LM3S328-IRN20-A0T Luminary Micro, Inc., LM3S328-IRN20-A0T Datasheet - Page 30

• Manufacturer Part Number: LM3S328-IRN20-A0T
• Description: Microcontroller
• Manufacturer: Luminary Micro, Inc.

Architectural Overview
1.5
30
System Block Diagram
Figure 1-2. LM3S328 Controller System-Level Block Diagram
PC0/TCK/SWCLK
PC1/TMS/SWDIO
PC3/TDO/SWO
PA2/SSIClk
PA3/SSIFss
LM3S328
PA4/SSIRx
PA5/SSITx
PA1/U0Tx
PA0/U0Rx
VDD_3.3V
PC6/CCP3
PC7/CCP4
PC5/CCP1
PC2/TDI
OSC0
OSC1
GND
RST
LDO
PC4
PE0
PE1
GPIO Port E
GPIO Port A
GPIO Port C
IOSC
GP Timer2
SWD/SWO
BOR
POR
UART0
& Clocks
JTAG
LDO
SSI
Control
System
Preliminary
PLL
ARM Cortex-M3
CM3Core
Debug
NVIC
(25 MHz)
VDD_2.5V
APB Bridge
Bus
DCode
ICode
Temperature
I
2
GP Timer0
GP Timer1
Watchdog
SRAM
C
(4 KB)
UART1
Sensor
ADC
Timer
Master
Slave
GPIO Port B
GPIO Port D
(16 KB)
Flash
PB0/CCP0
PB1/CCP2
PD0
PD1
PB7/TRST
PB6
PB5/CCP5
PB4
PB3/I2CSDA
PB2/I2CSCL
PD2/U1Rx
PD3/U1Tx
ADC7
ADC6
ADC5
ADC4
ADC3
ADC2
ADC1
ADC0
April 27, 2007