LM3S5D91 Datasheet, PDF (1204/1340 Pages) Texas Instruments – Stellaris® LM3S5D91 Microcontroller

Signal Tables
Table 23-4. Signals by Function, Except for GPIO (continued)
Function
Pin Name Pin Number Pin Type Buffer Type^a
Description
IDX0
10
I
TTL
QEI module 0 index.
40
72
90
92
100
IDX1
17
I
TTL
QEI module 1 index.
61
84
PhA0
11
I
TTL
QEI module 0 phase A.
25
43
QEI
95
PhA1
37
I
TTL
QEI module 1 phase A.
96
PhB0
22
I
TTL
QEI module 0 phase B.
23
42
47
83
96
PhB1
11
I
TTL
QEI module 1 phase B.
36
95
SSI0Clk
28
I/O
TTL
SSI module 0 clock.
SSI0Fss
29
I/O
TTL
SSI module 0 frame.
SSI0Rx
30
I
TTL
SSI module 0 receive.
SSI0Tx
31
O
TTL
SSI module 0 transmit.
SSI1Clk
60
74
76
I/O
TTL
SSI module 1 clock.
SSI
SSI1Fss
59
I/O
TTL
SSI module 1 frame.
63
75
SSI1Rx
58
62
95
I
TTL
SSI module 1 receive.
SSI1Tx
15
O
TTL
SSI module 1 transmit.
46
96
NMI
89
I
TTL
Non-maskable interrupt.
System Control &
Clocks
OSC0
OSC1
48
I
Analog Main oscillator crystal input or an external clock
reference input.
49
O
Analog Main oscillator crystal output. Leave unconnected
when using a single-ended clock source.
RST
64
I
TTL
System reset input.
1204
Texas Instruments-Production Data
January 22, 2012