Toshiba TLCS-900/H1 Series Manual page 250

Original cmos 32-bit microcontroller

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Receive IN token

ConfirmToken packet

• Transfer mode

Confirm Handshake answer

• Confirm STATUS register (Status)

• Confirm DATASET register

Generate DATA PID

• Attach DATA0/DATA1

• Confirm Datasize register

Transmit data

Wait for ACK

Normal finish transaction

• Clear FIFO

• Clear DATASET register

• Renew toggle bit

• Set STATUS to READY

Figure 3.10.3 Control Flow in UDC (Bulk transfer type (transmission)/Interrupt transfer type (transmission))

More than MAX

Bit stuff error

Set STATUS at STALL

• Set STATUS to TX_ERR

• Put back FIFO address pointer of

Transmit NAK

Transmit STALL

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