UHP112 Datasheet, PDF (2/8 Pages) Oxford Semiconductor – Two-Port PCI-to-USB OpenHCI Host Controller - Product Brief

UHP112
Two-Port PCI-to-USB OpenHCI Host Controller
Description (continued)
UHP112 PCI-TO-USB OpenHCI HOST CONTROLLER
ROM
BIOS
ADDRESS/
DATA
ADDRESS/
PARITY
DATA
MUX
DATA
ADDRESS
IDSEL
PCI
SLAVE
CONTROL
PCI
MASTER
PCI CONTROL
CONTROL
INTA
INTR.
BLOCK
CONFIG.
BLOCK
MASTER
FIFOs
ADDRESS
W DATA
R DATA
ADDRESS
R DATA
W DATA
SLAVE
FIFOs
ADDRESS
DATA
DATA
CONTROL
DATA
ADDRESS/
DATA
CONTROL
DATA
HCI CONTROL _USB CONTROL
SLAVE
STATE
BLOCK
CONTROL
OHCI
CONTROL
REG
LIST
PROCESSOR CONTROL
CONTROL ^BLOCK
DATA
ED AND TD
STATUS
HCI
REGS
MASTER
BLOCK
DATA ^STATUS
CONTROL
DATA
DATA
64 x 8
FIFO
CONTROL
DATA
ROOT
HUB
AND
HOST
SIE
CLOCK
MUX
12/1.5
HSIE
S/M
DPLL
OHCI
ROOT
HUB
PORT
TX
1
PORT
2
RX
F-BUS CONTROL
FIFO STATUS
F-BUS IRQ
FIFO
64 x 8
USB
USB
Figure 1. UHP112 Interconnection Diagram
5-5596.b
Applicable Documents and Specifications
Q PCI Local Bus Specification Revision 2.1s., June 1, 1995. PCI Special Interest Group.
Q Universal Serial Bus Specification Revision 1.1., September 23, 1998. Compaq/Digital Equipment Corporation/
IBM PC Company/Intel/Microsoft/NEC/Northern Telecom.
Q OpenHCI Open Host Controller Interface Specification for USB Release 1.0a., July 31, 1997. Compaq/Microsoft/
National Semiconductor.
Q PCI Bus Power Management Interface Specification Revision 1.1., December 18, 1998. PCI Special Interest
Group.
2
Transdimension Inc.