Texas Instruments TMS320DM357 User Manual
3.5.1
TEST_SE0_NAK
3.5.2
TEST_J
3.5.3
TEST_K
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USB Controller Host and Peripheral Modes Operation
To enter the Test_SE0_NAK test mode, the software should set the Test_SE0-NAK bit by writing 0x01 to
the TestMode register. The controller will then go into a mode in which it responds to any valid IN token
with a NAK.
the TestMode register. The controller will then go into a mode in which it responds to any valid IN token
with a NAK.
To enter the Test_J test mode, the software should set the Test_J bit by writing 0x02 to the TestMode
register. The controller will then go into a mode in which it transmits a continuous J on the bus.
register. The controller will then go into a mode in which it transmits a continuous J on the bus.
To enter the Test_K test mode, the software should set the Test_K bit by writing 0x04 to the TestMode
register. The controller will go into a mode in which it transmits a continuous K on the bus.
register. The controller will go into a mode in which it transmits a continuous K on the bus.
SPRUGH3 – November 2008
Universal Serial Bus (USB) Controller
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