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TM4C129DNCPDT Datasheet, PDF (746/1946 Pages) Texas Instruments – Tiva Microcontroller
General-Purpose Input/Outputs (GPIOs)
Table 10-2. GPIO Pins and Alternate Functions (128TQFP) (continued)
Analog
Digital Function (GPIOPCTL PMCx Bit Field Encoding)b
IO
Pin
or
Special
1
2
3
4
5
6
7
8
11
13
14
15
Functiona
PM1
77
-
-
-
T2CCP1
-
-
-
-
-
-
-
-
EPI0S14
PM2
76
-
-
-
T3CCP0
-
-
-
-
-
-
-
-
EPI0S13
PM3
75
-
-
-
T3CCP1
-
-
-
-
-
-
-
-
EPI0S12
PM4
74
TMPR3 U0CTS
-
T4CCP0
-
-
-
-
-
-
-
EN0RREF_CLK
-
PM5
73
TMPR2 U0DCD
-
T4CCP1
-
-
-
-
-
-
-
-
-
PM6
72
TMPR1 U0DSR
-
T5CCP0
-
-
-
-
-
-
-
EN0CRS
-
PM7
71
TMPR0
U0RI
-
T5CCP1
-
-
-
-
-
-
-
EN0COL
-
PN0 107
-
U1RTS
-
-
-
-
-
-
-
-
-
-
-
PN1 108
-
U1CTS
-
-
-
-
-
-
-
-
-
-
-
PN2 109
-
U1DCD U2RTS
-
-
-
-
-
-
-
-
-
EPI0S29
PN3 110
-
U1DSR U2CTS
-
-
-
-
-
-
-
-
-
EPI0S30
PN4 111
-
U1DTR U3RTS I2C2SDA
-
-
-
-
-
-
-
-
EPI0S34
PN5 112
-
U1RI
U3CTS I2C2SCL
-
-
-
-
-
-
-
-
EPI0S35
PP0 118
C2+
U6Rx
-
-
-
-
-
EN0INTRN
-
-
-
-
SSI3XDAT2
PP1 119
C2-
U6Tx
-
-
-
-
-
-
-
-
-
-
SSI3XDAT3
PP2 103
-
U0DTR
-
-
-
-
-
-
-
-
-
USB0NXT EPI0S29
PP3 104
-
U1CTS U0DCD
-
-
-
-
RTCCLK
-
-
-
USB0DIR EPI0S30
PP4 105
-
U3RTS U0DSR
-
-
-
-
-
-
-
-
USB0D7
-
PP5 106
-
U3CTS I2C2SCL
-
-
-
-
-
-
-
-
USB0D6
-
PQ0
5
-
-
-
-
-
-
-
-
-
-
-
SSI3Clk EPI0S20
PQ1
6
-
-
-
-
-
-
-
-
-
-
-
SSI3Fss EPI0S21
PQ2
11
-
-
-
-
-
-
-
-
-
-
-
SSI3XDAT0 EPI0S22
PQ3
27
-
-
-
-
-
-
-
-
-
-
-
SSI3XDAT1 EPI0S23
PQ4 102
-
U1Rx
-
-
-
-
-
DIVSCLK
-
-
-
-
-
PQ5
57
-
U1Tx
-
-
-
-
-
-
-
-
-
EN0RXD0
-
PQ6
58
-
U1DTR
-
-
-
-
-
-
-
-
-
EN0RXD1
-
a. The TMPRn signals are digital signals enabled and configured by the Hibernation module. All other signals listed in this column are analog
signals.
b. The digital signals that are shaded gray are the power-on default values for the corresponding GPIO pin. Encodings 9, 10, and 12 are
not used on this device.
10.2
Pad Capabilities
There are two main types of pads provided on the device:
■ Fast GPIO pads: These pads provide variable, programmable drive strength and optimized
voltage output levels.
746
June 18, 2014
Texas Instruments-Production Data