isp1505a NXP Semiconductors, isp1505a Datasheet - Page 26

• Manufacturer Part Number: isp1505a
• Description: Isp1505a; Isp1505c Ulpi Hi-speed Universal Serial Bus Host And Peripheral Transceiver
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 11.
DP_PULLDOWN and DM_PULLDOWN = 1.
[1]
ISP1505A_ISP1505C_1
Product data sheet
Mode
XCVRSELECT[1:0]
TERMSELECT
OPMODE[1:0]
LINESTATE[1:0]
Fig 7. RXCMD A_VBUS_VLD indicator source
!squelch indicates inactive squelch. !HS_Differential_Receiver_Output indicates inactive HS_Differential_Receiver_Output.
USE_EXT_VBUS_IND,
LINESTATE[1:0] encoding for downstream facing ports: host
IND_PASSTHRU
9.5.2.2 V
IND_COMPL
V
BUS
/FAULT
00
01
10
11
USB devices must monitor the V
starting a session and SRP. The V
voltage level on V
The A_VBUS_VLD, SESS_VLD and SESS_END indicators in the V
taken from internal comparators built-in to the ISP1505, and encoded as shown in
An RXCMD may not be sent when exiting low-power mode or serial mode, if the interrupt
condition is removed before exiting.
Note that V
A_VBUS_VLD and FAULT will be interpreted by the ISP1505 as shown in
A description on how to use and select the V
and selecting the V
BUS
Low-speed
10
1
X
SE0
LS-K
LS-J
SE1
state encoding
BUS
A_VBUS_VLD comparator
and FAULT share the same pin and cannot be simultaneously used.
(V
[1]
BUS
BUS
Full-speed High-speed
01, 11
1
X
SE0
FS-J
FS-K
SE1
BUS
< 4.4 V)
.
Rev. 01 — 19 October 2006
state
internal A_VBUS_VLD
encoding”.
00
0
00, 01, 11
squelch
!squelch
invalid
invalid
BUS
BUS
voltage for purposes such as overcurrent detection,
state field in the RXCMD is an encoding of the
ULPI HS USB host and peripheral transceiver
complement output
BUS
Chirp
00
0
10
squelch
!squelch and HS_Differential_Receiver_Output
!squelch and !HS_Differential_Receiver_Output
invalid
ISP1505A; ISP1505C
state encoding is given in
(0, X)
(1, 1)
BUS
© NXP B.V. 2006. All rights reserved.
RXCMD
A_VBUS_VLD
state are directly
Section “Using
Figure
004aaa752
7.
Table
26 of 78
9.