TC1115 Datasheet, PDF (35/103 Pages) Infineon Technologies AG – 32-Bit Single-Chip Microcontroller Advance Information

TC1115
Advance Information
Functional Description
3.5
LMB External Bus Unit
The LMB External Bus Control Unit (EBU) of the TC1115 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 3-1.
32
4
24
PMI
4
TriCore ^TM
MMU
LMB
DMI
LFI
FPI
To Peripherals
EBU_LMB
Figure 3-1 EBU Structure and Interface
AD[31:0]
BC[3:0]
A[23:0]
RD
RD/WR
ALE
CS[3:0]
CSCOMB
ADV
BAA
WAIT
MR/W
BFCLKI
BFCLKO
CKE
CAS
RAS
SDCLKI
SDCLKO
Port 0
Control
Port 2
Control
Port 1
Control
P0.4/BREQ
P0.5/HOLD
P0.6/HLDA
P2.0/CSEMU
P1.15/RMW
MCB04941_mod
Data Sheet
29
V1.0, 2005-02