isp1505a NXP Semiconductors, isp1505a Datasheet - Page 25

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

NXP Semiconductors
Table 10.
DP_PULLDOWN = 0.
[1]
ISP1505A_ISP1505C_1
Product data sheet
Mode
XCVRSELECT[1:0]
TERMSELECT
LINESTATE[1:0]
Fig 6. Single and back-to-back RXCMDs from the ISP1505 to the link
!squelch indicates inactive squelch. !HS_Differential_Receiver_Output indicates inactive HS_Differential_Receiver_Output.
DATA [ 7:0 ]
CLOCK
LINESTATE[1:0] encoding for upstream facing ports: peripherals
NXT
STP
DIR
9.5.2.1 Linestate encoding
[1]
00
01
10
11
LINESTATE[1:0] reflects the current state of DP and DM. Whenever the ISP1505 detects
a change in DP or DM, an RXCMD will be sent to the link with the new LINESTATE[1:0]
value. The value given on LINESTATE[1:0] depends on the setting of various registers.
Table 10
peripherals.
which applies to Host Controllers. Dual-role devices must choose the correct table,
depending on whether it is in peripheral or host mode.
Full-speed
01, 11
1
SE0
FS-J
FS-K
SE1
turnaround
shows the LINESTATE[1:0] encoding for upstream facing ports, which applies to
Table 11
Single RXCMD
RXCMD
High-speed
00
0
squelch
!squelch
invalid
invalid
shows the LINESTATE[1:0] encoding for downstream facing ports,
Rev. 01 — 19 October 2006
turnaround
Chirp
00
1
squelch
!squelch and HS_Differential_Receiver_Output
!squelch and !HS_Differential_Receiver_Output
invalid
ULPI HS USB host and peripheral transceiver
turnaround
ISP1505A; ISP1505C
Back-to-back RXCMDs
RXCMD
RXCMD
© NXP B.V. 2006. All rights reserved.
turnaround
004aaa695
25 of 78