Electrical characteristics
STM32F031x4 STM32F031x6
Figure 30. I2S master timing diagram (Philips protocol)
WI&.
WU&.
&32/
&32/
:6RXWSXW
6'WUDQVPLW
6'UHFHLYH
WF&.
WZ&.+
WY:6
WZ&./
WK:6
WY6'B07
WK6'B07
/6%WUDQVPLW 06%WUDQVPLW
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WVX6'B05
WK6'B05
/6%UHFHLYH 06%UHFHLYH
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/6%WUDQVPLW
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06Y9
1. Data based on characterization results, not tested in production.
2. LSB transmit/receive of the previously transmitted byte. No LSB transmit/receive is sent before the first
byte.
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DocID025743 Rev 4