
MOTOROLA
ColdFire2/2M User’s Manual
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Index-5
MADDR
2-3
,
3-1
,
3-8
,
3-10
,
3-13
,
3-16
,
3-24
,
3-26
MARB
1-10
MARBC
2-3
,
3-1
MASK
6-3
mask (MASK)
6-3
mask addressing mode
6-4
master bus
1-8
,
3-1
arbitration
1-10
,
3-30
arbitration algorithm
3-30
bus errors
3-28
data transfer mechanism
3-4
data transfers
3-6
exception control cycles
3-27
line read transfers
3-11
line write transfers
3-14
misaligned operands
3-18
normal read transfers
3-6
normal write transfers
3-9
requirements for read transfer
3-5
requirements for write transfers
3-6
reset
3-29
signals
3-1
68K IACK mode enable (IACK_68K)
2-3
,
2-5
,
2-6
,
3-1
,
3-3
,
3-4
,
3-22
abiter control (MARBC)
2-3
,
3-1
address bus (MADDR)
2-3
,
3-1
freeze (MFRZB)
2-4
,
3-2
kill (MKILLB)
2-4
,
3-2
read data bus (MRDATA)
2-4
,
3-2
read data input enable (MIE)
2-4
,
3-2
read/write (MRWB)
2-4
,
3-2
reset (MRSTB)
2-4
,
3-2
size (MSIZ)
2-4
,
3-2
transfer acknowledge (MTAB)
2-5
,
3-2
transfer error acknowledge (MTEAB)
2-5
,
3-3
transfer modifier (MTM)
2-5
,
3-3
transfer start (MTSB)
2-6
,
3-3
transfer type (MTT)
2-6
,
3-3
write data bus (MWDATA)
2-6
,
3-4
transfer modifier encoding
2-5
,
3-3
transfer size encoding
2-5
,
3-2
transfer type
3-4
transfer type encoding
2-6
,
3-4
write data output enable (MWDATAOE)
2-6
,
3-4
See also
registers, signals
memory operand addressing diagram
1-18
memory organization
1-17
MFRZB
2-4
,
3-2
MIE
2-4
,
3-2
,
3-8
,
3-13
,
3-25
,
3-27
misaligned operands
3-18
misaligned transfer diagram
3-19
misalignment unit
3-18
miss fetch algorithm
5-4
,
5-8
MKILLB
2-4
,
3-2
module types
1-4
MOVE from ACC
9-7
,
B-13
MOVE from MACSR
9-7
,
B-14
MOVE from MASK
9-7
,
B-15
MOVE to ACC
9-7
,
B-16
MOVE to CCR
9-7
,
B-18
MOVE to MACSR
B-19
Move to MACSR
9-7
MOVE to MASK
9-7
,
B-21
MOVEC instruction
3-31
,
5-6
,
5-8
,
5-12
,
5-17
,
7-22
,
A-1
MRDATA
2-4
,
3-2
,
3-8
,
3-13
,
3-25
,
3-27
MRSTB
2-4
,
3-2
MRWB
2-4
,
3-2
,
3-8
,
3-10
,
3-13
,
3-16
,
3-24
,
3-26
MSAC
9-8
,
B-7
MSACL
9-8
,
B-9
MSIZ
2-4
,
3-2
,
3-8
,
3-10
,
3-13
,
3-16
,
3-24
,
3-26
MTAB
2-5
,
3-2
,
3-8
,
3-13
,
3-16
,
3-25
,
3-27
MTEAB
2-5
,
3-3
MTM
2-5
,
3-3
,
3-13
MTSB
2-6
,
3-3
,
3-8
,
3-10
,
3-13
,
3-16
,
3-24
,
3-26
MTT
2-6
,
3-3
,
3-8
,
3-10
,
3-13
,
3-16
,
3-24
,
3-26
MULS and MULU
9-5
,
B-1
multiple exceptions
4-6
multiply-accumulate unit
See
MAC unit
MWDATA
2-6
,
3-4
,
3-10
,
3-16
MWDATAOE
2-6
,
3-4
,
3-10
,
3-16
N
new MAC instructions
B-1
F
Freescale Semiconductor, Inc.
n
.