UPD720122F1-DN2-A Renesas Electronics America, UPD720122F1-DN2-A Datasheet - Page 74

• Manufacturer Part Number: UPD720122F1-DN2-A
• Manufacturer: Renesas Electronics America

Specifications of UPD720122F1-DN2-A

• Lead Free Status / RoHS Status: Supplier Unconfirmed

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(6) Bus reset sequence (2)
USB bus
USBRST
SPMODE
The bus reset sequence when connected to a USB 2.0 bus is shown below.
Pull-up is inactive
High-speed packet
T
0
t
SPD
Reversion to full-speed mode
t
CSR
t
FCA
Figure 2-15. Bus Reset Sequence (2)
t
SCA
Chirp K device out
Data Sheet S16685EJ3V0DS
t
t
CKO
CKI
t
SSC
t
t
CSO
CSI
K
Chirp state from host/hub
J
t
SCS
K
J
K
J
K
Reversion to high-speed mode
t
RHA
J
µ
t
FSC
PD720122
Reset Complete