MC68LC060RC66 Freescale Semiconductor, MC68LC060RC66 Datasheet - Page 172
MC68LC060RC66
Manufacturer Part Number
MC68LC060RC66
Description
IC MPU 32BIT 66MHZ 206-PGA
Manufacturer
Freescale Semiconductor
Datasheet
1.MC68060RC50.pdf
(416 pages)
Specifications of MC68LC060RC66
Processor Type
M680x0 32-Bit
Speed
66MHz
Voltage
3.3V
Mounting Type
Surface Mount
Package / Case
206-PGA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Features
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MOTOROLA
edges has expired. The signal SAS is provided as a status output to indicate which BCLK
rising edge the processor begins to sample the termination signals. If this mode is dis-
TBI ASSERTED
1) SET R/W TO READ
2) DRIVE ADDRESS ON A31–A0
3) DRIVE UP A1–UPA0, TT1–TT0, TM2–TM0,
4) DRIVE SIZ1–SIZ0 TO LINE
5) ASSERT TS FOR ONE BCLK
6) ASSERT TIP
7) ASSERT SAS IMMEDIATELY IF
1) REGISTER DATA
2) SAMPLE TBI AND TCI
3) INCREMENT A3–A2 IF CLA ASSERTED
CIOUT, TLN1–TLN0, LOCK, LOCKE, BS3–BS0
ACKNOWLEDGE TERMINATION IGNORE
STATE CAPABILITY DISABLED. ELSE,
ASSERT SAS AFTER READ PRIMARY
IGNORE STATE COUNTER HAS EXPIRED
1) ASSERT SAS IMMEDIATELY IF
1) REGISTER DATA
2) INCREMENT A3–A2 IF CLA
1) NEGATE LOCK, LOCKE IF
1) NEGATE TIP OR START NEXT
ACKNOWLEDGE TERMINATION
IGNORE STATE CAPABILITY
DISABLED. ELSE, ASSERT SAS
AFTER READ SECONDARY
IGNORE STATE COUNTER HAS
EXPIRED.
ASSERTED
NECESSARY
CYCLE
PROCESSOR
4 LW DONE
Figure 7-14. Line Read Cycle Flowchart
TBI NEGATED
M68060 USER’S MANUAL
CONTINUE WITH FIG. 7-16
1) DECODE ADDRESS
2) PLACE DATA ON D31–D0
3) ASSERT TA FOR ONE BCLK
4) ASSERT CLA TO INCREMENT A3–A2
1) DECODE ADDRESS
2) PLACE DATA ON D31–D0
3) ASSERT TA FOR ONE BCLK
4) ASSERT CLA TO INCREMENT A3–A2
5) ASSERT TBI OR TCI AS NEEDED
1) THREE-STATE D31–D0
4 LW NOT DONE
SYSTEM
Bus Operation
7-17
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