MPC8544COMEDEV Freescale Semiconductor, MPC8544COMEDEV Datasheet - Page 659
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MPC8544COMEDEV
Manufacturer Part Number
MPC8544COMEDEV
Description
KIT DEV EXPRESS MPC8544COM
Manufacturer
Freescale Semiconductor
Type
MPUr
Datasheets
1.MPC8544VTALF.pdf
(117 pages)
2.MPC8544VTALF.pdf
(2 pages)
3.MPC8544VTALF.pdf
(1340 pages)
Specifications of MPC8544COMEDEV
Contents
Board
For Use With/related Products
MPC8544
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Table 14-24
14.4.2.2
The banks selected to work with the GPCM support an option to drive the LCSn signal with different
timings (with respect to the external address/data bus). LCSn can be driven in any of the following ways:
Freescale Semiconductor
•
1
Simultaneous with the latched memory address. (This refers to the externally latched address, not
the address timing on LAD[0:31]. That is, chip select does not assert during LALE).
TRLX
Total cycles when LALE is asserted for one cycle only (OR n [EAD] = 0; OR n [EAD] = 1 and
LCRR[EADC] = 01). Asserting LALE for more than one cycle increases the total cycle count accordingly.
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
shows the signal behavior and system response for a read access.
Option Register Attributes
MPC8544E PowerQUICC III Integrated Host Processor Family Reference Manual, Rev. 1
Chip-Select Assertion Timing
EHTR
0
0
0
0
0
0
1
1
1
1
1
1
0
0
0
0
0
0
1
1
1
1
1
1
XACS
Table 14-24. GPCM Read Control Signal Timing
0
0
0
1
1
1
0
0
0
1
1
1
0
0
0
1
1
1
0
0
0
1
1
1
ACS
00
10
11
00
10
11
00
10
11
00
10
11
00
10
11
00
10
11
00
10
11
00
10
11
LCS n Asserted
Address to
1+1/4
1+1/2
1+1/4
1+1/2
1/4
1/2
1/4
1/2
0
0
1
2
0
0
1
2
0
0
2
3
0
0
2
3
Signal Behavior (Bus Clock Cycles)
LCS n Negated to
Address Change
1
1
1
1
1
1
2
2
2
2
2
2
5
5
5
5
5
5
9
9
9
9
9
9
Total Cycles
10+2*SCY
12+2*SCY
13+2*SCY
13+2*SCY
12+2*SCY
13+2*SCY
14+2*SCY
8+2*SCY
9+2*SCY
9+2*SCY
8+2*SCY
9+2*SCY
4+SCY
4+SCY
4+SCY
4+SCY
4+SCY
5+SCY
5+SCY
5+SCY
5+SCY
5+SCY
5+SCY
6+SCY
Local Bus Controller
1
14-39
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