NXP Semiconductors MPC5644A Reference Manual page 277

ALE
CLKOUT
Cal_TS
Cal_OE
Cal_WE[0:1]
WR
Cal_RD_
BE[2:3]
Cal_WE[2:3]/
Cal_CS0
Cal_CS2
Cal_CS3
ALE
CLKOUT
TS
TA
OE
WE[0:3]
BDIP
RD_WR
WE[0:1]/BE[0:1]
Freescale Semiconductor
External
Memory
0
Region 0
Controls
Calibration EBI Controls
CS0
CS1
CS2
CS3
System EBI Controls
Region 0
Controls
External
Memory
Figure 14-1. External Bus Interface with Calibration Bus
MPC5644A Microcontroller Reference Manual, Rev. 6
External
Memory
2
Cal_ADDR[13:30]
Cal_DATA[0:31]
Region 2
Controls
Region 0 Region 2
Controls Controls
ADDR[13:30]
DATA[0:31]
External External
Memory Memory
0 1 2
External Bus Interface (EBI)
External
Memory
3
Region 3
Controls
Region 3
Controls
External
Memory
3
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