Epson S2R72V18 Technical Manual page 156

Timing
Parameter
T0 Sets H_NegoControl_0.AutoMode to "GoRESUME." (F/W)
Disables the disconnect and remote wakeup detection functions.
Sets the operating mode to "Disable BS and NRZI" and starts
issuing the resume "K" signal. (H/W)
T1 Stops issuing the resume "K" signal and finally the LS bit time
EOP is given. (H/W)
T2 Issues resume completion status
(H_SIE_IntStat_1.ResumeCmp). (H/W)
T3 Sets GoOPERATIONAL. (F/W)
(reference) Sets the operating mode to "NormalOperation." (H/W)
T4 Issues the first SOF. (H/W)
(reference)
Note: Brackets {} indicate names defined in the USB 2.0 standards.
S2R72V18 Technical Manual (Rev.1.00)
Table 1-57 Resume timing values (FS mode)
Description
EPSON
1. Functions
Value
0 (reference)
T0 + 20 ms {T } < T1
DRSMDN
T1 + 90 µs < T2 < T1 + 110 µs
T3
T4 < T1 + 3 ms
T3 + 0.9 ms < T4 < T3 + 1.1 ms
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