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MOTOROLA
MC68349 USER’S MANUAL
INDEX- 7
Software Interrupt Vector Register (SWIV), 4-7,
4-28
Software Service Register (SWSR), 4-31
Source Address Register (SAR), 7-34
Source Function Code (SFC), 5-15
SRAM Base Address Registers (SBARx), 5-12
Status Register (SR), 5-15, 8-39
Supervisor Stack Pointer (SSP), 5-15
System Protection Control Register (SYPCR),
4-28
Transmitter Buffer (TB), 8-11, 8-41
User Stack Pointer (USP), 5-15
Vector Base Register, 5-5, 5-28, 5-36, 5-68
Reset, 3-59, 5-30, 5-32
Asynchronous, 3-60
Exception, 5-32
Flowchart, 5-33
Power-On Reset, 3-61, 9-12, 10-3
Reset Peripherals Command, 5-66, 5-77
Status Register (RSR), 4-3, 4-27, 5-66
Synchronous, 3-59
RESET Instruction, 3-61, 5-27, 5-34, 5-66, 7-23,
8-18
RESET Signal, 2-6, 4-39, 5-32
Resume Execution Command, 5-74
Remote Loopback Mode, 8-14
Retry Sequence, 3-47
ROM Interface, 10-4
RTE Instruction ,5-43, 5-47, 5-48, 5-49,
RTS≈ Signal, 8-6, 8-7, 8-11
R≈RDYA Signal, 8-7
RS-232 Interface, 10-5
— S —
SAMPLE/PRELOAD Instruction, 9-10
Save and Restore Operations Table, 5-105
SCLK Signal, 8-3, 8-5, 8-6
Serial Crystal Oscillator Connections (X1, X2), 2-12
Serial External Clock Input (SCLK), 2-12
Serial Interface, 5-57, 5-59
Serial Logic, 5-60
Serial Module, 1-7
Automatic Echo Mode, 8-14
Baud Rate Generator, 8-3, 8-5, 8-8
Block Diagram, 8-1
Block Mode, 8-13
Channel, A 8-6
Channel, B 8-6
Character Mode, 8-13
Communication Channel, 8-3
Example Configuration Code, 8-50
Features, 8-2
Functional Areas, 8-1
I/O Driver Routines, 8-42
Initialization, 8-42
Initializing, 8-48
Interrupt Acknowledge Cycles, 8-17
Interrupt Handling Routine, 8-42
AC Electrical Specifications, 11-20
Local Loopback Mode, 8-14
Looping Modes, 8-14
Multidrop Mode, 8-15
Programming Flowchart, 8-43
Programming Model, 8-4, 8-19
Read Cycles, 8-17
Registers, 8-18
Remote Loopback Mode, 8-14
Write Cycles, 8-17
Shift/Rotate Instruction Table, 5-100
Show Cycle, 3-57, 4-3
Signals
A31–A0, 2-4
AS ,2-7, 3-3
AVEC , 2-6, 3-5, 3-43
BERR, 2-6, 3-4, 3-43,3- 45
BG, 2-8, 3-53, 3-56
BGACK, 3-53, 3-56
BKPT , 2-10
BR , 2-8, 3-53, 3-55
CLKOUT, 2-9
Crystal, 8-5
CS3-CS0, 2-6, 3-52
CTSA, CTSB, 2-13, 8-7, 8-11
D31–D0, 2-5
DACK1 , DACK2 , 2-11, 7-4
DONE1 , DONE2 , 2-12, 7-4
DREQ1 , DREQ2 , 2-11, 7-4
DS , 2-7, 3-4
DSACK≈ , 2-8 3-4, 3-43
DSCLK, 2-10
DSI, 2-11
DSO, 2-11
EXTAL, 2-9
External Clock Signal, 8-5