LM3S316 Datasheet, PDF (34/421 Pages) List of Unclassifed Manufacturers – Microcontroller

Architectural Overview
1.5
System Block Diagram
Figure 1-2. LM3S316 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
PC4
PC6/CCP3
PC3/TDO/SWO
PC2/TDI
PC1/TMS/SWDIO
PC0/TCK/SWCLK
PC7/CCP4
PC5/CCP1
PE0
PE1
ADC3
ADC2
ADC1
ADC0
LM3S316
SSI
UART0
GPIO Port C
JTAG
SWD/SWO
GP Timer2
GPIO Port E
ADC
Temperature
Sensor
Analog
Comparator
Master
I²C
Slave
PWM1
GPIO Port D
PWM0
UART1
GP Timer0
GP Timer1
PB7/TRST
PB6/C0+
PB4/C0-
PB3/I2CSDA
PB2/I2CSCL
PB1/PWM3
PB0/PWM2
PB5/CCP5
PD6/Fault
PD0/PWM0
PD1/PWM1
PD2/U1Rx
PD3/U1Tx
PD4/CCP0
PD5/CCP2
PD7/C0o
34
April 27, 2007
Preliminary