STM32F205REY6TR STMicroelectronics, STM32F205REY6TR Datasheet - Page 161

• Manufacturer Part Number: STM32F205REY6TR
• Description: ARM Microcontrollers - MCU 32-Bit ARM Cortex 512kb Connectivity
• Manufacturer: STMicroelectronics

Specifications of STM32F205REY6TR

• Product Category: ARM Microcontrollers - MCU
• Rohs: yes
• Core: ARM Cortex M3
• Data Bus Width: 32 bit

STM32F20xxx
A.5
Complete audio player solutions
Two solutions are offered, illustrated in
Figure 90
This solution implements an audio crystal to provide audio class I
clock (0.5% error maximum, see the Serial peripheral interface section in the reference
manual for details).
Figure 90. Complete audio player solution 1
Figure 91
synchronization of input/output audio streaming using a hardware Codec.
Figure 91. Complete audio player solution 2
1. SOF = start of frame.
or 14.7456 MHz
Mass-storage
Mass-storage
SDCard
or 14.7456 MHz
SDCard
MMC/
MMC/
device
25 MHz
device
XTAL
USB
25 MHz
USB
XTAL
shows storage media to audio DAC/amplifier streaming using a software Codec.
shows storage media to audio Codec/amplifier streaming with SOF
SOF
SOF synchronization of input/output
FSMC
PHY
OTG
SPI/
+
mode) +
audio streaming
FSMC
(host
SPI/
OTG
PHY
Doc ID 15818 Rev 9
Cortex-M3 core
up to 120 MHz
Program memory
Cortex-M3 core
up to 120 MHz
application
System
User
Program memory
File
Figure 90
application
CODEC
System
Audio
User
File
and
FSMC
GPIO
SPI/
I2S
Figure
GPIO
SPI
I2S
91.
Application block diagrams
Audio PLL
+DAC
2
S accuracy on the master
buttons
Control
screen
touch
LCD
Audio
ampli
DAC +
Audio
ampli
buttons
screen
Control
touch
LCD
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