Texas Instruments EK-TM4C123GXL

TM4C123GH6PMI
Debug Breakout Pads
ICDI
USB Debug
Connector
USB Device
Connector
Power Select
Switch
ICDI
USB
VDD
JTAG/SWD
UART0
GPIO
GPIO
GPIO
GPIO
I/O
I/O
Device
Power
Management
Breakout Pads
HIB
WAKE
User
Switches
RGB LED
Tiva C Series
LaunchPad-Specific
BoosterPackXL
Expansion Headers
TM
MSP430
LaunchPad-Compatible
Expansion Headers
TM
Chapter 2
SPMU296–April 2013
Hardware Description
The Tiva C Series LaunchPad includes a TM4C123GH6PM microcontroller and an integrated ICDI as well
as a range of useful peripheral features (as the block diagram in Figure 2-1 shows). This chapter
describes how these peripherals operate and interface to the microcontroller.
Figure 2-1. Tiva C Series LaunchPad Evaluation Board Block Diagram
2.1 Functional Description
2.1.1 Microcontroller
The TM4C123GH6PM is a 32-bit ARM Cortex-M4-based microcontroller with 256-kB Flash memory, 32-
kB SRAM, and 80-MHz operation; USB host, device, and OTG connectivity; a Hibernation module and
PWM; and a wide range of other peripherals. See the TM4C123GH6PM microcontroller data sheet
(literature number SPMS376) for complete device details.
7
SPMU296–April 2013 Hardware Description
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