mc68hc05jb4p Freescale Semiconductor, Inc, mc68hc05jb4p Datasheet - Page 94

• Manufacturer Part Number: mc68hc05jb4p
• Description: Mc68hc705jb4 Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

GENERAL RELEASE SPECIFICATION
Endpoint 0 Receive Ready to Receive?
Endpoint 0 Receive Not Stalled?
Endpoint 0 Receive Enabled?
(RX0E = 1) && (RXD0F = 0)
Receive Control Endpoint
Error free DATA packet?
received for Endpoint 0?
received for Endpoint 0
Figure 10-29. OUT Token Data Flow for Receive Endpoint 0
Interrupt generated
Set/clear RSEQ bit
Interrupt Enabled?
Valid DATA token
Valid OUT token
Valid transaction
Set RXD0F to 1
(STALL0 = 0)
(RXD0IE = 1)
(USBEN = 1)
Accept Data
Y
Y
Y
Y
Y
Y
Y
Freescale Semiconductor, Inc.
For More Information On This Product,
UNIVERSAL SERIAL BUS MODULE
Go to: www.freescale.com
N
N
February 24, 1999
N
N
N
N
Ignore transaction
No response from
from USB function
from USB function
USB function
No Response
No Response
Time-out
Send STALL
Handshake
Handshake
Send NAK
No Interrupt
REV