RM48L950
RM48L750
RM48L550
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SPNS174–SEPTEMBER 2011
Table 2-15. PGE USB Host Port Controller Interface (USB1, USB2) (continued)
Terminal
Signal
Type
Default
Pull State
Pull Type
Description
Signal Name
144
PGE
N2HET1[11]/MIBSPI3NCS[4]/N2HET2[18]/
USB2.OverCurrent/USB_FUNC.VBUSI
6
Input Pull Down Fixed, 20uA
Pull Down Fixed, 20uA
GIOB[3]/USB2.RCV/USB_FUNC.RXDI
GIOA[1]/USB2.VM/USB_FUNC.RXDMI
1
5
NRZI encoded D-minus
from USB port transceiver
GIOA[0]/USB2.VP/USB_FUNC.RXDPI
2
NRZI encoded D-plus
from USB port transceiver
N2HET1[07]/USB2.PortPower/
USB_FUNC.GZO/N2HET2[14]
33
24
35
9
Output Pull Down
-
N2HET1[03]/SPI4NCS[0]/USB2.SPEED/
USB_FUNC.PUENON/N2HET2[10]
Transmit speed indication
Port suspend indication
N2HET1[09]/N2HET2[16]/USB2.SUSPEND/
USB_FUNC.SUSPENDO
GIOA[2]/USB2.TXDAT/USB_FUNC.TXDO/N2HET2[0]
NRZI encoded D-plus to
port transceiver
N2HET1[01]/SPI4NENA/USB2.TXEN/
USB_FUNC.PUENO/N2HET2[8]
23
15
Transmit enable to port
transceiver
N2HET1[22]/USB2.TXSE0/USB_FUNC.SE0O
Single-ended zero to port
transceiver
Table 2-16. PGE USB Device Port Controller Interface (USB_FUNC)
Terminal
Signal
Type
Default
Pull State
Pull Type
Description
Signal Name
144
PGE
N2HET1[07]/USB2.PortPower/USB_FUNC.GZO/N2HET2[14]
33
Output Pull Down
-
Pull Up enable, allows for
software-programmable
USB device
connect/disconnect
N2HET1[01]/SPI4NENA/USB2.TXEN/USB_FUNC.PUENO/
N2HET2[8]
23
24
PUENO inverted
N2HET1[03]/SPI4NCS[0]/USB2.SPEED/USB_FUNC.PUENO
N/
N2HET2[10]
GIOB[3]/USB2.RCV/USB_FUNC.RXDI
GIOA[1]/USB2.VM/USB_FUNC.RXDMI
GIOA[0]/USB2.VP/USB_FUNC.RXDPI
N2HET1[22]/USB2.TXSE0/USB_FUNC.SE0O
1
5
Input Pull Down Fixed, 20uA
USB device single-ended
data input
USB device logic value of
D-minus
2
USB device logic value of
D-plus
15
35
Output Pull Down
-
USB device single-ended
zero
N2HET1[09]/N2HET2[16]/USB2.SUSPEND/
USB_FUNC.SUSPENDO
USB device suspend
output
GIOA[2]/USB2.TXDAT/USB_FUNC.TXDO/N2HET2[0]
9
6
USB device transmit data
N2HET1[11]/MIBSPI3NCS[4]/N2HET2[18]/
USB2.OverCurrent/USB_FUNC.VBUSI
Input Pull Down Fixed, 20uA
USB device power
connected
Copyright © 2011, Texas Instruments Incorporated
Device Package and Terminal Functions
19
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