TM4C123GH6ZXR Datasheet, PDF (9/1472 Pages) Texas Instruments – Tiva Microcontroller

Tiva^™ TM4C123GH6ZXR Microcontroller
18 Universal Serial Bus (USB) Controller ............................................................. 1133
18.1 Block Diagram ........................................................................................................... 1134
18.2 Signal Description ..................................................................................................... 1134
18.3 Functional Description ............................................................................................... 1135
18.3.1 Operation as a Device ............................................................................................... 1135
18.3.2 Operation as a Host ................................................................................................... 1141
18.3.3 OTG Mode ................................................................................................................ 1144
18.3.4 DMA Operation ......................................................................................................... 1146
18.4 Initialization and Configuration .................................................................................... 1147
18.4.1 Pin Configuration ....................................................................................................... 1147
18.4.2 Endpoint Configuration .............................................................................................. 1148
18.5 Register Map ............................................................................................................ 1148
18.6 Register Descriptions ................................................................................................. 1154
19 Analog Comparators .......................................................................................... 1249
19.1 Block Diagram ........................................................................................................... 1250
19.2 Signal Description ..................................................................................................... 1250
19.3 Functional Description ............................................................................................... 1251
19.3.1 Internal Reference Programming ................................................................................ 1252
19.4 Initialization and Configuration .................................................................................... 1254
19.5 Register Map ............................................................................................................ 1255
19.6 Register Descriptions ................................................................................................. 1255
20 Pulse Width Modulator (PWM) .......................................................................... 1265
20.1 Block Diagram ........................................................................................................... 1266
20.2 Signal Description ..................................................................................................... 1268
20.3 Functional Description ............................................................................................... 1270
20.3.1 Clock Configuration ................................................................................................... 1270
20.3.2 PWM Timer ............................................................................................................... 1270
20.3.3 PWM Comparators .................................................................................................... 1270
20.3.4 PWM Signal Generator .............................................................................................. 1271
20.3.5 Dead-Band Generator ............................................................................................... 1272
20.3.6 Interrupt/ADC-Trigger Selector ................................................................................... 1272
20.3.7 Synchronization Methods .......................................................................................... 1273
20.3.8 Fault Conditions ........................................................................................................ 1274
20.3.9 Output Control Block .................................................................................................. 1275
20.4 Initialization and Configuration .................................................................................... 1275
20.5 Register Map ............................................................................................................ 1276
20.6 Register Descriptions ................................................................................................. 1279
21 Quadrature Encoder Interface (QEI) ................................................................. 1344
21.1 Block Diagram ........................................................................................................... 1344
21.2 Signal Description ..................................................................................................... 1346
21.3 Functional Description ............................................................................................... 1347
21.4 Initialization and Configuration .................................................................................... 1349
21.5 Register Map ............................................................................................................ 1350
21.6 Register Descriptions ................................................................................................. 1350
22 Pin Diagram ........................................................................................................ 1367
23 Signal Tables ...................................................................................................... 1368
23.1 Signals by Pin Number .............................................................................................. 1369
June 12, 2014
9
Texas Instruments-Production Data