LM3S316 Luminary Micro, Inc., LM3S316 Datasheet - Page 24

• Manufacturer Part Number: LM3S316
• Description: Microcontroller
• Manufacturer: Luminary Micro, Inc.

Architectural Overview
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ARM FiRM-compliant Watchdog Timer
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Synchronous Serial Interface (SSI)
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UART
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16-bit Timer modes:
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16-bit Input Capture modes:
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16-bit PWM mode:
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32-bit down counter with a programmable load register
Separate watchdog clock with an enable
Programmable interrupt generation logic with interrupt masking
Lock register protection from runaway software
Reset generation logic with an enable/disable
User-enabled stalling when the controller asserts the CPU Halt flag during debug
Master or slave operation
Programmable clock bit rate and prescale
Separate transmit and receive FIFOs, 16 bits wide, 8 locations deep
Programmable interface operation for Freescale SPI, MICROWIRE, or Texas Instruments
synchronous serial interfaces
Programmable data frame size from 4 to 16 bits
Internal loopback test mode for diagnostic/debug testing
Two fully programmable 16C550-type UARTs
Separate 16x8 transmit (TX) and 16x12 receive (RX) FIFOs to reduce CPU interrupt
service loading
Programmable baud-rate generator with fractional divider
Programmable FIFO length, including 1-byte deep operation providing conventional
double-buffered interface
Programmable periodic timer
Real-Time Clock when using an external 32.768-KHz clock as the input
User-enabled stalling in periodic and one-shot mode when the controller asserts the
CPU Halt flag during debug
ADC event trigger
General-purpose timer function with an 8-bit prescaler
Programmable one-shot timer
Programmable periodic timer
User-enabled stalling when the controller asserts CPU Halt flag during debug
ADC event trigger
Input edge count capture
Input edge time capture
Simple PWM mode with software-programmable output inversion of the PWM signal
Preliminary
April 27, 2007