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Capture and record 1GHz signal (Block Diagram)

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Presentation on theme: "Capture and record 1GHz signal (Block Diagram)"— Presentation transcript:

1 Capture and record 1GHz signal (Block Diagram)
Data Flow structure FADC Fast Analog to Digital Convertor FPGA Choose “Data” DSP “Dig” more VMEbus Data Transfer PC Record & Display 1GHz Analog Signal Function Flow structure Capture (Digitize) Pre-handle (Focus) Handle (Mathematical) Handshake (Transfer) Specification Expand Function Mass Data Real Time Level 1 Cut Pedestal choice MBLT 80MHz Level 2 Cut Width choice Record Time Encode Header, TDC, Trailer

2 Capture and record 1GHz signal (Realized circuit)
Xilinx Spartan-3 XC3S400 500MHz synchronous latch 250MHz synchronous clock XC18V02 National Semiconductor ADC081000 4 ports 8-bits 250MHz MUX 4 ports 8-bits 250MHz FIFO 4 ports 8-bits 250MHz Level 1 Cut Comparator 4 ports 8-bits 250MHz Level 2 Cut Comparator 1GHz Analog Signal 2 ports 8-Bits 500MHz LVDS Data JTAG 1GHz Clock signal 250MHz synchronous clock 8 ports 16-bits 125MHz Encoder Time Counter Trigger 4*32-Bits 125MHz Dual-port RAM 70T3519 TI DSP XC18V01 Xilinx CPLD 125MHz XC95288 Interrupter 5V-3.3V Level change Decoder JTAG SN74LS245 SN74LS245 A01-A31 address, LWORD*, IACK*, AM0-AM5

3 Capture and record 1GHz signal (Power Supply)
3.3V Xilinx Spartan-3 XC3S400 1.2V/2V XC18V02 1.2V/2.5V/3.3V National Semiconductor ADC081000 1GHz Analog Signal JTAG 4*32-Bits 125MHz Dual-port RAM TI DSP 3.3V 5V/3.3V XC18V01 Xilinx CPLD 125MHz XC95288 5V/3.3V JTAG 5V SN74LS245 5V SN74LS245

4 1. VMEBus Backplane supply ±5V, ±12V, GND
2. TI-REG104 supply 2.5V,3.3V (Fixed) with input 5V, current 1A (MAX) (Finished) 2.5/3.3V 3. TI-SN supply 1.2V (Fixed) with input 5V, current 150mA (MAX) 1.2V 4. TI-TPS61020 supply 1.8V-5.5V (Adjustable) with input 5V, current 1.5A (MAX) 2V

5 Capture and record 1GHz signal (Speed Limit)
Xilinx Spartan-3 XC3S400 XC18V02 I/O 622MHz Logic: 326MHz National Semiconductor ADC081000 1GHz Analog Signal 800MHz JTAG 1.6GHz 4*32-Bits 125MHz Dual-port RAM TI DSP 166 MHz XC18V01 Xilinx CPLD 125MHz XC95288 95 MHz JTAG 125 MHz SN74LS245 SN74LS245 80MHz

6 CPLD Download XC18V01 Interrupter Decoder JTAG SN74LS245 SN74LS245
Xilinx CPLD 125MHz XC95288 Interrupter 5V-3.3V Level change Decoder JTAG SN74LS245 SN74LS245 A01-A31 address, LWORD*, IACK*, AM0-AM5

7 VMEbus Handshake XC18V01 Interrupter Decoder JTAG SN74LS245 SN74LS245
Xilinx CPLD 125MHz XC95288 Interrupter 5V-3.3V Level change Decoder JTAG SN74LS245 SN74LS245 A01-A31 address, LWORD*, IACK*, AM0-AM5


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