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PDF LM3S1968 Data sheet ( Hoja de datos )
| Número de pieza | LM3S1968 | |
| Descripción | Microcontroller | |
| Fabricantes | Luminary | |
| Logotipo |  |
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PRELIMINARY
LM3S1968 Microcontroller
DATA SHEET
DS-LM3S1968-1582
Copyright © 2007 Luminary Micro, Inc.
1 page  
LM3S1968 Microcontroller
10 General-Purpose Timers ................................................................................................. 201
10.1 Block Diagram ........................................................................................................................ 202
10.2 Functional Description ............................................................................................................. 202
10.2.1 GPTM Reset Conditions .......................................................................................................... 202
10.2.2 32-Bit Timer Operating Modes .................................................................................................. 202
10.2.3 16-Bit Timer Operating Modes .................................................................................................. 204
10.3 Initialization and Configuration ................................................................................................. 208
10.3.1 32-Bit One-Shot/Periodic Timer Mode ....................................................................................... 208
10.3.2 32-Bit Real-Time Clock (RTC) Mode ......................................................................................... 209
10.3.3 16-Bit One-Shot/Periodic Timer Mode ....................................................................................... 209
10.3.4 16-Bit Input Edge Count Mode ................................................................................................. 210
10.3.5 16-Bit Input Edge Timing Mode ................................................................................................ 210
www.DataSheet4U1.0c.o3m.6 16-Bit PWM Mode ................................................................................................................... 211
10.4 Register Map .......................................................................................................................... 211
10.5 Register Descriptions .............................................................................................................. 212
11 Watchdog Timer ............................................................................................................... 237
11.1 Block Diagram ........................................................................................................................ 237
11.2 Functional Description ............................................................................................................. 237
11.3 Initialization and Configuration ................................................................................................. 238
11.4 Register Map .......................................................................................................................... 238
11.5 Register Descriptions .............................................................................................................. 239
12 Analog-to-Digital Converter (ADC) ................................................................................. 260
12.1 Block Diagram ........................................................................................................................ 261
12.2 Functional Description ............................................................................................................. 261
12.2.1 Sample Sequencers ................................................................................................................ 261
12.2.2 Module Control ........................................................................................................................ 262
12.2.3 Hardware Sample Averaging Circuit ......................................................................................... 263
12.2.4 Analog-to-Digital Converter ...................................................................................................... 263
12.2.5 Test Modes ............................................................................................................................. 263
12.2.6 Internal Temperature Sensor .................................................................................................... 263
12.3 Initialization and Configuration ................................................................................................. 264
12.3.1 Module Initialization ................................................................................................................. 264
12.3.2 Sample Sequencer Configuration ............................................................................................. 264
12.4 Register Map .......................................................................................................................... 265
12.5 Register Descriptions .............................................................................................................. 266
13 Universal Asynchronous Receivers/Transmitters (UARTs) ......................................... 293
13.1 Block Diagram ........................................................................................................................ 294
13.2 Functional Description ............................................................................................................. 294
13.2.1 Transmit/Receive Logic ........................................................................................................... 294
13.2.2 Baud-Rate Generation ............................................................................................................. 295
13.2.3 Data Transmission .................................................................................................................. 296
13.2.4 Serial IR (SIR) ......................................................................................................................... 296
13.2.5 FIFO Operation ....................................................................................................................... 297
13.2.6 Interrupts ................................................................................................................................ 297
13.2.7 Loopback Operation ................................................................................................................ 298
13.2.8 IrDA SIR block ........................................................................................................................ 298
13.3 Initialization and Configuration ................................................................................................. 298
13.4 Register Map .......................................................................................................................... 299
September 02, 2007
Preliminary
5
5 Page 
LM3S1968 Microcontroller
Table 22-10.
Table 22-11.
Table 22-12.
Table 22-13.
Table 22-14.
Table 22-15.
Table 22-16.
Table C-1.
Analog Comparator Voltage Reference Characteristics .................................................... 492
I2C Characteristics ......................................................................................................... 493
Hibernation Module Characteristics ................................................................................. 493
SSI Characteristics ........................................................................................................ 494
JTAG Characteristics ..................................................................................................... 496
GPIO Characteristics ..................................................................................................... 498
Reset Characteristics ..................................................................................................... 498
Part Ordering Information ............................................................................................... 525
www.DataSheet4U.com
September 02, 2007
Preliminary
11
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet LM3S1968.PDF ] | |
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