Hello to everyone !
I am currently working on a portable radio project using TEF6686 tuner module using PIC18F26K22 and a SPI LCD module EADOGM 132.
My issue is as follows:
If I try to read data from the TEF6686 on I2C bus, I can hear the data transaction in the speaker on some certain signal level conditions on FM band/AM band.
On really weak stations there is no I2C bus noise, on strong stations there is no noise. Only on some intermediate signal level, the bus activity can be heard and...
PIC18F26K22 I2C Slew Rate issue
I am currently working on a portable radio project using TEF6686 tuner module using PIC18F26K22 and a SPI LCD module EADOGM 132.
My issue is as follows:
If I try to read data from the TEF6686 on I2C bus, I can hear the data transaction in the speaker on some certain signal level conditions on FM band/AM band.
On really weak stations there is no I2C bus noise, on strong stations there is no noise. Only on some intermediate signal level, the bus activity can be heard and...
PIC18F26K22 I2C Slew Rate issue