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CCS: what



Tool/software: Code Composer Studio

Hi, Im trying yo Multi I2C, used SF20 * 7ea.

but i got a big problem. i think, it maybe Arbitration-lost interrupt. but i can't handle this.

green - SCL

Yellow-SDA

Top Pic. is Nomal Pulse.and bottom had problem. 

"에러구간"  <<< this point is problem point. is there any solution this problem?

i used 28377D ( Master), SF20 * 7ea ( Slave), 100k Hz I2C clock,

thanks.