LM3S101 Datasheet, PDF (202/445 Pages) List of Unclassifed Manufacturers – Microcontroller

General-Purpose Input/Outputs (GPIOs)
Table 7-3. GPIO Pins and Alternate Functions (48QFP) (continued)
IO
Pin Number
Multiplexed Function
PB5
43
C1-
PB6
42
C0+
PB7
41
TRST
PC0
40
TCK
PC1
39
TMS
PC2
38
TDI
PC3
37
TDO
Table 7-4. GPIO Signals (28SOIC)
Pin Name
Pin Number Pin Type Buffer Type^a Description
PA0
11
I/O
TTL
GPIO port A bit 0.
PA1
12
I/O
TTL
GPIO port A bit 1.
PA2
13
I/O
TTL
GPIO port A bit 2.
PA3
14
I/O
TTL
GPIO port A bit 3.
PA4
15
I/O
TTL
GPIO port A bit 4.
PA5
16
I/O
TTL
GPIO port A bit 5.
PB0
19
I/O
TTL
GPIO port B bit 0.
PB1
20
I/O
TTL
GPIO port B bit 1.
PB2
23
I/O
TTL
GPIO port B bit 2.
PB3
24
I/O
TTL
GPIO port B bit 3.
PB4
4
I/O
TTL
GPIO port B bit 4.
PB5
3
I/O
TTL
GPIO port B bit 5.
PB6
2
I/O
TTL
GPIO port B bit 6.
PB7
1
I/O
TTL
GPIO port B bit 7.
PC0
28
I/O
TTL
GPIO port C bit 0.
PC1
27
I/O
TTL
GPIO port C bit 1.
PC2
26
I/O
TTL
GPIO port C bit 2.
PC3
25
I/O
TTL
GPIO port C bit 3.
a. The TTL designation indicates the pin has TTL-compatible voltage levels.
Table 7-5. GPIO Signals (48QFP)
Pin Name
PA0
PA1
PA2
PA3
PA4
PA5
PB0
PB1
PB2
Pin Number
17
18
19
20
21
22
29
30
33
Pin Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
Buffer Type^a Description
TTL
GPIO port A bit 0.
TTL
GPIO port A bit 1.
TTL
GPIO port A bit 2.
TTL
GPIO port A bit 3.
TTL
GPIO port A bit 4.
TTL
GPIO port A bit 5.
TTL
GPIO port B bit 0.
TTL
GPIO port B bit 1.
TTL
GPIO port B bit 2.
Multiplexed Function
C0o
SWCLK
SWDIO
SWO
202
July 14, 2014
Texas Instruments-Production Data