Ultra Fast USB 2.0
Datasheet
Chapter 6 Pin Reset State Table
| Hardware | Firmware |
| Initialization | Operational |
Voltage | RESET |
|
Signal (v) |
|
|
VDD33 |
| RESET |
|
|
VSS | Time |
(t) |
Figure 6.1 Pin Reset States
LEGEND
yes hardware enables function
--hardware disables function
z | hardware disables output driver |
pu | hardware enables pullup |
pd | hardware enables pulldown |
hw | hardware controls function, but state is protocol dependent |
(fw) | firmware controls function through registers |
VDD | hardware supplies power through pin, applicable only to CARD_PWR pins |
none | hardware disables pad |
| Figure 6.2 Legend for Pin Reset States Table |
SMSC USB2250/50i/51/51i | 21 | Revision 1.1 |
DATASHEET