UPSD3354DV-40U6 Datasheet, PDF (179/272 Pages) STMicroelectronics – fast 8032 MCU with programmable logic

UPSD33xx
Figure 58. VM register control of memories
PSD module
8032 Address
53 Other PLD Inputs
WR
DPLD
RS0
CSBOOT0 - CSBOOT3
FS0 - FS7
Main Flash
Memory
CS
WR OE
VM REG BIT 4
CS
Secondary
Flash
Memory
CS
SRAM
WR OE
WR OE
WR
VM REG BIT 3
duct(s) _RD
te ^{Pro VM REG BIT 2}
sole VM REG BIT 1
- ^Ob _{VM REG BIT 0}
Obsolete ^{Product(s) PSEN}
RD
AI02870D
Doc ID 9685 Rev 7
179/272