LM3S317 Luminary Micro, Inc, LM3S317 Datasheet - Page 6

• Manufacturer Part Number: LM3S317
• Description: Lm3s317 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

Table of Contents
15.
15.1
15.2
15.2.1 PWM Timer ........................................................................................................................................ 311
15.2.2 PWM Comparators ............................................................................................................................ 312
15.2.3 PWM Signal Generator ...................................................................................................................... 313
15.2.4 Dead-Band Generator ....................................................................................................................... 314
15.2.5 Interrupt/ADC-Trigger Selector .......................................................................................................... 314
15.2.6 Synchronization Methods .................................................................................................................. 314
15.2.7 Fault Conditions ................................................................................................................................. 315
15.2.8 Output Control Block.......................................................................................................................... 315
15.3
15.4
15.5
16.
17.
18.
19.
19.1
19.1.1 Maximum Ratings .............................................................................................................................. 356
19.1.2 Recommended DC Operating Conditions ......................................................................................... 356
19.1.3 On-Chip Low Drop-Out (LDO) Regulator Characteristics .................................................................. 357
19.1.4 Power Specifications ......................................................................................................................... 358
19.1.5 Flash Memory Characteristics ........................................................................................................... 358
19.2
19.2.1 Load Conditions ................................................................................................................................. 359
19.2.2 Clocks ................................................................................................................................................ 359
19.2.3 Analog-to-Digital Converter ............................................................................................................... 360
19.2.4 Analog Comparator............................................................................................................................ 360
19.2.5 Synchronous Serial Interface (SSI) ................................................................................................... 362
19.2.6 JTAG and Boundary Scan ................................................................................................................. 364
19.2.7 General-Purpose I/O.......................................................................................................................... 366
19.2.8 Reset ................................................................................................................................................. 366
20.
Appendix A. Serial Flash Loader ............................................................................................... 370
21.1
21.1.1 UART ................................................................................................................................................. 370
21.1.2 SSI ..................................................................................................................................................... 370
21.2
21.2.1 Packet Format ................................................................................................................................... 371
21.2.2 Sending Packets ................................................................................................................................ 371
21.2.3 Receiving Packets ............................................................................................................................. 371
21.3
21.3.1 COMMAND_PING (0x20) .................................................................................................................. 372
21.3.2 COMMAND_GET_STATUS (0x23) ................................................................................................... 372
21.3.3 COMMAND_DOWNLOAD (0x21)...................................................................................................... 372
21.3.4 COMMAND_SEND_DATA (0x24) ..................................................................................................... 372
21.3.5 COMMAND_RUN (0x22) ................................................................................................................... 373
21.3.6 COMMAND_RESET (0x25)............................................................................................................... 373
6
Pulse Width Modulator (PWM) ......................................................................................... 311
Block Diagram ................................................................................................................................... 311
Functional Description ....................................................................................................................... 311
Initialization and Configuration........................................................................................................... 315
Register Map ..................................................................................................................................... 316
Register Descriptions......................................................................................................................... 318
Pin Diagram ....................................................................................................................... 344
Signal Tables ..................................................................................................................... 345
Operating Characteristics ................................................................................................ 355
Electrical Characteristics ................................................................................................. 356
DC Characteristics ............................................................................................................................. 356
AC Characteristics ............................................................................................................................. 359
Package Information......................................................................................................... 369
Interfaces ........................................................................................................................................... 370
Packet Handling................................................................................................................................. 370
Commands ........................................................................................................................................ 371
Preliminary
February 6, 2007