AN1045 Просмотр технического описания (PDF) - STMicroelectronics
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AN1045 Datasheet PDF : 16 Pages
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ST7 S/W IMPLEMENTATION OF I2C BUS MASTER
Figure 6. Flowchart of the reception function
RCPT=1
I2Cm_Tx for addresses
transmission
yes
AF?
no
count=1
SDA configured as input
shift of count
j--
I2Cm_RxData
no
count overflows?
yes
j=FF?
no
SDA configured as output
END
Acknowledge
buffin[j]=I2C_DR
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