Table 17-5. Signals by Pin Number (continued)
DescriptionBuffer Type
a
Pin TypePin NamePin Number
GPIO port A bit 1.TTLI/OPA1M3
UART module 0 transmit. When in IrDA mode, this signal has IrDA
modulation.
TTLOU0Tx
GPIO port A bit 2.TTLI/OPA2M4
SSI module 0 clock.TTLI/OSSI0Clk
GPIO port A bit 5.TTLI/OPA5M5
SSI module 0 transmit.TTLOSSI0Tx
No connect. Leave the pin electrically unconnected/isolated.--NCM6
RXIP of the Ethernet PHY.AnalogIRXIPM7
TXOP of the Ethernet PHY.AnalogOTXOPM8
GPIO port F bit 0.TTLI/OPF0M9
CAN module 1 receive.TTLICAN1Rx
No connect. Leave the pin electrically unconnected/isolated.--NCM10
Main oscillator crystal output. Leave unconnected when using a
single-ended clock source.
AnalogOOSC1M11
No connect. Leave the pin electrically unconnected/isolated.--NCM12
a. The TTL designation indicates the pin has TTL-compatible voltage levels.
Table 17-6. Signals by Signal Name
DescriptionBuffer Type
a
Pin TypePin NumberPin Name
CAN module 0 receive.TTLIG1CAN0Rx
CAN module 0 transmit.TTLOG2CAN0Tx
CAN module 1 receive.TTLIM9CAN1Rx
CAN module 1 transmit.TTLOH12CAN1Tx
CAN module 2 receive.TTLID1CAN2Rx
CAN module 2 transmit.TTLOD2CAN2Tx
Capture/Compare/PWM 0.TTLI/OE12CCP0
Capture/Compare/PWM 1.TTLI/OL6CCP1
CPU Mode bit 0. Input must be set to logic 0 (grounded); other
encodings reserved.
TTLIE11CMOD0
CPU Mode bit 1. Input must be set to logic 0 (grounded); other
encodings reserved.
TTLIB10CMOD1
12.4-kΩ resistor (1% precision) used internally for Ethernet
PHY.
AnalogIK3ERBIAS
Ground reference for logic and I/O pins.Power-B6
C4
C5
F10
F11
F12
H3
J3
J10
K5
K6
K10
L10
GND
475June 22, 2010
Texas Instruments-Production Data
Stellaris® LM3S8530 Microcontroller