TM4C1237H6PZ Datasheet, PDF(1227/1307 Page) Texas Instruments – Tiva Microcontroller

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TM4C1237H6PZ Datasheet, PDF (1227/1307 Pages) Texas Instruments – Tiva Microcontroller

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Tivaâ¢ TM4C1237H6PZ Microcontroller

Table 21-2. Signals by Pin Number (continued)

Pin Number

Pin Name

Pin Type Buffer Typea Description

PH3

I/O

TTL

GPIO port H bit 3.

AIN19

I

Analog Analog-to-digital converter input 19.

19

SSI3Tx

O

TTL

SSI module 3 transmit.

WT5CCP1

I/O

TTL

32/64-Bit Wide Timer 5 Capture/Compare/PWM 1.

20

VDD

-

Power Positive supply for I/O and some logic.

21

GND

-

Power Ground reference for logic and I/O pins.

PC7

I/O

TTL

GPIO port C bit 7.

C0-

I

Analog Analog comparator 0 negative input.

22

U3Tx

O

TTL

UART module 3 transmit.

USB0PFLT

I

TTL

Optionally used in Host mode by an external power source to

indicate an error state by that power source.

WT1CCP1

I/O

TTL

32/64-Bit Wide Timer 1 Capture/Compare/PWM 1.

PC6

I/O

TTL

GPIO port C bit 6.

C0+

I

Analog Analog comparator 0 positive input.

23

U3Rx

I

TTL

UART module 3 receive.

USB0EPEN

O

TTL

Optionally used in Host mode to control an external power source

to supply power to the USB bus.

WT1CCP0

I/O

TTL

32/64-Bit Wide Timer 1 Capture/Compare/PWM 0.

PC5

I/O

TTL

GPIO port C bit 5.

C1+

I

Analog Analog comparator 1 positive input.

U1CTS

I

TTL

UART module 1 Clear To Send modem flow control input signal.

24

U1Tx

O

TTL

UART module 1 transmit.

U4Tx

O

TTL

UART module 4 transmit.

WT0CCP1

I/O

TTL

32/64-Bit Wide Timer 0 Capture/Compare/PWM 1.

PC4

I/O

TTL

GPIO port C bit 4.

C1-

I

Analog Analog comparator 1 negative input.

U1RTS

O

TTL

UART module 1 Request to Send modem flow control output line.

25

U1Rx

I

TTL

UART module 1 receive.

U4Rx

I

TTL

UART module 4 receive.

WT0CCP0

I/O

TTL

32/64-Bit Wide Timer 0 Capture/Compare/PWM 0.

PA0

I/O

TTL

GPIO port A bit 0.

26

U0Rx

I

TTL

UART module 0 receive.

PA1

I/O

TTL

GPIO port A bit 1.

27

U0Tx

O

TTL

UART module 0 transmit.

PA2

I/O

TTL

GPIO port A bit 2.

28

SSI0Clk

I/O

TTL

SSI module 0 clock

PA3

I/O

TTL

GPIO port A bit 3.

29

SSI0Fss

I/O

TTL

SSI module 0 frame signal

PA4

I/O

TTL

GPIO port A bit 4.

30

SSI0Rx

I

TTL

SSI module 0 receive

PA5

I/O

TTL

GPIO port A bit 5.

31

SSI0Tx

O

TTL

SSI module 0 transmit

June 12, 2014

Texas Instruments-Production Data

1227

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