LM3S101 Luminary Micro, Inc., LM3S101 Datasheet - Page 26

• Manufacturer Part Number: LM3S101
• Description: Microcontroller
• Manufacturer: Luminary Micro, Inc.

Architectural Overview
1.5
26
System Block Diagram
Figure 1-2. LM3S101 Controller System-Level Block Diagram
PC0/TCK/SWCLK
PC1/TMS/SWDIO
PC3/TDO/SWO
LM3S101
LM3S101
P A2/SSIClk
P A3/SSIFss
P A4/SSIRx
VDD_3.3V
P A5/SSITx
P A0/U0Rx
P A1/U0Tx
PC2/TDI
OSC0
OSC1
GND
RST
LDO
GPIO Port A
GPIO Port C
IOSC
SWD/SWO
BOR
POR
& Clocks
UART0
JTAG
LDO
Control
System
SSI
Preliminary
PLL
ARM Cortex-M3
CM3Core
Debug
NVIC
(20 MHz)
VDD_2.5V
APB Bridge
Bus
DCode
ICode
Comparators
GP Timer1
GP Timer0
Watchdog
SRAM
(2 KB)
Analog
Timer
GPIO Port B
(8 KB)
Flash
PB7/TRST
PB6/C0+
PB5/C0o/C1-
PB4/C0-
PB3
PB2
PB1/32KHz
PB0/CCP0
October 5, 2006