LM3S5G31 Datasheet, PDF (42/1223 Pages) Texas Instruments – Stellaris LM3S5G31 Microcontroller

Architectural Overview
Figure 1-1. Stellaris LM3S5G31 Microcontroller High-Level Block Diagram
JTAG/SWD
System
Control and
Clocks
(w/ Precis. Osc.)
LM3S5G31
ARM®
Cortex™-M3
(80MHz)
ROM
Boot Loader
DriverLib
AES & CRC
NVIC
DCode bus
MPU
ICode bus
System Bus
Flash
(384KB)
Bus Matrix
SRAM
(64KB)
DMA
General-
Purpose
Timer (3)
External
Peripheral
Interface
USB Device
(FS PHY)
SSI
(2)
Analog
Comparator
(2)
PWM
(6)
SYSTEM PERIPHERALS
Watchdog
Timer
(2)
Hibernation
Module
GPIOs
(67)
SERIAL PERIPHERALS
UART
(3)
I2C
(2)
CAN
Controller
(1)
ANALOG PERIPHERALS
12- Bit ADC
Channels
(16)
MOTION CONTROL PERIPHERALS
QEI
(2)
42
July 03, 2014
Texas Instruments-Production Data