Table of Contents
6
October 8, 2006
Preliminary
15.2.8 Output Control Block.......................................................................................................................... 321
15.3
Initialization and Configuration........................................................................................................... 321
15.4
Register Map ..................................................................................................................................... 322
15.5
Register Descriptions......................................................................................................................... 324
16.
Quadrature Encoder Interface (QEI)................................................................................ 349
16.1
Block Diagram ................................................................................................................................... 349
16.2
Functional Description ....................................................................................................................... 349
16.3
Initialization and Configuration........................................................................................................... 352
16.4
Register Map ..................................................................................................................................... 352
16.5
Register Descriptions......................................................................................................................... 352
17.
Pin Diagram ....................................................................................................................... 365
18.
Signal Tables ..................................................................................................................... 366
19.
Operating Characteristics ................................................................................................ 377
20.
Electrical Characteristics ................................................................................................. 378
20.1
DC Characteristics ............................................................................................................................. 378
20.1.1 Maximum Ratings .............................................................................................................................. 378
20.1.2 Recommended DC Operating Conditions ......................................................................................... 378
20.1.3 On-Chip Low Drop-Out (LDO) Regulator Characteristics .................................................................. 379
20.1.4 Power Specifications ......................................................................................................................... 380
20.1.5 Flash Memory Characteristics ........................................................................................................... 380
20.2
AC Characteristics ............................................................................................................................. 381
20.2.1 Load Conditions ................................................................................................................................. 381
20.2.2 Clocks ................................................................................................................................................ 381
20.2.3 Analog Comparator............................................................................................................................ 382
20.2.4 I2C...................................................................................................................................................... 382
20.2.5 Synchronous Serial Interface (SSI) ................................................................................................... 384
20.2.6 JTAG and Boundary Scan ................................................................................................................. 386
20.2.7 General-Purpose I/O.......................................................................................................................... 388
20.2.8 Reset ................................................................................................................................................. 388
21.
Package Information......................................................................................................... 391
Appendix A.
Serial Flash Loader ................................................................................................. 392
A.1
Interfaces ........................................................................................................................................... 392
A.1.1
UART ................................................................................................................................................. 392
A.1.2
SSI ..................................................................................................................................................... 392
A.2
Packet Handling................................................................................................................................. 392
A.2.1
Packet Format ................................................................................................................................... 393
A.2.2
Sending Packets ................................................................................................................................ 393
A.2.3
Receiving Packets ............................................................................................................................. 393
A.3
Commands ........................................................................................................................................ 393
A.3.1
COMMAND_PING (0x20) .................................................................................................................. 394
A.3.2
COMMAND_GET_STATUS (0x23) ................................................................................................... 394
A.3.3
COMMAND_DOWNLOAD (0x21)...................................................................................................... 394
A.3.4
COMMAND_SEND_DATA (0x24) ..................................................................................................... 394
A.3.5
COMMAND_RUN (0x22) ................................................................................................................... 395
A.3.6
COMMAND_RESET (0x25)............................................................................................................... 395