STM32F407IGH6 Datasheet, PDF (171/185 Pages) STMicroelectronics – 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

STM32F405xx, STM32F407xx
Application block diagrams
Appendix A Application block diagrams
A.1
USB OTG full speed (FS) interface solutions
Figure 86. USB controller configured as peripheral-only and used
in Full speed mode
V_DD
5V to V_DD
Volatge regulator ⁽¹⁾
STM32F4xx
OSC_IN
PA11//PB14
PA12/PB15
OSC_OUT
VBUS
DM
DP
V_SS
MS19000V5
1. External voltage regulator only needed when building a V_BUS powered device.
2. The same application can be developed using the OTG HS in FS mode to achieve enhanced performance
thanks to the large Rx/Tx FIFO and to a dedicated DMA controller.
Figure 87. USB controller configured as host-only and used in full speed mode
GPIO
GPIO+IRQ
STM32F4xx
OSC_IN
PA11//PB14
PA12/PB15
OSC_OUT
V_DD
EN
Overcurrent
Current limiter
power switch⁽¹⁾
5 V Pwr
VBUS
DM
DP
V_SS
MS19001V4
1.
The current limiter is required only if the application has to support
switch can be used if 5 V are available on the application board.
a
V_BUS
powered
device.
A
basic
power
2. The same application can be developed using the OTG HS in FS mode to achieve enhanced performance
thanks to the large Rx/Tx FIFO and to a dedicated DMA controller.
DocID022152 Rev 4
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