Freescale Semiconductor, Inc.
Pin Assignment Register 1, 4-15, 4-33, 4-37
Pin Assignment Register 2, 4-15, 4-34, 4-37
Pins
Read-Modify-Write Signal, 2-8, 3-19–3-21, 3-40,
3-42–3-43, 3-45
Read/Write Signal, 2-7, 3-2
Real-Time Clock, 4-9
Functions, 4-15
Assignment Encoding, 4-15, 4-34
Port B
Receive Data Signal, 2-11
Received Break, 7-11, 7-24, 7-33
Receiver, 7-9, 7-11
Configuration, 4-5, 4-16
Data Direction Register, 4-35
Data Register, 4-35
Functions, 4-16
Pin Assignment Register, 4-16, 4-35, 4-37
Pins
Baud Rates, 7-26
Buffer, 7-11–7-12, 7-25, 7-30
Disable Command, 7-30
Enable Command, 7-30
FIFO, 7-12–7-13, 7-17, 7-22–7-23, 7-25, 7-33–7-34
Holding Registers, 7-9, 7-11
Ready Signal, 2-12
Functions, 2-6, 2-9, 4-16
Pin Assignment Encoding, 4-16, 4-35
Port Size, 4-14, 6-31
Shift Register, 7-9, 7-12
Timing, 7-12
Port Width, 3-1, 3-7
POT Bits, 8-22, 8-28
Register
Power Considerations, 11-2
Power Consumption, 1-8–1-9, 10-11
Power Dissipation, 10-11
Prefetch Controller, 5-90–5-91
Prefetch Faults, 5-55–5-58, 5-62
Preload Register 1, 8-6–8-13, 8-25–8-27
Preload Register 2, 8-10–8-11, 8-13, 8-26–8-27
Privilege Violations, 5-48
Processor Clock Circuitry, 10-1–10-2
Program Control Instructions, 5-26–5-27
Program Counter, 5-6, 5-67–5-68
Programming Model
Field, 5-74
Indirect Addressing Mode, 5-5
Released Write, 5-57
Remote Loopback Mode, 7-14, 7-38
REQ Bits, 6-27, 6-29, 6-37
Request to Send Signal, 2-11
Reset
Break-Change Interrupt, 7-28
Effect on DMA Transfers, 6-20
Error Status Command, 7-28
Exception, 5-43–5-44
Instruction, 5-85
CPU32, 5-8–5-9
DMA, 6-23
Peripherals Command, 5-85–5-86
Operation, 3-45, 3-46
Serial, 7-19
SIM40, 4-19
Timer, 8-18
Receiver Command, 7-28
Signal, 2-8, 3-45–3-48, 5-66
Status Register, 4-3, 4-23
Types, 3-45
Propagation Delays, 10-7
PS Bits, 4-14, 4-32
Timing, 3-47
PT Bit, 7-23, 7-47
Transmitter Command, 7-28
Values for Counter and Prescaler, 8-2
Vector, 5-4
PTP Bit, 4-7, 4-27, 4-37
Pulse-Width Measurement, 8-12–8-13
Pulse-Width Modulation, 8-6–8-7
RESET Signal, 3-45–3-48, 5-43
Retry Bus Cycle Operation, 3-32, 3-34–3-35
Timing, 3-37
Timing, Late Retry, 3-38
Return From Exception, 5-51–5-52
Return Program Counter, 5-67–5-68
Returning From Background Mode, 5-68
RM Bit, 5-53
— R —
R/F Bit, 7-22, 7-47
R/W Field, 5-73
RB Bit, 7-13, 7-24, 7-30
RC Bits, 7-30
RCS Bits, 7-26
ROM Interface, 10-3
RR Bit, 5-53
Read
RS-232 Interface, 10-4–10-5
RSTEN Bit, 4-29
RTE Instruction, 5-57–5-59, 5-61
RTS Operation, 7-11, 7-22
RTSA Signal, 7-6, 7-37
RTSB Signal, 7-6, 7-36
RTS≈ Signal, 7-11, 7-13, 7-22, 7-29, 7-38
RW Bit, 5-54
RxDx Signal, 7-6, 7-11, 7-14, 7-24
RxRDA Bit, 7-11, 7-13, 7-15, 7-24, 7-25
RxRDYA Bit, 7-34–7-35
A/D Register Command, 5-76–5-77
Cycle Word Read, Flowchart, 3-16
Memory Location Command, 5-79–5-80
Modify Write Cycle, 5-53
Modify Write Faults, 5-55–5-56, 5-58
System Register Command, 5-67, 5-77–5-78
Read-Modify-Write Cycle Timing, 3-19
Retry Operation, 3-36
Interruption, 3-36, 3-43
Operation, 3-4
Index-6
MC68340 USER’S MANUAL
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