LM3S317 Datasheet, PDF (42/551 Pages) List of Unclassifed Manufacturers – Microcontroller

Architectural Overview
1.4.9
System Block Diagram
Figure 1-2. LM3S317 Controller System-Level Block Diagram
VDD_3.3V
LDO
LDO
VDD_2.5V
GND
ARM Cortex-M3
(25 MHz)
CM3Core
NVIC
DCode
ICode
Flash
(16 KB)
Debug Bus
OSC0
OSC1
RST
IOSC PLL
POR
BOR
System
Control
& Clocks
GPIO Port A
APB Bridge
SRAM
(4 KB)
Watchdog
Timer
GPIO Port B
PA5/SSITx
PA4/SSIRx
PA3/SSIFss
PA2/SSIClk
PA1/U0Tx
PA0/U0Rx
PC6/CCP3
PC3/TDO/SWO
PC2/TDI
PC1/TMS/SWDIO
PC0/TCK/SWCLK
PC7/CCP4
PC4/CCP5
PC5/CCP1
PE0/PWM4
PE1/PWM5
SSI
UART0
GPIO Port C
JTAG
SWD/SWO
GP Timer2
GPIO Port E
PWM2
Analog
Comparator
PWM1
GPIO Port D
PWM0
GP Timer0
GP Timer1
PB7/TRST
PB6/C0+
PB4/C0-
PB5/C0o
PB2
PB1/PWM3
PB0/PWM2
PB3/Fault
PD0/PWM0
PD1/PWM1
PD2
PD3
PD4/CCP0
PD5/CCP2
ADC5
ADC4
ADC3
ADC2
ADC1
ADC0
LM3S317
ADC
Temperature
Sensor
42
July 14, 2014
Texas Instruments-Production Data