TC11IB Datasheet, PDF (54/108 Pages) Infineon Technologies AG – 32-Bit Single-Chip Microcontroller

TC11IB
LMB External Bus Unit
The LMB External Bus Control Unit (EBU_LMB) of the TC11IB is the interface between
external resources, like memories and peripheral units, and the internal resources
connected to on-chip buses if enabled. The basic structure and external interconnections
of the EBU are shown in Figure 12.
32
4
24
PMU
LMU
T riC o re
MMU
LMB
DMU
LFI
FAST FPI
To Peripherals
FFI
7
EBU_LMB
SLOW FPI
To Peripherals
and PCP
AD [31:0]
BC [3:0]
A [2 3 :0 ]
RD
R D /W R
W AIT
SVM
HLDA
BREQ
ALE
RAS
C S[6:0]
CSEMU
CSGLB
CSOVL
CAS
CKE
M R /W
RMW
HOLD
CSFPI
EBUCLK
BAA
ADV
ACLK
CMDELAY
MCB04941
Figure 12 EBU Structure and Interfaces
Data Sheet
50
V2.3, 2003-11