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Section 26 USB 2.0 Host/Function Module
Page 1494 of 2108 R01UH0134EJ0400 Rev. 4.00
Sep 24, 2014
SH7262 Group, SH7264 Group
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state
(DVSQ = 100)
Suspended
state
(DVSQ = 100)
Default
state
(DVSQ = 001)
Suspended
state
(DVSQ = 101)
Address
state
(DVSQ = 010)
Suspended
state
(DVSQ = 110)
Configured
state
(DVSQ = 011)
Suspended
state
(DVSQ = 111)
Suspended state detection
(DVST is set to 1.)
USB bus reset detection
(DVST is set to 1.)
Suspended state detection
(DVST is set to 1.)
Suspended state detection
(DVST is set to 1.)
SetAddress execution
(DVST is set to 1.)
SetAddress execution
(Address = 0)
(DVST is set to 1.)
Suspended state detection
(DVST is set to 1.)
SetConfiguration execution
(configuration value = 0)
(DVST is set to 1.)
SetConfiguration
execution
(configuration value = 0)
(DVST is set to 1.)
Resume (RESM is set to 1)
Resume (RESM is set to 1)
Resume (RESM is set to 1)
Resume (RESM is set to 1)
USB bus reset detection
(DVST is set to 1.)
/
Note:
Solid line: DVST is set to 1.
Dotted line: RESM is set to 1.
Figure 26.6 Device State Transitions