Memory Controller
MPC561/MPC563 Reference Manual, Rev. 1.2
10-22
Freescale Semiconductor
Figure 10-18. Consecutive Accesses (Read After Read from Same Bank, EHTR = 1)
10.3.5
Summary of GPCM Timing Options
summarizes the different combinations of timing options.
Table 10-3. Programming Rules for Timing Strobes
TRLX
Access
Type
ACS
CSNT
Address
to CS
Asserted
CS
Negated to
Add/Data
Invalid
Address to
WE/BE or
OE
Asserted
WE/BE
Negated to
Add/Data
Invalid
OE
Negated to
Add/Data
Invalid
Total
Number of
Cycles
0
read
00
X
0
1/4 * clock
3/4 * clock
X
1/4 * clock
2 + SCY
0
read
10
X
1/4 * clock
1/4 * clock
3/4 * clock
X
1/4 * clock
2 + SCY
0
read
11
X
1/2 * clock
1/4 * clock
3/4 * clock
X
1/4 * clock
2 + SCY
0
write
00
0
0
1/4 * clock
3/4 * clock
1/4 * clock
X
2 + SCY
0
write
10
0
1/4 * clock
1/4 * clock
3/4 * clock
1/4 * clock
X
2 + SCY
0
write
11
0
1/2 * clock
1/4 * clock
3/4 * clock
1/4 * clock
X
2 + SCY
0
write
00
1
0
1/4 * clock
3/4 * clock
1/2 * clock
X
2 + SCY
0
write
10
1
1/4 * clock
1/2 * clock
3/4 * clock
1/2 * clock
X
2 + SCY
Clock
Address
TS
TA
CSx
CSy
Data
OE
Tdt
RD/WR
Summary of Contents for MPC561
Page 84: ...MPC561 MPC563 Reference Manual Rev 1 2 lxxxiv Freescale Semiconductor...
Page 144: ...Signal Descriptions MPC561 MPC563 Reference Manual Rev 1 2 2 46 Freescale Semiconductor...
Page 206: ...Central Processing Unit MPC561 MPC563 Reference Manual Rev 1 2 3 62 Freescale Semiconductor...
Page 302: ...Reset MPC561 MPC563 Reference Manual Rev 1 2 7 14 Freescale Semiconductor...
Page 854: ...Time Processor Unit 3 MPC561 MPC563 Reference Manual Rev 1 2 19 24 Freescale Semiconductor...
Page 968: ...Development Support MPC561 MPC563 Reference Manual Rev 1 2 23 54 Freescale Semiconductor...
Page 1144: ...Internal Memory Map MPC561 MPC563 Reference Manual Rev 1 2 B 34 Freescale Semiconductor...
Page 1212: ...TPU3 ROM Functions MPC561 MPC563 Reference Manual Rev 1 2 D 60 Freescale Semiconductor...
Page 1216: ...Memory Access Timing MPC561 MPC563 Reference Manual Rev 1 2 E 4 Freescale Semiconductor...