LM3S9B81 Datasheet, PDF (1037/1155 Pages) Texas Instruments – Stellaris® LM3S9B81 Microcontroller

Stellaris® LM3S9B81 Microcontroller
Table 23-4. Signals by Function, Except for GPIO (continued)
Function
Pin Name Pin Number Pin Type Buffer Type^a
Description
Analog Comparators C0+
90
I
Analog Analog comparator 0 positive input.
C0-
92
I
Analog Analog comparator 0 negative input.
C0o
24
O
TTL
Analog comparator 0 output.
42
90
91
100
C1+
24
I
Analog Analog comparator 1 positive input.
C1-
91
I
Analog Analog comparator 1 negative input.
C1o
2
O
TTL
Analog comparator 1 output.
22
24
41
84
C2+
23
I
Analog Analog comparator 2 positive input.
C2-
22
I
Analog Analog comparator 2 negative input.
C2o
1
O
TTL
Analog comparator 2 output.
23
Controller Area
CAN0Rx
10
Network
30
34
92
I
TTL
CAN module 0 receive.
CAN0Tx
11
O
TTL
CAN module 0 transmit.
31
35
91
CAN1Rx
47
I
TTL
CAN module 1 receive.
CAN1Tx
61
O
TTL
CAN module 1 transmit.
CAN2Rx
6
I
TTL
CAN module 2 receive.
CAN2Tx
5
O
TTL
CAN module 2 transmit.
Ethernet
ERBIAS
33
O
Analog 12.4-kΩ resistor (1% precision) used internally for
Ethernet PHY.
LED0
59
O
TTL
Ethernet LED 0.
LED1
60
O
TTL
Ethernet LED 1.
MDIO
58
I/O
OD
MDIO of the Ethernet PHY.
RXIN
37
I
Analog RXIN of the Ethernet PHY.
RXIP
40
I
Analog RXIP of the Ethernet PHY.
TXON
46
O
TTL
TXON of the Ethernet PHY.
TXOP
43
O
TTL
TXOP of the Ethernet PHY.
XTALNPHY
17
O
Analog Ethernet PHY XTALN 25-MHz oscillator crystal
output.
XTALPPHY
16
I
Analog Ethernet PHY XTALP 25-MHz oscillator crystal
input.
June 29, 2010
Texas Instruments-Advance Information
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