beautypg.com

Motorola ColdFire MCF5281 User Manual

Page 753

background image

Freescale Semiconductor

Index-5

Exceptions

access error 2-18
divide-by-zero 2-20
exception stack frame 2-17
format error 2-21
illegal instruction 2-19
overview 2-15
privilege violation 2-20
reset 2-22
trace 2-20
TRAP instruction 2-22

External interface module (EIM), seebus
EXTEST instruction 31-7

F

Fault confinement state (FCS) 25-27
Fault-on-fault 2-22
Fault-on-fault halt 30-17
FEC, see Ethernet
Flash, see ColdFire Flash module
FlexCAN

bit timing 25-12
CAN system overview 25-4
error counters 25-13
features 25-1
format frames 25-5

25-7

IDLE bit 25-27
initialization sequence 25-14
interrupts 25-17
memory map 25-2
message buffers

BUSY 25-6
EMPTY 25-6
FULL 25-6
handling 25-10

locking and releasing 25-11
receive deactivation 25-10
serial message buffers 25-10
transmit deactivation 25-10

NOT ACTIVE 25-6
overload frames 25-12
OVERRUN 25-6
receive

codes 25-6
error status flag (RXWARN) 25-27
pin configuration control (RXMODE) 25-20

remote frames 25-11
self-received frames 25-10
status 25-27
structure 25-4
time stamp 25-12
transmit

codes 25-6
error status flag (TXWARN) 25-26
length 25-6
pin configuration control (TXMODE) 25-20

NOTRDY bit 25-17
operation

auto power save mode 25-17
bit timing configuration 25-13
debug mode 25-15
listen-only mode 25-12
low-power modes 7-11

,

25-15

overview 25-1
receive process 25-9
registers

bit timing 25-12
control 0–2 (CANCTRLn) 25-20

25-22

error and status (ESTAT) 25-25
free running timer (TIMER) 25-23
interrupt flag (IFLAG) 25-28
interrupt mask (IMASK) 25-27
module configuration (CANMCR) 25-18
prescaler divide (PRESDIV) 25-22
receive error counter (RXECTR) 25-29
receive mask (RXGMASK, RXnMASK) 25-24
transmit error counter (TXECTR) 25-30

SAMP bit 25-21
transmit process 25-8

Frame reception, FlexCAN 25-9
Frame transmission, FlexCAN 25-8

G

General purpose timers

block diagram 20-2
features 20-1
functional description 20-17
GPIO ports 20-19
input capture 20-17
interrupts

channel flags 20-21
pulse accumulator input 20-22
pulse accumulator overflow 20-22
timer overflow 20-22

low-power modes 7-11
memory map 20-4
operation

event counter mode 20-18
gated time accumulation mode 20-19
low-power modes 20-3

output compare 20-18
prescaler 20-17
pulse accumulator

event counter mode 20-18

MCF5282 and MCF5216 ColdFire Microcontroller User’s Manual, Rev. 3

This manual is related to the following products: