XC68HC705JB3 Motorola, XC68HC705JB3 Datasheet - Page 98

• Manufacturer Part Number: XC68HC705JB3
• Description: MICROCONTROLLER
• Manufacturer: Motorola

GENERAL RELEASE SPECIFICATION
MOTOROLA
10-30
Endpoint 0 Receive Ready to Receive?
Endpoint 0 Receive Enabled?
(RX0E = 1) && (RXD0F = 0)
Figure 10-30. SETUP Token Data Flow for Receive Endpoint 0
Receive Control Endpoint
Error free DATA packet?
received for Endpoint 0
Valid SETUP token
Interrupt generated
set/clear RSEQ bit
Interrupt Enabled?
Valid transaction
Set SETUP to 1
Set RXD0F to 1
(RXD0IE = 1)
STALL0 = 0?
(USBEN = 1)
Accept Data
Y
Y
Y
Y
Y
Y
Y
UNIVERSAL SERIAL BUS MODULE
November 5, 1998
N
N
N
N
N
Clear STALL0 bit
from USB function
Ignore transaction
No response from
from USB function
No Response
USB function
No Response
No Interrupt
MC68HC05JB3
REV 1