Gp 20 Usb Device - Xerox FaxCentre F110 Service Manual

GP 20 USB Device

USB Slave
USB_B_P
USB_O
D+
D -
Note: Input or Output direction from the Digicolor2 side.
Note: An external transistor circuit drive the pull-up resistor (1.5KW) on the D+ signal for high
speed USB device. The transistor protects Digicolor I/O from abnormal connection.
FaxCentre F110
Table 1:
I/O Level Digicolor2
I 1 PP_DRIVE
O 1 PP_D1
I/O - USB_DP
I/O - USB_DM
12/04
General Procedures / Information
Signal
USB Bus Power
High speed mode
data
data
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