LM3S1637 Datasheet, PDF (43/696 Pages) Texas Instruments – ARM and Thumb are registered trademarks and Cortex is a trademark

Stellaris^® LM3S1637 Microcontroller
Figure 1-1. Stellaris LM3S1637 Microcontroller High-Level Block Diagram
LM3S1637
JTAG/SWD
System
Control and
Clocks
(w/ Precis. Osc.)
ARM®
Cortex™-M3
(50MHz)
NVIC
DCode bus
MPU
ICode bus
System Bus
Flash
(128KB)
Bus Matrix
SRAM
(32KB)
Hibernation
Module
GPIOs
(7-43)
I2C
(1)
Analog
Comparator
(1)
PWM
(6)
SYSTEM PERIPHERALS
Watchdog
Timer
(1)
General-
Purpose
Timer (4)
SERIAL PERIPHERALS
UART
(3)
SSI
(1)
ANALOG PERIPHERALS
10- Bit ADC
Channels
(4)
MOTION CONTROL PERIPHERALS
QEI
(1)
June 18, 2012
43
Texas Instruments-Production Data