LM3S2139 Luminary Micro, Inc, LM3S2139 Datasheet - Page 445

• Manufacturer Part Number: LM3S2139
• Description: Lm3s2139 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

July 25, 2008
Pin Number
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
Pin Name
I2C0SCL
I2C0SDA
VDD25
CMOD0
OSC0
OSC1
CCP0
CCP2
PG5
PG4
PF7
PF6
VDD
GND
PF5
PF0
GND
VDD
VDD
GND
PF4
PF3
PF2
PF1
GND
RST
PB0
PB1
VDD
GND
PB2
PB3
PE0
NC
NC
NC
NC
Preliminary
Pin Type
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
-
-
-
-
-
-
-
-
-
-
-
-
-
-
I
I
Buffer Type
Analog
Analog
Power
Power
Power
Power
Power
Power
Power
Power
Power
Power
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
TTL
OD
OD
-
-
-
-
Description
GPIO port G bit 5
GPIO port G bit 4
GPIO port F bit 7
GPIO port F bit 6
Positive supply for I/O and some logic.
Ground reference for logic and I/O pins.
GPIO port F bit 5
GPIO port F bit 0
Main oscillator crystal input or an external
clock reference input.
Main oscillator crystal output.
No connect. Leave the pin electrically
unconnected/isolated.
No connect. Leave the pin electrically
unconnected/isolated.
No connect. Leave the pin electrically
unconnected/isolated.
No connect. Leave the pin electrically
unconnected/isolated.
Ground reference for logic and I/O pins.
Positive supply for I/O and some logic.
Positive supply for I/O and some logic.
Ground reference for logic and I/O pins.
GPIO port F bit 4
GPIO port F bit 3
GPIO port F bit 2
GPIO port F bit 1
Positive supply for most of the logic function,
including the processor core and most
peripherals.
Ground reference for logic and I/O pins.
System reset input.
CPU Mode bit 0. Input must be set to logic 0
(grounded); other encodings reserved.
GPIO port B bit 0
Capture/Compare/PWM 0
GPIO port B bit 1
Capture/Compare/PWM 2
Positive supply for I/O and some logic.
Ground reference for logic and I/O pins.
GPIO port B bit 2
I2C module 0 clock
GPIO port B bit 3
I2C module 0 data
GPIO port E bit 0
LM3S2139 Microcontroller
445