diff --git a/pkg/schema/schema.py b/pkg/schema/schema.py
new file mode 100644
index 0000000..3212e97
--- /dev/null
+++ b/pkg/schema/schema.py
@@ -0,0 +1,202 @@
+import skidl
+from skidl import *
+
+def init():
+    _ = skidl.\
+        X
+def main():
+    vin = Net("3.3в")
+    gnd = Net("GND")
+    xl4016_fb = Net("XL4016 fb pin")
+    vkl = Net("Вкл")
+    vfb = Net("Обратная связь")
+    mk_onoff = Net("МК OnOff")
+    Nets = Interface(vin=vin,gnd=gnd,xl4016_fb=xl4016_fb,vkl=vkl,vfb=vfb,mk_onoff=mk_onoff)
+    n = Nets
+    ESP32 = Part("RF_Module","ESP32-WROOM-32",TEMPLATE,footprint="RF_Module:ESP32-WROOM-32")
+    Клема = Part("Connector_Generic","Conn_01x01",TEMPLATE,footprint="Connector_PinHeader_2.54mm:PinHeader_1x01_P2.54mm_Vertical")
+    tr_fet = Part("Transistor_FET","BSS138",TEMPLATE,footprint="SOT-23_Handsoldering")
+    r = Part("Device","R",TEMPLATE,footprint="Resistor_SMD:R_0805_2012Metric")
+    r_jmp = Part("Device","R",TEMPLATE,footprint="Resistor_SMD:R_1206_3216Metric")
+    r_jmp_big = Part("Device","R",TEMPLATE,footprint="Resistor_SMD:R_1812_4532Metric")
+    diode = Part("Diode","1N4001",TEMPLATE,footprint="Diode_SMD:D_0805_2012Metric")
+    stabilitron = Part("Device","D_Zener",TEMPLATE,footprint="Diode_SMD:D_0805_2012Metric")
+    condensator = Part("Device","C",TEMPLATE,footprint="Capacitor_SMD:C_0805_2012Metric")
+    conn2 = Part("Connector_Generic","Conn_01x02",TEMPLATE,footprint="Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical")
+    conn3 = Part("Connector_Generic","Conn_01x03",TEMPLATE,footprint="Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical")
+    conn3_big = Part("Connector_Generic","Conn_01x03",TEMPLATE,footprint="Package_TO_SOT_THT:TO-3P-3_Vertical")
+    conn4 = Part("Connector_Generic","Conn_01x04",TEMPLATE,footprint="Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Vertical")
+    Parts = Interface(ESP32=ESP32,Клема=Клема,tr_fet=tr_fet,r=r,r_jmp=r_jmp,r_jmp_big=r_jmp_big,condensator=condensator,diode=diode,stabilitron=stabilitron,conn2=conn2,conn3=conn3,conn3_big=conn3_big,conn4=conn4)
+    p = Parts
+    dcdc_3_3_v(Nets,Parts)
+    n.\
+        gnd & p.\
+        r_jmp_big(ref="main_gnd",value="0") & n.\
+        gnd
+    esp32 = NewESP32(Nets,Parts)
+    xl4016_driver(Nets,Parts,mk_vkl_net=esp32["IO18"],mk_yark_net=esp32["IO19"])
+    z1 = NewPinZaschita(name="z1",n=n,p=p)
+    dvizh_verh = NewDvizh(name="dvizh_verh",n=n,p=p)
+    dvizh_verh.\
+        out & z1.\
+        i
+    z1.\
+        o & esp32["IO4"]
+    z1.\
+        g & n.\
+        gnd
+    z2 = NewPinZaschita(name="z2",n=n,p=p)
+    dvizh_niz = NewDvizh(name="dvizh_niz",n=n,p=p)
+    dvizh_niz.\
+        out & z2.\
+        i
+    z2.\
+        o & esp32["IO16"]
+    z2.\
+        g & n.\
+        gnd
+    generate_netlist()
+@subcircuit
+def NewESP32(n,p):
+    esp32 = p.\
+        ESP32(ref="ESP32",value=" ")
+    lgnd = n.\
+        gnd
+    lvin = n.\
+        vin
+    esp32["GND"] += lgnd
+    lgnd & n.\
+        gnd
+    esp32["VDD"] += lvin
+    lvin & n.\
+        vin
+    esp32["VDD"] & p.\
+        r(ref="r_esp32_en",value="10k") & esp32["EN"]
+    z1 = NewPinZaschita(name="esp32_z1",n=n,p=p)
+    z2 = NewPinZaschita(name="esp32_z2",n=n,p=p)
+    z3 = NewPinZaschita(name="esp32_z3",n=n,p=p)
+    z4 = NewPinZaschita(name="esp32_z4",n=n,p=p)
+    rxtx = p.\
+        conn4(ref="rxtx",value=" ")
+    rxtx[1] & z1.\
+        i
+    z1.\
+        o & esp32["RXD0/IO3"]
+    z1.\
+        g & lgnd
+    rxtx[2] & z2.\
+        i
+    z2.\
+        o & esp32["TXD0/IO1"]
+    z2.\
+        g & lgnd
+    rxtx[3] & z3.\
+        i
+    z3.\
+        o & esp32["EN"]
+    z3.\
+        g & lgnd
+    rxtx[4] & z4.\
+        i
+    z4.\
+        o & esp32["IO0"]
+    z4.\
+        g & lgnd
+    vin_gnd = p.\
+        conn2(ref="vin_gnd",value=" ")
+    vin_gnd[1] & lvin
+    vin_gnd[2] & lgnd
+    return esp32
+@subcircuit
+def xl4016_driver(n,p,mk_vkl_net,mk_yark_net):
+    tr_mk = p.\
+        tr_fet(ref="tr_mk",value="тр МК")
+    tr_yark = p.\
+        tr_fet(ref="tr_yark",value="тр ярк P-тип")
+    d_vkl = p.\
+        diode(ref="d_vkl",value="диод вкл")
+    k_vfb = p.\
+        Клема(ref="k_vfb",value=" ")
+    k_xl4016_fb = p.\
+        Клема(ref="k_xl4016_fb",value=" ")
+    k_xl4016_fb & tr_mk["S"]
+    k_vfb & n.\
+        vfb
+    vkl_iface = p.\
+        conn2(ref="vkl_iface",value="Вкл")
+    n.\
+        vkl & vkl_iface & n.\
+        vin
+    r_fb = p.\
+        r(ref="r_fb",value="100k")
+    r_mk = p.\
+        r(ref="r_mk",value="10k")
+    n.\
+        vin & r_fb & tr_mk["S"]
+    n.\
+        xl4016_fb & tr_mk["S"]
+    tr_mk["D"] & n.\
+        vfb
+    tr_mk["G"] & r_mk & n.\
+        gnd
+    tr_mk["G"] & mk_vkl_net
+    n.\
+        vkl & d_vkl & tr_mk["G"]
+    tr_yark["G"] & n.\
+        vkl
+    mk_yark_net & tr_yark["S"]
+    r_diode = p.\
+        r(ref="r_yark_pre_diode",value="100")
+    diode = p.\
+        diode(ref="yark_diode",value=" ")
+    tr_yark["D"] & r_diode & diode & n.\
+        vfb
+    r_tr_g_yark = p.\
+        r(ref="r_tr_g_yark",value="10k")
+    n.\
+        vkl & r_tr_g_yark & n.\
+        gnd
+@subcircuit
+def dcdc_3_3_v(n,p):
+    high_vin = p.\
+        conn2(ref="high_vin",value="24В")
+    lgnd = n.\
+        gnd
+    dcdc = p.\
+        conn4(ref="dcdc",value="3.3В")
+    dcdc[1] & n.\
+        vin
+    dcdc[2] & lgnd & n.\
+        gnd
+    dcdc[3] & high_vin & lgnd
+@package
+def NewDvizh(out,name,n,p):
+    d = p.\
+        conn3_big(ref=name,value=" ")
+    d[1] & n.\
+        vin
+    d[2] & out
+    d[3] & n.\
+        gnd
+@package
+def NewPinZaschita(i,o,g,name,n,p):
+    r = p.\
+        r(ref=name + "_r_in",value="1k")
+    d_vin = p.\
+        diode(ref=name + "_d_vin",value=" ")
+    d_gnd = p.\
+        diode(ref=name + "_d_gnd",value=" ")
+    stabil = p.\
+        stabilitron(ref=name + "_stabil",value=" ")
+    cond = p.\
+        condensator(ref=name + "_cond",value=" ")
+    i & p.\
+        r_jmp_big(ref=name + "_rj1",value="0") & r
+    r & d_vin & n.\
+        vin
+    r & d_gnd & g
+    r & stabil & g
+    r & cond & g
+    r & p.\
+        r_jmp_big(ref=name + "_rj2",value="0") & o
+main()