Digilent Analog Discovery

Digilent Analog Discovery

The Digilent Analog Discovery is a 100MSa/s oscilloscope, function generator, logic analyzer and pattern generator.

Hardware

PCB top side

• XC6SLX16 Xilinx Spartan 6 FPGA
• AD9648BCPZ-125 14-Bit 125 MSa/s ADC
• ADF4360-9 65 to 400MHz VCO
• 2 ADA4940-2ACPZ ADC driver
• 2 ADG612 CMOS switches
• 2 AD8066ARMZ 145 MHz OpAmp
• FTDI FT232HQ USB-to-serial interface

PCB bottom side

• AD9717BCPZ 14-bit 125MSa/s DAC
• AD5645R Quad 14-bit DAC with I2C interface
• AD8058ARM 325 MHz amplifier (marking H8A)
• 2 AD4051-2 OpAmp (marking A2M)
• AD5623R Dual 12-bit DAC (marking D81)
• AD8591 OpAmp 250mA output current (marking AQA)
• 2 ADM1177-1 Hot swap controller (marking M5Y)

Photos

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  Device, top

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  Device, bottom

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  Device, front

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  Device, back

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  Device, bottom with rubber feet removed

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  Device, PCB top

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  Device, PCB bottom

lsusb

$ lsusb -vvv
Bus 001 Device 003: ID 0403:6014 Future Technology Devices International, Ltd FT232H Single HS USB-UART/FIFO IC
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               2.00
  bDeviceClass            0 (Defined at Interface level)
  bDeviceSubClass         0 
  bDeviceProtocol         0 
  bMaxPacketSize0        64
  idVendor           0x0403 Future Technology Devices International, Ltd
  idProduct          0x6014 FT232H Single HS USB-UART/FIFO IC
  bcdDevice            9.00
  iManufacturer           1 Digilent
  iProduct                2 Digilent USB Device
  iSerial                 3 210244449192
  bNumConfigurations      1
  Configuration Descriptor:
    bLength                 9
    bDescriptorType         2
    wTotalLength           32
    bNumInterfaces          1
    bConfigurationValue     1
    iConfiguration          0 
    bmAttributes         0x80
      (Bus Powered)
    MaxPower              500mA
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       0
      bNumEndpoints           2
      bInterfaceClass       255 Vendor Specific Class
      bInterfaceSubClass    255 Vendor Specific Subclass
      bInterfaceProtocol    255 Vendor Specific Protocol
      iInterface              2 Digilent USB Device
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x81  EP 1 IN
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
      Endpoint Descriptor:
        bLength                 7
        bDescriptorType         5
        bEndpointAddress     0x02  EP 2 OUT
        bmAttributes            2
          Transfer Type            Bulk
          Synch Type               None
          Usage Type               Data
        wMaxPacketSize     0x0200  1x 512 bytes
        bInterval               0
Device Qualifier (for other device speed):
  bLength                10
  bDescriptorType         6
  bcdUSB               2.00
  bDeviceClass            0 (Defined at Interface level)
  bDeviceSubClass         0 
  bDeviceProtocol         0 
  bMaxPacketSize0        64
  bNumConfigurations      1
Device Status:     0x0000
  (Bus Powered)

Protocol

TODO

Resources

TODO.