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U401 Specifications
Board Size: 3.5 inches (88.9 mm) long and 1.0 inches (25.4 mm) wide.
Board Type: SimmStick(TM) Compatible, (but not intended for SIMM socket).
Computer Interface: USB
USB Cable Length: 36 inches (914 mm).
USB Connection type: Removable cable.
USB Power Type: Bus powered, uses the 5V provided by the USB interface.
Specified USB allowed current draw: 100 mA standard, total.
Bandwidth: 800 bytes per second as a HID device.
USB Bus Speed: 1.5 Mbits⁄s. (Low speed)
USB Driver: HID, part of the operating system.
Device Interface: 16 CMOS lines, selectable as inputs⁄outputs.
Controller Device: Cypress CY7C63743.
USB Cable Pin#, Color, Function Chart
| Pin Number | Wire Color | Function | |
| 1 | Red | Vusb | |
| 2 | White | D- | |
| 3 | Green | D+ | |
| 4 | Black | Ground⁄Shield |
PC USB Port (Female 'A')
Board Layout:
Size and Clearance:
Hardware: U401 USB Interface U421 USB Interface U451 USB Interface
Programming: USBm DLL Programming Download Files
Application Notes: U4x1 Application Notes Misc Applications and Information FAQ
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