--- /dev/null
+Comment,Designator,Footprint,LCSC\r
+ATmega644P-20M,U1,QFN-44-1EP_7x7mm_P0.5mm_EP5.2x5.2mm,C1340386\r
+10R,R4,R_0805_2012Metric_Pad1.20x1.40mm_HandSolder,C136598\r
+470K,"R13,R17",R_0402_1005Metric,C137976\r
+100n,"C12,C14,C15,C17,C6,C7,C8,C9",C_0402_1005Metric,C1525\r
+10u,C18,C_0402_1005Metric,C15525\r
+100uH,L1,L_Changjiang_FNR5020S,C167947\r
+32.768kHz,Y2,Crystal_SMD_3215-2Pin_3.2x1.5mm,C182057\r
+CH340K,U4,ESSOP-10,C18208922\r
+ISP,J3,PinHeader_2x03_P2.54mm_Vertical_SMD,C192301\r
+100R,"R15,R16",R_0402_1005Metric,C25076\r
+100K,"R10,R11",R_0402_1005Metric,C25741\r
+15K,R6,R_0402_1005Metric,C25756\r
+BM8563EMA,U5,MSOP-8_3x3mm_P0.65mm,C269878\r
+RB161QS-40T18R,D6,D_0402_1005Metric_Pad0.77x0.64mm_HandSolder,C2837790\r
+560R,"R1,R2,R3",R_0805_2012Metric_Pad1.20x1.40mm_HandSolder,C28636\r
+push-button-smd-4pin-4.5x4.5mm-black,SW2,push-button-smd-4pin-4.5x4.5mm-black-small,C2886899\r
+push-button-smd-4pin-4.5x4.5mm-red,SW1,push-button-smd-4pin-4.5x4.5mm-red-small,C2886902\r
+USB-C,J2,USB_C_Receptacle_12P,C2927039\r
+B5819W,"D4,D5",D_SOD-123,C2943878\r
+4u7,C3,C_1206_3216Metric,C313095\r
+10K,"R12,R14,R8,R9",R_0402_1005Metric,C3152059\r
+0R,R5,R_0805_2012Metric_Pad1.20x1.40mm_HandSolder,C3152172\r
+68K,R7,R_0402_1005Metric,C36871\r
+1u,C2,C_0805_2012Metric,C376926\r
+22n,C4,C_0402_1005Metric,C380305\r
+12MHz,Y1,Crystal_SMD_EuroQuartz_MT-4Pin_3.2x2.5mm_HandSoldering,C390763\r
+HD9108,U2,SOT-23-6,C411008\r
+RED,D1,LED_0805_2012Metric,C434431\r
+GREEN,D3,LED_0805_2012Metric,C434432\r
+YELLOW,D2,LED_0805_2012Metric,C434436\r
+100n,C5,C_0805_2012Metric_Pad1.18x1.45mm_HandSolder,C476766\r
+Conn_02x15_Arduino-Nano,J1,Arduino-Nano,C5142341\r
+22u,C1,C_1206_3216Metric,C5177178\r
+10uH,L2,L_0603_1608Metric,C51942\r
+E07-900MM10S,U3,RF-Modul_EBYTE_E07-900MM10S,C5844212\r
+10n,C16,C_0402_1005Metric,C696856\r
+1n,C13,C_0402_1005Metric,C696907\r
+10p,"C10,C11",C_0402_1005Metric,C713505\r
+500mA/250mA,F1,Fuse_1206_3216Metric,C720074\r
+Conn_01x03,J5,PinHeader_1x03_P2.54mm_Vertical,C7430359\r
+2301D,Q1,SOT-23-optional,C7499855\r
+SMBJ3V3-E3/52,D7,D_SMB,C82082\r
+TestPoint,TP1,TestPoint_THTPad_D0.8mm_Drill0.5mm,\r
+Conn_01x01,J4,Antenna-Solder-Pad_SMD_2x3mm,\r
--- /dev/null
+Designator,Val,Package,Mid X,Mid Y,Rotation,Layer\r
+C1,22u,C_1206_3216Metric,142.53,-98.3742,0.0,top\r
+C2,1u,C_0805_2012Metric,142.23,-99.32,0.0,bottom\r
+C3,4u7,C_1206_3216Metric,141.0462,-88.68,0.0,bottom\r
+C4,22n,C_0402_1005Metric,146.45,-94.08,270.0,bottom\r
+C5,100n,C_0805_2012Metric_Pad1.18x1.45mm_HandSolder,128.83,-88.62,0.0,bottom\r
+C6,100n,C_0402_1005Metric,131.92,-94.37,90.0,bottom\r
+C7,100n,C_0402_1005Metric,135.88,-89.09,0.0,bottom\r
+C8,100n,C_0402_1005Metric,136.89,-98.74,0.0,bottom\r
+C9,100n,C_0402_1005Metric,141.93,-93.27,0.0,bottom\r
+C10,10p,C_0402_1005Metric,128.97,-96.53,0.0,bottom\r
+C11,10p,C_0402_1005Metric,129.23,-90.1,180.0,bottom\r
+C12,100n,C_0402_1005Metric,141.66,-94.88,270.0,bottom\r
+C13,1n,C_0402_1005Metric,130.86,-96.53,0.0,bottom\r
+C14,100n,C_0402_1005Metric,147.88,-98.41,0.0,top\r
+C15,100n,C_0402_1005Metric,143.53,-87.38,90.0,top\r
+C16,10n,C_0402_1005Metric,140.55,-92.76,90.0,top\r
+C17,100n,C_0402_1005Metric,123.35,-99.86,180.0,bottom\r
+C18,10u,C_0402_1005Metric,153.15,-97.91,180.0,bottom\r
+D1,RED,LED_0805_2012Metric,136.17,-91.38,180.0,top\r
+D2,YELLOW,LED_0805_2012Metric,136.17,-93.98,180.0,top\r
+D3,GREEN,LED_0805_2012Metric,136.17,-96.58,180.0,top\r
+D4,B5819W,D_SOD-123,129.34,-99.21,0.0,bottom\r
+D5,B5819W,D_SOD-123,146.34,-99.39,180.0,bottom\r
+D6,RB161QS-40T18R,D_0402_1005Metric_Pad0.77x0.64mm_HandSolder,150.33,-99.61,0.0,bottom\r
+D7,SMBJ3V3-E3/52,D_SMB,153.95,-93.8,270.0,bottom\r
+F1,500mA/250mA,Fuse_1206_3216Metric,150.47,-93.71,90.0,bottom\r
+J2,USB-C,USB_C_Receptacle_12P,152.4875,-93.98,90.0,top\r
+J3,ISP,PinHeader_2x03_P2.54mm_Vertical_SMD,120.03,-92.71,0.0,top\r
+L1,100uH,L_Changjiang_FNR5020S,146.52,-90.28,0.0,bottom\r
+L2,10uH,L_0603_1608Metric,142.08,-91.33,270.0,bottom\r
+Q1,2301D,SOT-23-optional,154.7,-100.76,90.0,top\r
+R1,560R,R_0805_2012Metric_Pad1.20x1.40mm_HandSolder,138.81,-92.25,-90.0,top\r
+R2,560R,R_0805_2012Metric_Pad1.20x1.40mm_HandSolder,129.52,-94.27,0.0,top\r
+R3,560R,R_0805_2012Metric_Pad1.20x1.40mm_HandSolder,138.81,-95.99,-90.0,top\r
+R4,10R,R_0805_2012Metric_Pad1.20x1.40mm_HandSolder,132.61,-88.58,180.0,bottom\r
+R5,0R,R_0805_2012Metric_Pad1.20x1.40mm_HandSolder,155.11,-100.8,90.0,bottom\r
+R6,15K,R_0402_1005Metric,142.02,-96.77,270.0,bottom\r
+R7,68K,R_0402_1005Metric,146.49,-95.92,270.0,bottom\r
+R8,10K,R_0402_1005Metric_Pad0.72x0.64mm_HandSolder,138.2,-88.73,270.0,bottom\r
+R9,10K,R_0402_1005Metric_Pad0.72x0.64mm_HandSolder,135.82,-88.12,180.0,bottom\r
+R10,100K,R_0402_1005Metric,139.32,-98.77,180.0,bottom\r
+R11,100K,R_0402_1005Metric,143.86,-93.67,0.0,bottom\r
+R12,10K,R_0402_1005Metric,153.21,-99.79,180.0,bottom\r
+R13,470K,R_0402_1005Metric,153.13,-98.84,180.0,bottom\r
+R14,10K,R_0402_1005Metric,130.19,-97.55,180.0,bottom\r
+R15,100R,R_0402_1005Metric,145.77,-98.38,0.0,top\r
+R16,100R,R_0402_1005Metric,128.2,-97.54,180.0,bottom\r
+R17,470K,R_0402_1005Metric,123.79,-98.71,90.0,top\r
+SW1,push-button-smd-4pin-4.5x4.5mm-red,push-button-smd-4pin-4.5x4.5mm-red-small,128.94,-90.51,180.0,top\r
+SW2,push-button-smd-4pin-4.5x4.5mm-black,push-button-smd-4pin-4.5x4.5mm-black-small,128.91,-97.42,180.0,top\r
+U1,ATmega644P-20M,QFN-44-1EP_7x7mm_P0.5mm_EP5.2x5.2mm,136.53,-93.96,90.0,bottom\r
+U2,HD9108,SOT-23-6,144.28,-96.19,270.0,bottom\r
+U3,E07-900MM10S,RF-Modul_EBYTE_E07-900MM10S,121.27,-93.79,0.0,bottom\r
+U4,CH340K,ESSOP-10,144.736,-90.9574,90.0,top\r
+U5,BM8563EMA,MSOP-8_3x3mm_P0.65mm,143.12,-95.4278,90.0,top\r
+Y1,12MHz,Crystal_SMD_EuroQuartz_MT-4Pin_3.2x2.5mm_HandSoldering,129.13,-93.29,270.0,bottom\r
+Y2,32.768kHz,Crystal_SMD_3215-2Pin_3.2x1.5mm,147.72,-95.9,270.0,top\r