Table 58. Fsmc_Bcrx Bit Fields; Figure 41. Modec Write Access Waveforms - ST STM32F423 Reference Manual

Flexible static memory controller (FSMC)
The differences compared with Mode1 are the toggling of NOE and the independent read
and write timings.
Bit number
31:22
21
20
19
18:16
15
14
13
12
11
10
9
8
7
6
5:4
282/1324

Figure 41. ModeC write access waveforms

Table 58. FSMC_BCRx bit fields

Bit name
Reserved 0x000
WFDIS As needed
CCLKEN As needed
CBURSTRW 0x0 (no effect in Asynchronous mode)
CPSIZE 0x0 (no effect in Asynchronous mode)
ASYNCWAIT Set to 1 if the memory supports this feature. Otherwise keep at 0.
EXTMOD 0x1
WAITEN 0x0 (no effect in Asynchronous mode)
WREN As needed
WAITCFG Don't care
Reserved 0x0
WAITPOL Meaningful only if bit 15 is 1
BURSTEN 0x0
Reserved 0x1
FACCEN 0x1
MWID As needed
RM0430 Rev 8
Value to set
RM0430