Table 73. Fmc_Btrx Bit Fields - ST STM32F446 Series Reference Manual

Flexible memory controller (FMC)
Bit number
12
11
10
9
8
7
6
5-4
3-2
1
0
Bit number
31-30
29:28
27-24
23-20
19-16
15-8
7-4
3-0
286/1328
Table 72. FMC_BCRx bit fields (continued)
Bit name
WREN 0x1
WAITCFG 0x0
Reserved 0x0
WAITPOL to be set according to memory
BURSTEN no effect on synchronous write
Reserved 0x1
FACCEN Set according to memory support
MWID As needed
MTYP 0x1
MUXEN As needed
MBKEN 0x1

Table 73. FMC_BTRx bit fields

Bit name
Reserved 0x0
ACCMOD 0x0
DATLAT Data latency
0x0 to get CLK = HCLK (not supported)
CLKDIV
0x1 to get CLK = 2 × HCLK
BUSTURN Time between NEx high to NEx low (BUSTURN HCLK).
DATAST Don't care
ADDHLD Don't care
ADDSET Don't care
RM0390 Rev 4
Value to set
Value to set
RM0390