ref ERASE1)
      (value CONN_01X02)
      (footprint Connect:PINHEAD1-2)
      (libsource (lib Helios-cache) (part CONN_01X02))
      (sheetpath (names /Microcontroller/) (tstamps /56B20B20/))
      (tstamp 5792C984)))
  (libparts
    (libpart (lib "Personal library") (part AN431B)
      (description "2.503 Voltage reference")
      (fields
        (field (name Reference) U)
        (field (name Value) AN431B))
      (pins
        (pin (num 1) (name Cathode) (type input))
        (pin (num 2) (name Ref) (type input))
        (pin (num 3) (name Anode) (type input))))
    (libpart (lib "Personal library") (part AP2114)
      (description "AP2114 Low noise CMOS LDO regulator")
      (footprints
        (fp SOT-223))
      (fields
        (field (name Reference) U)
        (field (name Value) AP2114))
      (pins
        (pin (num 1) (name GND) (type passive))
        (pin (num 2) (name VOUT) (type power_out))
        (pin (num 3) (name VIN) (type power_in))))
    (libpart (lib "Personal library") (part ATSAM4S)
      (description "Atmel microcontroller")
      (fields
        (field (name Reference) U)
        (field (name Value) ATSAM4S))
      (pins
        (pin (num 1) (name ADVREF) (type input))
        (pin (num 2) (name GND) (type input))
        (pin (num 3) (name PB0/AD4) (type input))
        (pin (num 4) (name PB1/AD5) (type input))
        (pin (num 5) (name PB2/AD6) (type input))
        (pin (num 6) (name PB3/AD7) (type input))
        (pin (num 7) (name VDDIN) (type input))
        (pin (num 8) (name VDDOUT) (type input))
        (pin (num 9) (name PA17/PGMD5/AD0) (type input))
        (pin (num 10) (name PA18/PGMD6/AD1) (type input))
        (pin (num 11) (name PA21/PGMD9/AD8) (type input))
        (pin (num 12) (name VDDCORE) (type input))
        (pin (num 13) (name PA19/PGMD7/AD2) (type input))
        (pin (num 14) (name PA22/PGMD10/AD9) (type input))
        (pin (num 15) (name PA23/PGMD11) (type input))
        (pin (num 16) (name PA20/PGMD8/AD3) (type passive))
        (pin (num 17) (name GND) (type input))
        (pin (num 18) (name VDDIO) (type input))
        (pin (num 19) (name PA16/PGMD4) (type input))
        (pin (num 20) (name PA15/PGMD3) (type input))
        (pin (num 21) (name PA14/PGMD2) (type passive))
        (pin (num 22) (name PA13/PGMD1) (type passive))
        (pin (num 23) (name PA24/PGMD12) (type input))
        (pin (num 24) (name VDDCORE) (type input))
        (pin (num 25) (name PA25/PGMD13) (type input))
        (pin (num 26) (name PA26/PGMD14) (type passive))
        (pin (num 27) (name PA12/PGMD0) (type passive))
        (pin (num 28) (name PA11/PGMM3) (type passive))
        (pin (num 29) (name PA10/PGMM2) (type input))
        (pin (num 30) (name PA9/PGMM1) (type input))
        (pin (num 31) (name PA8/XOUT32/PGMM0) (type input))
        (pin (num 32) (name PA7/XIN32/PGMNVALID) (type input))
        (pin (num 33) (name TDI/PB4) (type input))
        (pin (num 34) (name PA6/PGMNOE) (type input))
        (pin (num 35) (name PA5/PGMRDY) (type input))
        (pin (num 36) (name PA4/PGMNCMD) (type input))
        (pin (num 37) (name PA27/PGMD15) (type input))
        (pin (num 38) (name PA28) (type input))
        (pin (num 39) (name NRST) (type input))
        (pin (num 40) (name TST) (type input))
        (pin (num 41) (name PA29) (type input))
        (pin (num 42) (name PA30) (type input))
        (pin (num 43) (name PA3) (type input))
        (pin (num 44) (name PA2/PGMEN2) (type input))
        (pin (num 45) (name VDDIO) (type input))
        (pin (num 46) (name GND) (type input))
        (pin (num 47) (name PA1/PGMEN1) (type input))
        (pin (num 48) (name PA0/PGMEN0) (type input))
        (pin (num 49) (name TDO/TRACESWO/PB5) (type input))
        (pin (num 50) (name JTAGSEL) (type input))
        (pin (num 51) (name TMS/SWDIO/PB6) (type input))
        (pin (num 52) (name PA31) (type input))
        (pin (num 53) (name TCK/SWCLK/PB7) (type input))
        (pin (num 54) (name VDDCORE) (type input))
        (pin (num 55) (name ERASE/PB12) (type input))
        (pin (num 56) (name DDM/PB10) (type input))
        (pin (num 57) (name DDP/PB11) (type input))
        (pin (num 58) (name VDDIO) (type input))
        (pin (num 59) (name PB13/DAC0) (type input))
        (pin (num 60) (name GND) (type input))
        (pin (num 61) (name XOUT/PB8) (type input))
        (pin (num 62) (name XIN/PGMCK/PB9) (type input))
        (pin (num 63) (name PB14/DAC1) (type input))
        (pin (num 64) (name VDDPLL) (type input))))
    (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 Helios-cache) (part CONN_01X02)
      (footprints
        (fp Pin_Header_Straight_1X02)
        (fp Pin_Header_Angled_1X02)
        (fp Socket_Strip_Straight_1X02)
        (fp Socket_Strip_Angled_1X02))
      (fields
        (field (name Reference) P)
        (field (name Value) CONN_01X02))
      (pins
        (pin (num 1) (name P1) (type passive))
        (pin (num 2) (name P2) (type passive))))
    (libpart (lib "Personal library") (part CONN_01X25-SHIELD)
      (description "Connector 01x25")
      (footprints
        (fp Pin_Header_Straight_1X25)
        (fp Pin_Header_Angled_1X25)
        (fp Socket_Strip_Straight_1X25)
        (fp Socket_Strip_Angled_1X25))
      (fields
        (field (name Reference) P)
        (field (name Value) CONN_01X25-SHIELD))
      (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 Shield) (type input))))
    (libpart (lib device) (part C_Small)
      (description "Unpolarized capacitor")
      (footprints
        (fp C_*))
      (fields
        (field (name Reference) C)
        (field (name Value) C_Small))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))))
    (libpart (lib device) (part Crystal)
      (description "Two pin crystal")
      (footprints
        (fp Crystal*))
      (fields
        (field (name Reference) Y)
        (field (name Value) Crystal))
      (pins
        (pin (num 1) (name 1) (type passive))
        (pin (num 2) (name 2) (type passive))))
    (libpart (lib "Personal library") (part DAC084S085C)
      (fields
        (field (name Reference) U)
        (field (name Value) DAC084S085C))
      (pins
        (pin (num 1) (name Va) (type input))
        (pin (num 2) (name Vouta) (type input))
        (pin (num 3) (name Voutb) (type input))
        (pin (num 4) (name Voutc) (type input))
        (pin (num 5) (name Voutd) (type input))
        (pin (num 6) (name GND) (type input))
        (pin (num 7) (name Vrefin) (type input))
        (pin (num 8) (name Din) (type input))
        (pin (num 9) (name !SYNC) (type input))
        (pin (num 10) (name SCLK) (type input))))
    (libpart (lib Helios-cache) (part FILTER)
      (fields
        (field (name Reference) FB)
        (field (name Value) FILTER))
      (pins
        (pin (num 1) (name 1) (type passive))
        (pin (num 2) (name 2) (type passive))))
    (libpart (lib Helios-cache) (part F_Small)
      (footprints
        (fp CP*)
        (fp SM*))
      (fields
        (field (name Reference) F)
        (field (name Value) F_Small))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))))
    (libpart (lib "Personal library") (part IP4220CZ6)
      (fields
        (field (name Reference) U)
        (field (name Value) IP4220CZ6))
      (pins
        (pin (num 1) (name IO1) (type passive))
        (pin (num 2) (name GND) (type passive))
        (pin (num 3) (name IO2) (type passive))
        (pin (num 4) (name IO3) (type passive))
        (pin (num 5) (name Vp) (type passive))
        (pin (num 6) (name IO4) (type passive))))
    (libpart (lib "Personal library") (part ISA_DC-DC_converter)
      (description "SMPS double supply")
      (fields
        (field (name Reference) U)
        (field (name Value) ISA_DC-DC_converter))
      (pins
        (pin (num 1) (name GND) (type power_in))
        (pin (num 2) (name +Vin) (type power_in))
        (pin (num 4) (name 0V) (type power_out))
        (pin (num 5) (name -Vout) (type power_out))
        (pin (num 7) (name +Vout) (type power_out))
        (pin (num 10) (name NC) (type input))))
    (libpart (lib linear) (part LM2904)
      (aliases
        (alias LM358)
        (alias AD8620)
        (alias LMC6062)
        (alias LMC6082)
        (alias TL062)
        (alias TL072)
        (alias TL082)
        (alias NE5532)
        (alias SA5532)
        (alias RC4558)
        (alias RC4560)
        (alias RC4580)
        (alias LMV358)
        (alias TS912)
        (alias TSV912IDT)
        (alias TSV912IST)
        (alias TLC272)
        (alias TLC277)
        (alias MCP602)
        (alias OPA2134)
        (alias OPA2340)
        (alias OPA2376xxD)
        (alias OPA2376xxDGK)
        (alias MC33078)
        (alias MC33178)
        (alias LM4562)
        (alias OP249)
        (alias OP275)
        (alias ADA4075-2)
        (alias MCP6002-xP)
        (alias MCP6002-xSN)
        (alias MCP6002-xMS)
        (alias LM7332)
        (alias OPA2333xxD)
        (alias OPA2333xxDGK)
        (alias LMC6482)
        (alias LT1492)
        (alias LTC6081xMS8)
        (alias LM6172)
        (alias MCP6L92)
        (alias NJM2043)
        (alias NJM2114)
        (alias NJM4556A)
        (alias NJM4558)
        (alias NJM4559)
        (alias NJM4560)
        (alias NJM4580)
        (alias NJM5532)
        (alias ADA4807-2ARM)
        (alias OPA2691))
      (description "Dual Operational Amplifiers, DIP-8/SOIC-8/TSSOP-8/VSSOP-8")
      (docs http://www.ti.com/lit/ds/symlink/lm358.pdf)
      (footprints
        (fp SOIC*3.9x4.9mm*Pitch1.27mm*)
        (fp DIP*W7.62mm*)
        (fp TO*99*)
        (fp OnSemi*Micro8*)
        (fp TSSOP*3x3mm*Pitch0.65mm*)
        (fp TSSOP*4.4x3mm*Pitch0.65mm*)
        (fp MSOP*3x3mm*Pitch0.65mm*)
        (fp SSOP*3.9x4.9mm*Pitch0.635mm*)
        (fp LFCSP*2x2mm*Pitch0.5mm*)
        (fp *SIP*)
        (fp SOIC*5.3x6.2mm*Pitch1.27mm*))
      (fields
        (field (name Reference) U)
        (field (name Value) LM2904))
      (pins
        (pin (num 1) (name ~) (type output))
        (pin (num 2) (name -) (type input))
        (pin (num 3) (name +) (type input))
        (pin (num 4) (name V-) (type power_in))
        (pin (num 5) (name +) (type input))
        (pin (num 6) (name -) (type input))
        (pin (num 7) (name ~) (type output))
        (pin (num 8) (name V+) (type power_in))))
    (libpart (lib Helios-cache) (part Led_Small)
      (footprints
        (fp CP*)
        (fp SM*))
      (fields
        (field (name Reference) D)
        (field (name Value) Led_Small))
      (pins
        (pin (num 1) (name K) (type passive))
        (pin (num 2) (name A) (type passive))))
    (libpart (lib device) (part R)
      (description Resistor)
      (footprints
        (fp R_*)
        (fp R_*))
      (fields
        (field (name Reference) R)
        (field (name Value) R))
      (pins
        (pin (num 1) (name ~) (type passive))
        (pin (num 2) (name ~) (type passive))))
    (libpart (lib "Personal library") (part TL084_v)
      (description "TL084 Quad Op Amp")
      (fields
        (field (name Reference) U)
        (field (name Value) TL084_v))
      (pins
        (pin (num 1) (name Out) (type output))
        (pin (num 2) (name -In) (type input))
        (pin (num 3) (name +In) (type input))
        (pin (num 4) (name Vcc) (type power_in))
        (pin (num 5) (name +In) (type input))
        (pin (num 6) (name -In) (type input))
        (pin (num 7) (name Out) (type output))
        (pin (num 8) (name Out) (type output))
        (pin (num 9) (name -In) (type input))
        (pin (num 10) (name +In) (type input))
        (pin (num 11) (name Vee) (type power_in))
        (pin (num 12) (name +In) (type input))
        (pin (num 13) (name -In) (type input))
        (pin (num 14) (name Out) (type output))))
    (libpart (lib Helios-rescue) (part USB_B-RESCUE-Helios)
      (footprints
        (fp USB*))
      (fields
        (field (name Reference) P)
        (field (name Value) USB_B-RESCUE-Helios))
      (pins
        (pin (num 1) (name VCC) (type power_out))
        (pin (num 2) (name D-) (type passive))
        (pin (num 3) (name D+) (type passive))
        (pin (num 4) (name GND) (type power_in))
        (pin (num 5) (name shield) (type passive)))))
  (libraries
    (library (logical device)
      (uri "C:\\Program Files\\KiCad\\share\\kicad\\library\\device.lib"))
    (library (logical Helios-rescue)
      (uri D:\GitHub\helios_dac\hardware\Kicad_PCB_helios\Helios-rescue.lib))
    (library (logical linear)
      (uri "C:\\Program Files\\KiCad\\share\\kicad\\library\\linear.lib"))
    (library (logical Helios-cache)
      (uri D:\GitHub\helios_dac\hardware\Kicad_PCB_helios\Helios-cache.lib))
    (library (logical "Personal library")
      (uri "D:\\GitHub\\helios_dac\\hardware\\Kicad_PCB_helios\\library\\Personal library.lib")))
  (nets
    (net (code 1) (name /R)
      (node (ref R16) (pin 2))
      (node (ref U5) (pin 5)))
    (net (code 2) (name /MOSI)
      (node (ref U5) (pin 8))
      (node (ref U9) (pin 22)))
    (net (code 3) (name /!SYNC)
      (node (ref U5) (pin 9))
      (node (ref U9) (pin 28)))
    (net (code 4) (name /SCLK)
      (node (ref U5) (pin 10))
      (node (ref U9) (pin 21)))
    (net (code 5) (name /Int)
      (node (ref U5) (pin 2))
      (node (ref R25) (pin 2)))
    (net (code 6) (name /B)
      (node (ref U5) (pin 3))
      (node (ref R17) (pin 2)))
    (net (code 7) (name /G)
      (node (ref R24) (pin 2))
      (node (ref U5) (pin 4)))
    (net (code 8) (name /Y)
      (node (ref U9) (pin 63))
      (node (ref R36) (pin 2)))
    (net (code 9) (name /X)
      (node (ref U9) (pin 59))
      (node (ref R35) (pin 2)))
    (net (code 10) (name /+Y)
      (node (ref U8) (pin 7))
      (node (ref R44) (pin 1))
      (node (ref R5) (pin 2)))
    (net (code 11) (name /+9V)
      (node (ref C8) (pin 1))
      (node (ref C15) (pin 2))
      (node (ref U4) (pin 7))
      (node (ref U8) (pin 4))
      (node (ref C17) (pin 2))
      (node (ref U7) (pin 8))
      (node (ref C13) (pin 2))
      (node (ref U6) (pin 4)))
    (net (code 12) (name /+B)
      (node (ref R10) (pin 2))
      (node (ref U6) (pin 7))
      (node (ref R21) (pin 1)))
    (net (code 13) (name /+G)
      (node (ref R29) (pin 1))
      (node (ref U6) (pin 8))
      (node (ref R9) (pin 2)))
    (net (code 14) (name /+X)
      (node (ref U8) (pin 14))
      (node (ref R43) (pin 1))
      (node (ref R3) (pin 2)))
    (net (code 15) (name /-Y)
      (node (ref R38) (pin 1))
      (node (ref U8) (pin 1))
      (node (ref R40) (pin 2))
      (node (ref R6) (pin 2)))
    (net (code 16) (name /-X)
      (node (ref R4) (pin 2))
      (node (ref U8) (pin 8))
      (node (ref R39) (pin 2))
      (node (ref R37) (pin 1)))
    (net (code 17) (name /+R)
      (node (ref R8) (pin 2))
      (node (ref U6) (pin 14))
      (node (ref R20) (pin 1)))
    (net (code 18) (name /+Int)
      (node (ref R28) (pin 1))
      (node (ref R7) (pin 2))
      (node (ref U6) (pin 1)))
    (net (code 19) (name "Net-(U1-Pad6)")
      (node (ref U1) (pin 6)))
    (net (code 20) (name "Net-(U1-Pad4)")
      (node (ref U1) (pin 4)))
    (net (code 21) (name GND)
      (node (ref U9) (pin 2))
      (node (ref C12) (pin 1))
      (node (ref C16) (pin 1))
      (node (ref R19) (pin 2))
      (node (ref R42) (pin 2))
      (node (ref R26) (pin 2))
      (node (ref R27) (pin 2))
      (node (ref R41) (pin 2))
      (node (ref C11) (pin 2))
      (node (ref D2) (pin 1))
      (node (ref D1) (pin 1))
      (node (ref C32) (pin 2))
      (node (ref C23) (pin 2))
      (node (ref C13) (pin 1))
      (node (ref C22) (pin 2))
      (node (ref C20) (pin 2))
      (node (ref C19) (pin 2))
      (node (ref C21) (pin 2))
      (node (ref R23) (pin 2))
      (node (ref U5) (pin 6))
      (node (ref U9) (pin 60))
      (node (ref U9) (pin 40))
      (node (ref U9) (pin 46))
      (node (ref C10) (pin 2))
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      (node (ref U9) (pin 26)))
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      (node (ref C30) (pin 1))
      (node (ref C28) (pin 1))
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      (node (ref R30) (pin 1)))
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      (node (ref U7) (pin 1)))
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    (net (code 113) (name "Net-(R35-Pad1)")
      (node (ref R37) (pin 2))
      (node (ref R35) (pin 1))
      (node (ref U8) (pin 9)))))