isp1302 NXP Semiconductors, isp1302 Datasheet - Page 28

• Manufacturer Part Number: isp1302
• Description: Isp1302 Universal Serial Bus On-the-go Transceiver With Carkit Support
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 32.
Legend: * reset value
Table 33.
Legend: * reset value
Table 34.
Legend: * reset value
Table 35.
Legend: * reset value
Table 36.
[1]
ISP1302_1
Product data sheet
Bit
7 to 0
Bit
7 to 0
Bit
7 to 0 RX_RECOVERY[7:0]
Bit
7 to 0
Bit
Symbol
Reset
Access
The reset value depends on the status of the respective pin.
Symbol
Symbol
TXPOSIWIDTH[7:0]
Symbol
TXNEGWIDTH[7:0]
Symbol
CR_INT_DELAY[7:0]
Transmit Positive Width register (address R/W = 1Ch) bit description
Transmit Negative Width register (address R/W = 1Dh) bit description
Receive Polarity Recovery register (address R/W = 1Eh) bit description
Carkit Interrupt Delay register (address R/W = 1Fh) bit description
OTG Status register (address R = 10h) bit allocation
9.1.2.10 Carkit Interrupt Delay register
9.1.2.11 OTG Status register
9.1.2.7 Transmit Positive Width register
9.1.2.8 Transmit Negative Width register
9.1.2.9 Receive Polarity Recovery register
reserved
R
7
0
This register specifies the width of the positive pulse, that is, the output on the DM line
when the TX_PULSE_EN bit is set. The time is measured in units of 60 MHz clock
periods. The clock has a frequency in the range of f
Table
This register specifies the width of the negative pulse, that is, the output on the DM line
when the TX_PULSE_EN bit is set. The time is measured in units of 60 MHz clock
periods. The clock has a frequency in the range of f
Table
The bit description of the register is shown in
The bit description of the register is given in
Table 36
B_SESS_
32.
33.
Access
R/W
Access
R/W
END
Access
R/W
-
R
6
[1]
shows the bit allocation of the OTG Status register.
Access
R/W
Value
2Ah*
Value
15h*
Value
64h*
R
5
0
Value
C8h*
reserved
Rev. 01 — 24 May 2007
Description
Sets the RxD polarity recovery time in units of 0.25 ms. The timer
tolerance is dictated by f
Description
Transmit positive pulse width
Description
Transmit negative pulse width
Description
Sets the carkit interrupt detection time in units of 0.25 ms. The
timer tolerance is dictated by f
R
4
0
ID_102K
Table
-
R
3
[1]
Table
USB OTG transceiver with carkit support
clk(dda)
35.
clk(dda)
clk(dda)
34.
. Valid when bit RX_PULSE_EN is set.
ID_440K
-
. For bit description, see
. For the bit description, see
R
2
[1]
clk(dda)
.
ID_200K
-
R
1
[1]
© NXP B.V. 2007. All rights reserved.
ISP1302
reserved
R
0
0
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