System Architecture The TSC695F is to be used as an embedded processor requiring only memory and
application specific peripherals to be added to form a complete on-board computer. All
other system support functions are provided by the core.
Figure 2. System Architecture Based on TSC695F
DMA Unit
Boot PROM
Ax[31:0]
Xtd PROM
Xchg Mem
Glue
Logic
Xtd RAM
Local
Memory
I/O 0
to
I/O 3
DMAGNT
DMAREQ
DMAAS
Xtd I/O
(BUFFEN, DDIR)
Xtd general
MEMCtrl
(ROMCS, EXMCS, IOSEL[3:0], MEMWR, IOWR, OE, BUSRDY,...)
Memory
Interface
FPU
RAMCtrl
(MEMCS[9:0], MEMWR, OE)
RAM
Memory
DMA
DMA
(0 WS)
A[31:0]
IU
User
Application
Peripherals
TSC695F
4
TSC695F
4118H–AERO–06/03
ATMEL [ ATMEL ]
