DSM2190F4 STMicroelectronics, DSM2190F4 Datasheet - Page 14

• Manufacturer Part Number: DSM2190F4
• Description: DSM (Digital Signal Processor System Memory) For Analog Devices ADSP-2191 DSPs (3.3V Supply)
• Manufacturer: STMicroelectronics

DSM2190F4
SPECIFYING THE MEMORY MAP WITH PSDSOFT EXPRESS
The memory map shown in Figure 7 can be easily
implemented using PSDsoft Express
and-click environment. PSDsoft Express
generate Hardware Definition Language (HDL)
Figure 8. HDL Statements Generated from PSDsoft Express to Implement Memory Map
Specifying these equations using PSDsoft Ex-
press
specify the equation for the 32K Byte Flash mem-
ory segment, fs2 . Notice fs2 is qualified with the
Figure 9. PSDsoft Express
14/61
TM
is very simple. Figure 9 shows how to
csiop = ((address >= ^h2000) & (address <= ^h20FF) & (!_ioms));
fs0 = ((address >= ^h10000) & (address <= ^h17FFF) & (!_bms));
fs1 = ((address >= ^h18000) & (address <= ^h1FFFF) & (!_bms));
fs2 = ((address >= ^h20000) & (address <= ^h27FFF) & (!_bms));
fs3 = ((address >= ^h28000) & (address <= ^h2FFFF) & (!_bms));
fs4 = ((address >= ^h30000) & (address <= ^h37FFF) & (!_bms));
fs5 = ((address >= ^h38000) & (address <= ^h3FFFF) & (!_bms));
fs6 = ((address >= ^h40000) & (address <= ^h47FFF) & (!_bms));
fs7 = ((address >= ^h48000) & (address <= ^h4FFFF) & (!_bms));
csboot0 = ((address >= ^h50000) & (address <= ^h51FFF) & (!_bms));
csboot1 = ((address >= ^h52000) & (address <= ^h53FFF) & (!_bms));
csboot2 = ((address >= ^h54000) & (address <= ^h55FFF) & (!_bms));
csboot3 = ((address >= ^h56000) & (address <= ^h57FFF) & (!_bms));
TM
Memory Mapping
TM
in a point-
TM
will
statements of the ABEL language. Figure 8 shows
the resulting equations generated by PSDsoft Ex-
press
signals
ed for all other Flash memory segments, the csiop
register block, and any external chip select signals
that may be needed (ADC, etc.).
TM
.
BMS
TM
. This specification process is repeat-