AT43USB320A_04 ATMEL [ATMEL Corporation], AT43USB320A_04 Datasheet - Page 71
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AT43USB320A_04
Manufacturer Part Number
AT43USB320A_04
Description
Full-speed USB Microcontroller with an Embedded Hub
Manufacturer
ATMEL [ATMEL Corporation]
Datasheet
1.AT43USB320A_04.pdf
(115 pages)
- Current page: 71 of 115
- Download datasheet (2Mb)
1443E–USB–4/04
The following state diagram shows how the various state transitions are triggered. Additional
decision making may take place within the response states to determine the next expected
state. Unmarked arcs represent transitions that trigger immediately following completion of the
response state processing. Stable states, those requiring an interrupt to exit having no
unmarked arcs as exit paths, are shown in bold.
RX_OUT_INT
TX_COMPLETE_INT
Write Status
Response
Control
Write Data
Response
Control
RX_OUT_INT
TX_COMPLETE_INT
(
ANY STABLE STATE
RX_SETUP_INT
TX_COMPLETE_INT
Response
Read Status
Setup
Response
Idle
Control
RX_OUT_INT
)
TX_COMPLETE_INT
Read Data
Response
Control
Response
No-data
Status
AT43USB320A
71
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