Nokia 7088 Troubleshooting Manual page 23

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The following table lists the signals and their functions.
Signal
USB_VPO
USB_VMO
USB_RCV
USB_OE_N
USB_READY
USB_SUSPEND
USB_INSERT_INT VBUS indicator;
D+
D-
VBUS
Issue 1 12/2006 © 2006 Nokia Corporation
Baseband Description and Troubleshooting
Differential output (+)
Differential output (–)
Single-ended input from USB transceiver; driven LOW when
input USB_SUSPEND is HIGH;
An active low output used to enable or disable the D+ and D–
pins of the transceiver.
Software controlled USB connection; allows USB connect or
disconnect signaling to be controlled by software
Indicating suspending state
"High": When VBUS > 4.1 V, or USB_SUSPEND = HIGH
"Low": When VBUS < 3.6 V
Positive USB data bus connection (analog, differential)
Negative USB data bus connection (analog, differential)
USB bus power
Function
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7088 (Flower)
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