LM3S6610 Datasheet, PDF (655/710 Pages) Texas Instruments – ARM and Thumb are registered trademarks and Cortex is a trademark

Stellaris^® LM3S6610 Microcontroller
Table 19-10. Connections for Unused Signals, 108-pin BGA
Function
Signal Name
Pin Number
Acceptable Practice
Preferred Practice
ERBIAS
K3
Connect to GND through Connect to GND through
12.4-kΩ resistor.
12.4-kΩ resistor.
GNDPHY
C8
C9
K4
MDIO^a
L9
GND
NC
GND
NC
RXIN
L7
NC
GND
Ethernet
RXIP
M7
NC
TXON
L8
NC
GND
GND
TXOP
M8
NC
GND
VCCPHY
C10
VDD
VDD
D10
D11
XTALNPHY^a
J1
NC
XTALPPHY^a
J2
NC
NC
GND
GPIO
All unused GPIOs
-
NC
GND
HIB
M12
NC
NC
VBAT
L12
NC
GND
Hibernate
WAKE
M10
NC
GND
XOSC0
K11
NC
GND
XOSC1
K12
NC
NC
No
NC
-
NC
NC
Connects
OSC0
L11
NC
GND
System
Control
OSC1
RST
M11
NC
NC
H11
Pull up as shown in Figure Connect through a capacitor to
5-1 on page 171
GND as close to pin as possible
a. Note that the Ethernet PHY is powered up by default. The PHY cannot be powered down unless a clock source is provided
and the MDIO pin is pulled up through a 10-kΏ resistor.
June 18, 2012
655
Texas Instruments-Production Data