mc68hc05jb4p Freescale Semiconductor, Inc, mc68hc05jb4p Datasheet - Page 83

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

10.5
MC68HC05JB4
REV 2
I/O REGISTER DESCRIPTION
The USB Endpoint registers are comprised of a set of control/status registers and
twenty-four data registers that provide storage for the buffering of data between
the USB and the CPU. These registers are shown in Table 10-2.
Figure 10-19. Flow Diagram for Bit Stuffing
Freescale Semiconductor, Inc.
For More Information On This Product,
TRANSMISSION
NO PACKET
Table 10-2. Register Summary
UNIVERSAL SERIAL BUS MODULE
Go to: www.freescale.com
NO
NO
February 24, 1999
= 0
COUNTER TO 0
COUNTER = 6?
RESET THE BIT
COUNTER TO 0
THE COUNTER
BIT VALUE?
INCREMENT
IS PACKAGE
POWER UP
RESET BIT
TRANSFER
GET NEXT
INSERT A
ZERO BIT
DONE?
IDLE
BIT
BEGIN PACKET
TRANSMISSION
YES
= 1
YES
GENERAL RELEASE SPECIFICATION