便攜式瞬變電磁發射機設計_畢業設計-資料下載頁

【導讀】探測地下未知物體電性參數的重要方法之一。隨著經濟的發展、地質調查等領域都發揮了很大的作用。目前幾乎涉及了地球物理。其中FPGA控制部分包括：內部電源部分、模數轉換部分、控。離電路部分、由MOSFET管構成的H橋部分。基本工作過程是：由FPGA. 產生脈沖控制信號，該信號經過ULN2803達林頓管進行驅動放大，可以得到想要的脈沖發射電流。

　　

【正文】 O581VCCIO693VCCIO7117VCCIO7122VCCIO8130VCCIO8139U6K EP3C5E144C8GND19GND27GND41GND48GND57GND63GND82GND95GND118GND123GND131GND140GNDA136GNDA2108U6L EP3C5E144C8+GNDGND12345678910111213141516171819202122232425262728293031323334353637383940ISA0 MINIISAD0D1D2D3D4D5D6D7GNDGNDA0A1A2A3A4A5A6A7RDWEIRQ0IRQ1IRQ2IRQ3NCRSTSDASCLGND+5VNC1GND7OUT8VCC14M2 CRYST4+CLK01IN3OUT4ADJU7 B+6V12P0 P_Header 212P3 P_Header 2GNDB+6VB+6VGNDGND+ ++12VGNDE104 10uF/RD WERST++ + +C301 103C302 103C303 103C304 103C305 103C306 103C307 103C308 103C309 103C310 103C311 103C312 103C313103C314 103C315 103C316 103C317 103C318 103C319 103C320 103C321 103C322 103C323 103GNDGNDGNDGND GNDGNDTCK_SELF TMS_SELFTDO_SELFTDI_SELFDCLKDATAOUTASDINCSnCS1DATA2VCC3GND4ASDI5DCLK6VCC7VCC8U41 EPCS4++DCLK CONF_DONE NCONFIG NSTATUS+AS STANDART POR ASDI DATAOUTNCSR602 103+NCONFIG CONF_DONENSTATUSTDI_SELFR601 2512345678910JTAG Header 5X2+TMS_SELF1 2 3 45678R642103D0D1D2D3D4D5D6D7A0A1A2A3A4A5A6A7IRQ0IRQ2OCOUT0 OCOUT1 OCOUT2 OCOUT3 OCOUT4 OCOUT5 OCOUT6 OCOUT7 OCOUT8 OCOUT9 OCOUT10 OCOUT11 OCOUT12OCOUT13 OCOUT14 OCOUT15ADSDI ADSDOADSCK ADCNVADSDI ADSDOADSCK ADCNV+OP_5VOP_5VC0C1C2C3C4C5C6C7OP_D0OP_D1OP_D2OP_D3OP_D4OP_D5OP_D6OP_D7 OP_D8OP_D9OP_D10OP_D11OP_D12OP_D13OP_D14OP_D15OP_D0OP_D1OP_D2OP_D3OP_D4OP_D5OP_D6OP_D7OP_D8OP_D9OP_D10OP_D11OP_D12OP_D13OP_D14OP_D15GNDGND++OCOUT0OCOUT1OCOUT2OCOUT3OCOUT4OCOUT5OCOUT6OCOUT7OCOUT8OCOUT9OCOUT10OCOUT11OCOUT12OCOUT13OCOUT14OCOUT15OC_IN0 OC_IN1 OC_IN2 OC_IN3 OC_IN4 OC_IN5 OC_IN6 OC_IN7+E107 10uF/ E103 10uF/E105 10uF/GND1IN3OUT2OUT4U10 LM11175C109 104GND+12VC110 104GNDA+5VGNDjtag in bank 1+NCENCE NCSDCLKCONF_DONE NCONFIG DATAOUT ASDIR603 102TCK_SELF TMS_SELF TDO_SELFTDI_SELF1 2 3 4 5 6PJTEGSF+R606 102R607 102INIT_DONER611 103+QN1 AO3400R612 511D611 LED0IN11IN22IN33IN44IN55IN66IN77IN88OUT118OUT316OUT415OUT514OUT613OUT712OUT811OUT217COM D10GND9U11 ULN2803ADWIN11IN22IN33IN44IN55IN66IN77IN88OUT118OUT316OUT415OUT514OUT613OUT712OUT811OUT217COM D10GND9U12 ULN2803ADW12345678910111213141516171819202122232425262728293031323334353637383940P12 Header 20X2HC8C9C10C11C12C13C14C15U20 TLP5211 U21 TLP5211 U22 TLP5211 U23 TLP5211U24 TLP5211 U25 TLP5211 U26 TLP5211 U27 TLP5211U28 TLP5211 U29 TLP5211 U30 TLP5211 U31 TLP5211U32 TLP5211 U33 TLP5211 U34 TLP5211 U35 TLP52111 2 3 45678RP201 5111 2 3 45678RP202 5111 2 3 45678RP203 5111 2 3 45678RP204 5111234 5678RP205 1031234 5678RP206 1031234 5678RP207 1031234 5678RP208 103OP_5VGND GND GND GND+C0 C1 C2 C3GND GND GND GND+OP_5VOP_5VGND GND GND GND+OP_5VGND GND GND GND+C4 C5 C6 C7C8 C9 C10 C11C12 C13 C14 C15OC_IN0 OC_IN1 OC_IN2 OC_IN3OC_IN4 OC_IN5 OC_IN6 OC_IN7OC_IN8 OC_IN9 OC_IN10 OC_IN11OC_IN12 OC_IN13 OC_IN14 OC_IN15PIN38 PIN39 PIN42 PIN43 PIN44 PIN46 PIN49 PIN50 PIN51 PIN52 PIN53PIN54 PIN55 PIN58 PIN59 PIN60 PIN64 PIN65 PIN66 PIN67 PIN68 PIN69 PIN70 PIN71 PIN72PIN38PIN39PIN42PIN43PIN44PIN46PIN49PIN50PIN51PIN52PIN53PIN54PIN55PIN58PIN59PIN60PIN64PIN65PIN66PIN67PIN68PIN69PIN70PIN71PIN72A+5VCLK6 CLK7123456789101112131415161718192021222324252627282930P9 Header 15X2H12P2 P_Header 2CLK6CLK7+1Tp5 Test 1TP51Tp6 Test 1TP6TP5TP6GNDOC_IN8OC_IN9 OC_IN10 OC_IN11 OC_IN12 OC_IN13 OC_IN14 OC_IN15R604 103 R608 103 R609 103C324 103D612 LED0R613 101GNDVIN1VOUT3GND4U9NCP565D2T12電源FPGA電源和地精密5v電源ADC驅動運放18bitAD晶振FPGA出來的一些接口 27 圖 3 發射橋路主要電路圖 R11 51 R12 51R13 51 R14 51Q1 FQPF85N06Q2 FQPF85N06Q3FQPF85N06Q4 FQPF85N06Q11 FQPF85N06Q12 FQPF85N06Q13 FQPF85N06Q14 FQPF85N06R21 51 R22 51R23 51 R24 51PWM2PWM1PWM3 PWM4D1 D ZenerD2 D ZenerD3 D ZenerD4 D ZenerD11 D Zener D12 D ZenerD13 D ZenerD14 D ZenerGNDPWM11PWM13PWM12PWM14GNDVDDR10 1234P1+5VC1 C2 C3C41234P0GND+12VVDDC21 C23 1 2P3+12VGNDVCC1COM4VB8HO7VS6LO5HIN2LIN3U12 IR2101SVCC1COM4VB8HO7VS6LO5HIN2LIN3U34 IR2101SGND+12V+12V+12VC24 C25 D21 1N4148D22 1N4148D23 1N4148D24 1N4148D211 1N4148D213 1N4148D214 1N4148+12V1234567P2 Header 7C3 C4 Cap Cap Pol1+5VGND驅動橋路GND