STM32F405VEY7 查看數據表（PDF） - STMicroelectronics

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STM32F405VEY7

ARM Cortex-M4 32b MCU+FPU, 210DMIPS, up to 1MB Flash/192+4KB RAM, USB OTG HS/FS, Ethernet, 17 TIMs, 3 ADCs, 15 comm. interfaces & camera

STMicroelectronics 

Electrical characteristics

STM32F405xx, STM32F407xx

Figure 63. PC Card/CompactFlash controller waveforms for common memory read

access

FSMC_NCE4_2(1)

FSMC_NCE4_1

FSMC_A[10:0]

FSMC_NREG

FSMC_NIOWR

FSMC_NIORD

tv(NCEx-A)

td(NREG-NCEx)

td(NIORD-NCEx)

th(NCEx-AI)

th(NCEx-NREG)

th(NCEx-NIORD)

th(NCEx-NIOWR)

FSMC_NWE

td(NCE4_1-NOE)

FSMC_NOE

tw(NOE)

FSMC_D[15:0]

tsu(D-NOE)

th(NOE-D)

1. FSMC_NCE4_2 remains high (inactive during 8-bit access.

ai14895b

Figure 64. PC Card/CompactFlash controller waveforms for common memory write

access

FSMC_NCE4_1

FSMC_NCE4_2 High

FSMC_A[10:0]

tv(NCE4_1-A)

FSMC_NREG

FSMC_NIOWR

FSMC_NIORD

td(NCE4_1-NWE)

FSMC_NWE

td(NREG-NCE4_1)

td(NIORD-NCE4_1)

tw(NWE)

th(NCE4_1-AI)

th(NCE4_1-NREG)

th(NCE4_1-NIORD)

th(NCE4_1-NIOWR)

td(NWE-NCE4_1)

FSMC_NOE

FSMC_D[15:0]

MEMxHIZ =1

td(D-NWE)

tv(NWE-D)

th(NWE-D)

ai14896b

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DocID022152 Rev 4

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