LM3S9C97 Datasheet, PDF (1225/1337 Pages) Texas Instruments – ARM and Thumb are registered trademarks

Stellaris^® LM3S9C97 Microcontroller
Table 24-7. Signals by Pin Number (continued)
Pin Number
Pin Name
Pin Type Buffer Type^a Description
PC5
I/O
TTL
GPIO port C bit 5.
C0o
O
TTL
Analog comparator 0 output.
C1+
I
Analog Analog comparator 1 positive input.
C1o
O
TTL
Analog comparator 1 output.
M1
CCP1
I/O
TTL
Capture/Compare/PWM 1.
CCP3
I/O
TTL
Capture/Compare/PWM 3.
Fault2
I
TTL
PWM Fault 2.
USB0EPEN
O
TTL
Optionally used in Host mode to control an external power source
to supply power to the USB bus.
PC6
I/O
TTL
GPIO port C bit 6.
CCP0
I/O
TTL
Capture/Compare/PWM 0.
CCP3
I/O
TTL
Capture/Compare/PWM 3.
M2
PhB0
U1Rx
I
TTL
QEI module 0 phase B.
I
TTL
UART module 1 receive. When in IrDA mode, this signal has IrDA
modulation.
USB0PFLT
I
TTL
Optionally used in Host mode by an external power source to
indicate an error state by that power source.
PA1
I2C1SDA
I/O
TTL
GPIO port A bit 1.
I/O
OD
I²C module 1 data.
M3
U0Tx
O
TTL
UART module 0 transmit. When in IrDA mode, this signal has IrDA
modulation.
U1Tx
O
TTL
UART module 1 transmit. When in IrDA mode, this signal has IrDA
modulation.
PA2
I/O
TTL
GPIO port A bit 2.
I2S0RXSD
I/O
TTL
I²S module 0 receive data.
M4
PWM4
O
TTL
PWM 4. This signal is controlled by PWM Generator 2.
SSI0Clk
I/O
TTL
SSI module 0 clock.
PA5
I/O
TTL
GPIO port A bit 5.
CAN0Tx
O
TTL
CAN module 0 transmit.
M5
I2S0TXWS
I/O
TTL
I²S module 0 transmit word select.
SSI0Tx
O
TTL
SSI module 0 transmit.
PA7
I/O
TTL
GPIO port A bit 7.
CAN0Tx
O
TTL
CAN module 0 transmit.
CCP3
I/O
TTL
Capture/Compare/PWM 3.
CCP4
I/O
TTL
Capture/Compare/PWM 4.
M6
I2C1SDA
I/O
OD
I²C module 1 data.
PWM1
O
TTL
PWM 1. This signal is controlled by PWM Generator 0.
PWM5
O
TTL
PWM 5. This signal is controlled by PWM Generator 2.
U1DCD
I
TTL
UART module 1 Data Carrier Detect modem status input signal.
USB0PFLT
I
TTL
Optionally used in Host mode by an external power source to
indicate an error state by that power source.
M7
RXIP
I
Analog RXIP of the Ethernet PHY.
M8
TXOP
O
TTL
TXOP of the Ethernet PHY.
January 23, 2012
Texas Instruments-Production Data
1225