mc68hc05jb4p Freescale Semiconductor, Inc, mc68hc05jb4p Datasheet - Page 96

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

GENERAL RELEASE SPECIFICATION
Transmit Endpoint not Stalled by firmware?
Transmit Endpoint ready to Transfer?
Transmit Endpoint Enabled?
(TX0E = 1) && (TXD0F = 0)
Figure 10-31. IN Token Data Flow for Transmit Endpoint 0
Time-out condition occur?
Data PID set by T0SEQ
received for Endpoint 0
ACK received and no
Interrupt generated
Interrupt Enabled?
Transmit Endpoint
Valid transaction
Set TXD0F to 1
Valid IN token
(USBEN = 1)
(STALL0 = 0)
(TXD0IE = 1)
Send DATA
Freescale Semiconductor, Inc.
Y
For More Information On This Product,
Y
Y
Y
Y
Y
UNIVERSAL SERIAL BUS MODULE
Go to: www.freescale.com
February 24, 1999
N
N
N
N
N
from USB function
from USB function
No Response
No Response
Send STALL
Handshake
Handshake
Send NAK
No Interrupt
REV