LM3S1816 Datasheet, PDF (743/797 Pages) Texas Instruments – Stellaris® LM3S1816 Microcontroller

Stellaris^® LM3S1816 Microcontroller
Table 18-4. Signals by Function, Except for GPIO (continued)
Function
Pin Name Pin Number Pin Type Buffer Type^a
Description
U0Rx
17
I
TTL
UART module 0 receive. When in IrDA mode, this
signal has IrDA modulation.
U0Tx
18
O
TTL
UART module 0 transmit. When in IrDA mode, this
signal has IrDA modulation.
UART
U1Rx
U1Tx
15
I
TTL
UART module 1 receive. When in IrDA mode, this
17
signal has IrDA modulation.
41
58
61
63
16
O
TTL
UART module 1 transmit. When in IrDA mode, this
18
signal has IrDA modulation.
42
57
62
64
U2Rx
58
I
TTL
UART module 2 receive. When in IrDA mode, this
61
signal has IrDA modulation.
U2Tx
8
O
TTL
UART module 2 transmit. When in IrDA mode, this
62
signal has IrDA modulation.
a. The TTL designation indicates the pin has TTL-compatible voltage levels.
Table 18-5. GPIO Pins and Alternate Functions
IO
Pin
Analog
Function
1
2
Digital Function (GPIOPCTL PMCx Bit Field Encoding)^a
3
4
5
6
7
8
9
10
11
PA0 17
-
U0Rx
-
-
-
-
-
- I2C1SCL U1Rx
-
-
PA1 18
-
U0Tx
-
-
-
-
-
- I2C1SDA U1Tx
-
-
PA2 19
- SSI0Clk -
-
-
-
-
-
-
-
-
-
PA3 20
- SSI0Fss -
-
-
-
-
-
-
-
-
-
PA4 21
- SSI0Rx -
-
-
-
-
-
-
-
-
-
PA5 22
- SSI0Tx -
-
-
-
-
-
-
-
-
-
PA6 25
- I2C1SCL CCP1
-
-
-
-
-
-
-
-
-
PA7 26
- I2C1SDA CCP4
-
-
-
-
CCP3
-
-
-
-
PB0 41
-
CCP0
-
-
-
U1Rx
-
-
-
-
-
-
PB1 42
-
CCP2
-
-
CCP1 U1Tx
-
-
-
-
-
-
PB2 47
- I2C0SCL -
-
CCP3 CCP0
-
-
-
-
-
-
PB3 27
- I2C0SDA -
-
-
-
-
-
-
-
-
-
PB4 58 C0-
-
-
-
U2Rx
-
-
U1Rx
-
-
-
-
PB5 57 C1-
C0o CCP5 CCP6 CCP0
-
CCP2 U1Tx
-
-
-
-
PB6 56 VREFA CCP1 CCP7 C0o
-
-
CCP5
-
-
-
-
-
C0+
PB7 55
-
-
-
-
NMI
-
-
-
-
-
-
-
PC0 52
-
-
-
TCK
-
-
-
-
-
-
-
-
SWCLK
PC1 51
-
-
-
TMS
-
-
-
-
-
-
-
-
SWDIO
PC2 50
-
-
-
TDI
-
-
-
-
-
-
-
-
January 21, 2012
743
Texas Instruments-Production Data