STM32F205RB View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

STM32F205RB

ARM-based 32-bit MCU, 150DMIPs, up to 1 MB Flash/128+4KB RAM, USB OTG HS/FS, Ethernet, 17 TIMs, 3 ADCs, 15 comm. interfaces & camera

STMicroelectronics 

Application block diagrams

STM32F20xxx

A.4 USB OTG high speed (HS) interface solutions

Figure 89. OTG HS (high speed) device connection, host and dual-role

in high-speed mode with external PHY

STM32F20xxx

USB HS

OTG Ctrl

FS PHY

DP

not connected

DM

ULPI

ULPI_CLK

ULPI_D[7:0]

ULPI_DIR

ULPI_STP

ULPI_NXT

XT1

PLL

24 or 26 MHz XT(1)

High speed

OTG PHY

MCO1 or MCO2

XI

DP

DM

ID(2)

VBUS

VSS

USB

connector

ai16036c

1. It is possible to use MCO1 or MCO2 to save a crystal. It is however not mandatory to clock the STM32F20x

with a 24 or 26 MHz crystal when using USB HS. The above figure only shows an example of a possible

connection.

2. The ID pin is required in dual role only.

160/177

Doc ID 15818 Rev 9

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