SAM3S8B Atmel Corporation, SAM3S8B Datasheet - Page 967

• Manufacturer Part Number: SAM3S8B
• Manufacturer: Atmel Corporation

36.6.2.5
11090A–ATARM–10-Feb-12
11090A–ATARM–10-Feb-12
Endpoints Without Dual-Banks
Endpoints With Dual-Banks
Transmit Data Cancellation
Some endpoints have dual-banks whereas some endpoints have only one bank. The procedure
to cancel transmission data held in these banks is described below.
To see the organization of dual-bank availability refer to
There are two possibilities: In one case, TXPKTRDY field in UDP_CSR has already been set. In
the other instance, TXPKTRDY is not set.
There are two possibilities: In one case, TXPKTRDY field in UDP_CSR has already been set. In
the other instance, TXPKTRDY is not set.
• TXPKTRDY is not set:
• TXPKTRDY has already been set:
• TXPKTRDY is not set:
• TXPKTRDY has already been set:
– Reset the endpoint to clear the FIFO (pointers). (See,
– Clear TXPKTRDY so that no packet is ready to be sent
– Reset the endpoint to clear the FIFO (pointers). (See,
– Reset the endpoint to clear the FIFO (pointers). (See,
– Clear TXPKTRDY and read it back until actually read at 0.
– Set TXPKTRDY and read it back until actually read at 1.
– Clear TXPKTRDY so that no packet is ready to be sent.
– Reset the endpoint to clear the FIFO (pointers). (See,
Endpoint
Endpoint
Endpoint
Endpoint
Register”.)
Register”.)
Register”.)
Register”.)
Table 36-1 ”USB Endpoint
Section 36.7.9 ”UDP Reset
Section 36.7.9 ”UDP Reset
Section 36.7.9 ”UDP Reset
Section 36.7.9 ”UDP Reset
SAM3S8/SD8
SAM3S8/SD8
Description”.
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