Forum Discussion

Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

I got a problem on DE2-TV,I2C_controller

I2C_SCLK begins at SD_COUNTER 4 and ends at SD_COUNTER 30，while I2C_SDAT begins at SD_COUNTER 3 and ends at SD_COUNTER 29.Why don's they transfer data in the same time. IN addation ,I2C_SDA...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

the first couple of counts sets up the start condition for the write process and the last couple of counts are the end condition. I2C_DAT is the program data coming into this module and I2C_SDAT is the serial data going to the codec. Hope this helps