LM3S828 Datasheet, PDF (225/526 Pages) Texas Instruments – ARM and Thumb are registered trademarks and Cortex is a trademark

Stellaris^® LM3S828 Microcontroller
Table 7-1. GPIO Pins With Non-Zero Reset Values (continued)
GPIO Pins
PB[3:2]
PC[3:0]
Default State
I²C0
JTAG/SWD
GPIOAFSEL GPIODEN GPIOPDR GPIOPUR
1
1
0
0
1
1
0
1
GPIOPCTL
0x1
0x3
Table 7-2. GPIO Pins and Alternate Functions (48QFP)
IO
Pin Number
Multiplexed Function
PA0
17
U0Rx
PA1
18
U0Tx
PA2
19
SSIClk
PA3
20
SSIFss
PA4
21
SSIRx
PA5
22
SSITx
PB0
29
CCP0
PB1
30
CCP2
PB2
33
I2CSCL
PB3
34
I2CSDA
PB4
44
PB5
43
CCP5
PB6
42
PB7
41
TRST
PC0
40
TCK
PC1
39
TMS
PC2
38
TDI
PC3
37
TDO
PC4
14
PC5
13
CCP1
PC6
12
CCP3
PC7
11
CCP4
PD0
25
PD1
26
PD2
27
U1Rx
PD3
28
U1Tx
PE0
35
PE1
36
Table 7-3. GPIO Signals (48QFP)
Pin Name
PA0
PA1
PA2
PA3
Pin Number
17
18
19
20
Pin Type
I/O
I/O
I/O
I/O
Buffer Type^a Description
TTL
GPIO port A bit 0.
TTL
GPIO port A bit 1.
TTL
GPIO port A bit 2.
TTL
GPIO port A bit 3.
Multiplexed Function
SWCLK
SWDIO
SWO
June 18, 2012
225
Texas Instruments-Production Data