参数资料
型号: STM32F207IGT7TR
厂商: STMICROELECTRONICS
元件分类: 微控制器/微处理器
英文描述: 32-BIT, FLASH, 120 MHz, RISC MICROCONTROLLER, PQFP176
封装: 24 X 24 MM, 1.40 MM HEIGHT, ROHS COMPLIANT, LQFP-176
文件页数: 62/163页
文件大小: 2275K
代理商: STM32F207IGT7TR
Application block diagrams
STM32F205xx, STM32F207xx
154/163
Doc ID 15818 Rev 7
Figure 95.
Master clock (MCK) used to drive the external audio DAC
1.
I2S_SCK is the I2S serial clock to the external audio DAC (not to be confused with I2S_CK).
Figure 96.
Master clock (MCK) not used to drive the external audio DAC
1.
I2S_SCK is the I2S serial clock to the external audio DAC (not to be confused with I2S_CK).
I2S_CK
I2S controller
I2S_MCK = 256 × FSAUDIO
= 11.2896 MHz for FSAUDIO = 44.1 kHz
= 12.2880 MHz for FSAUDIO = 48.0 kHz
/(2 x 16)
/8
/I2SD
FSAUDIO
I2S_SCK(1) = I2S_MCK/8 for 16-bit stereo
for 16-bit stereo
/(2 x 32)
/4
for 32-bit stereo
FSAUDIO
2,3,4,..,129
= I2S_MCK/4 for 32-bit stereo
ai16042
I2SCOM_CK
I2S controller
/(2 x 16)
/I2SD
FSAUDIO
I2S_SCK(1)
for 16-bit stereo
/(2 x 32)
for 32-bit stereo
FSAUDIO
ai16042
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