RM48L950 Datasheet, PDF (31/157 Pages) Texas Instruments – RM48Lx50 16/32-Bit RISC Flash Microcontroller

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RM48L950
RM48L750
RM48L550
SPNS174 – SEPTEMBER 2011
2.4.2.11 USB Host Port Controller Interface
Table 2-35. ZWT USB Host Port Controller Interface (USB1, USB2)
Terminal
Signal Name
N2HET1[08]/MIBSPI1SIMO[1]/MII_TXD[3]/
USB1.OverCurrent
MIBSPI1NCS[0]/MIBSPI1SOMI[1]/MII_TXD[2]/
USB1.RCV
MIBSPI5NENA/MII_RXD[3]/USB1.VM
MIBSPI1NENA/N2HET1[23]/MII_RXD[2]/
USB1.VP
GIOB[1]/USB1.PortPower
N2HET1[30]/MII_RX_DV/USB1.SPEED
MIBSPI1NCS[1]/N2HET1[17]/MII_COL/
USB1.SUSPEND
GIOB[0]/USB1.TXDAT
N2HET1[10]/MII_TX_CLK/USB1.TXEN/
MII_TX_AVCLK4
N2HET1[14]/USB1.TXSE0
N2HET1[11]/MIBSPI3NCS[4]/N2HET2[18]/
USB2.OverCurrent/USB_FUNC.VBUSI
GIOB[3]/USB2.RCV/USB_FUNC.RXDI
GIOA[1]/USB2.VM/USB_FUNC.RXDMI
GIOA[0]/USB2.VP/USB_FUNC.RXDPI
N2HET1[07]/USB2.PortPower/
USB_FUNC.GZO/N2HET2[14]
N2HET1[03]/SPI4NCS[0]/USB2.SPEED/
USB_FUNC.PUENON/N2HET2[10]
N2HET1[09]/N2HET2[16]/USB2.SUSPEND/
USB_FUNC.SUSPENDO
GIOA[2]/USB2.TXDAT/USB_FUNC.TXDO/N2HET2[0]
N2HET1[01]/SPI4NENA/USB2.TXEN\
USB_FUNC.PUENO/N2HET2[8]
N2HET1[22]/USB2.TXSE0/USB_FUNC.SE0O
337
ZWT
E18
Signal Default
Type Pull State
Pull Type
Input Pull Down Fixed, 20uA
R2
Pull Up Fixed, 20uA
H18
G19
K2 Output Pull Down
-
B11
F3
Pull Up
-
M2
Pull Down
-
D19
A11
E3 Input Pull Down Fixed, 20uA
W10
C2
Pull Down Fixed, 20uA
A5
T1 Output Pull Down
-
U1
V7
C1
V2
B3
Description
Overcurrent indication
from USB power switch
Receive data from USB
port transceiver
NRZI encoded D-minus
from USB port transceiver
NRZI encoded D-plus
from USB port transceiver
Transmit speed indication
Transmit enable to port
transceiver
Single-ended zero to port
transceiver
NRZI encoded D-minus
from USB port transceiver
NRZI encoded D-plus
from USB port transceiver
Transmit speed indication
Port suspend indication
NRZI encoded D-plus to
port transceiver
Transmit enable to port
transceiver
Single-ended zero to port
transceiver
Table 2-36. ZWT USB Device Port Controller Interface (USB_FUNC)
Terminal
Signal Name
N2HET1[07]/USB2.PortPower/USB_FUNC.GZO/N2HET2[14]
337
ZWT
T1
Signal Default
Type Pull State
Output Pull Down
N2HET1[01]/SPI4NENA/USB2.TXEN/USB_FUNC.PUENO/
V2
N2HET2[8]
N2HET1[03]/SPI4NCS[0]/USB2.SPEED/USB_FUNC.PUENO U1
N/
N2HET2[10]
Pull Type
-
Description
Pull Up enable, allows for
software-programmable
USB device
connect/disconnect
PUENO inverted
Copyright © 2011, Texas Instruments Incorporated
Device Package and Terminal Functions
31
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