MC68340AB16E Datasheet, PDF (223/441 Pages) Motorola, Inc – Integrated Processor with DMA User’s Manual

Freescale Semiconductor, Inc.
Command Format:
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
Command Sequence:
RESET
???
ASSERT
RESET
XXX
"ILLEGAL"
XXX
"NOT READY"
NEXT CMD
"CMD COMPLETE"
NEXT CMD
"NOT READY"
Operand Data:
None
Result Data:
The “command complete” response ($0FFFF) is loaded into the serial shifter after
negation of RESET.
5.6.2.8.15 No Operation (NOP). NOP performs no operation and may be used as a null
command where required.
Command Format:
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Command Sequence:
NOP
NEXT CMD
???
"CMD COMPLETE"
XXX
"ILLEGAL"
NEXT CMD
"NOT READY"
Operand Data:
None
Result Data:
The “command complete” response ($0FFFF) is returned during the next shift
operation.
5-86
MC68340 USER’S MANUAL
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