ST STM32F207 series - Figure 406. Mode C Read Accesses; Figure 407. Mode C Write Accesses

RM0033 Rev 9 1279/1381
RM0033 Flexible static memory controller (FSMC)
1318
Mode C - NOR Flash - OE toggling
Figure 406. Mode C read accesses
Figure 407. Mode C write accesses
The differences compared with mode1 are the toggling of NOE and the independent read
and write timings.
A[25:0]
NOE
ADDSET DATAST
Memory transaction
NEx
D[15:0]
HCLK cycles HCLK cycles
NWE
NADV
data driven
by memory
ai15564
High
A[25:0]
NOE
ADDSET (DATAST + 1)
Memory transaction
NEx
D[15:0]
HCLK cycles HCLK cycles
NWE
NADV
data driven by FSMC
ai15565
1HCLK