LM3S1937 Datasheet, PDF (611/673 Pages) Texas Instruments – Stellaris® LM3S1937 Microcontroller

Stellaris^® LM3S1937 Microcontroller
Table 18-5. Signals by Pin Number (continued)
Pin Number
Pin Name
Pin Type Buffer Type^a Description
M10
WAKE
I
TTL
An external input that brings the processor out of Hibernate mode
when asserted.
M11
OSC1
O
Analog Main oscillator crystal output. Leave unconnected when using a
single-ended clock source.
M12
HIB
O
OD
An open-drain output with internal pull-up that indicates the
processor is in Hibernate mode.
a. The TTL designation indicates the pin has TTL-compatible voltage levels.
18.2.2 Signals by Signal Name
Table 18-6. Signals by Signal Name
Pin Name
ADC0
ADC1
ADC2
ADC3
C0+
C0-
C0o
CCP0
CCP1
CCP2
CCP3
CMOD0
Pin Number
B1
A1
B3
B2
A7
A6
B7
E12
L6
D12
M2
E11
Pin Type
I
I
I
I
I
I
O
I/O
I/O
I/O
I/O
I
CMOD1
B10
I
Fault
GND
GNDA
F2
I
B6
-
C4
C5
F10
F11
F12
H3
J3
J10
K5
K6
K10
L10
A5
-
B5
HIB
I2C0SCL
M12
O
C11
I/O
Buffer Type^a Description
Analog Analog-to-digital converter input 0.
Analog Analog-to-digital converter input 1.
Analog Analog-to-digital converter input 2.
Analog Analog-to-digital converter input 3.
Analog Analog comparator 0 positive input.
Analog Analog comparator 0 negative input.
TTL
Analog comparator 0 output.
TTL
Capture/Compare/PWM 0.
TTL
Capture/Compare/PWM 1.
TTL
Capture/Compare/PWM 2.
TTL
Capture/Compare/PWM 3.
TTL
CPU Mode bit 0. Input must be set to logic 0 (grounded); other
encodings reserved.
TTL
CPU Mode bit 1. Input must be set to logic 0 (grounded); other
encodings reserved.
TTL
PWM Fault.
Power Ground reference for logic and I/O pins.
Power
OD
OD
The ground reference for the analog circuits (ADC, Analog
Comparators, etc.). These are separated from GND to
minimize the electrical noise contained on VDD from affecting
the analog functions.
An open-drain output with internal pull-up that indicates the
processor is in Hibernate mode.
I²C module 0 clock.
June 18, 2012
611
Texas Instruments-Production Data