STM32F205REY6TR STMicroelectronics, STM32F205REY6TR Datasheet - Page 164
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STM32F205REY6TR
Manufacturer Part Number
STM32F205REY6TR
Description
ARM Microcontrollers - MCU 32-Bit ARM Cortex 512kb Connectivity
Manufacturer
STMicroelectronics
Datasheet
1.STM32F207VFT6TR.pdf
(177 pages)
Specifications of STM32F205REY6TR
Product Category
ARM Microcontrollers - MCU
Rohs
yes
Core
ARM Cortex M3
Data Bus Width
32 bit
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Application block diagrams
A.6
164/177
Ethernet interface solutions
Figure 96. MII mode using a 25 MHz crystal
1. f
2. Pulse per second when using IEEE1588 PTP optional signal.
Figure 97. RMII with a 50 MHz oscillator
1. f
25 MHz
XTAL
XTAL
HCLK
HCLK
must be greater than 25 MHz.
must be greater than 25 MHz.
HCLK (1)
MCU
TIM2
HCLK (1)
MCU
TIM2
OSC
2.5 or 25 MHz
Timer
input
trigger
OSC
Timer
input
trigger
Timestamp
IEEE1588 PTP
comparator
Ethernet
MAC 10/100
Timestamp
IEEE1588 PTP
comparator
PLL
Ethernet
MAC 10/100
STM32
PLL
STM32
synchronous
/2 or /20
Doc ID 15818 Rev 9
HCLK
MCO1/MCO2
HCLK
50 MHz
MII_TX_CLK
MII_TX_EN
MII_TXD[3:0]
MII_CRS
MII_COL
MII_RX_CLK
MII_RXD[3:0]
MII_RX_DV
MII_RX_ER
PPS_OUT (2)
PHY_CLK 25 MHz
50 MHz
MDIO
MDC
RMII_TX_EN
RMII_TXD[1:0]
RMII_RXD[1:0]
RMII_CRX_DV
RMII_REF_CLK
OSC
MDIO
MDC
50MHz
= 15 pins
MII
XT1
XT1
= 7 pins
RMII
PHY 10/100
Ethernet
Ethernet
PHY 10/100
MII + MDC
= 17 pins
50 MHz
RMII + MDC
= 9 pins
STM32F20xxx
MS19968V1
MS19971V1
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