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Altera_Forum
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10 years ago

Cyclone V GX Starter Kit - Audio Codec

Hello, I have recently purchased a Cyclone V GX Starter Kit (https://c5g.terasic.com) which includes an onboard Audio Codec chip (SSM2603). I am fairly new to FPGA's, used them a bit in school...
Altera_Forum's avatar
Altera_Forum
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10 years ago

Good idea. But here is something interesting. I wrote a little RTL to just ask the codec, via I2C, it's "ID". I got no "slave" ACKs and no data response from the codec (I used SignalTapII to view the actual I2C data and clock streams right at the I/O - well as close to the I/O as the tool allows). Trouble is I don't have access to the good board right now so I can't rerun my little RTL I2C test on a known good board to see if the RTL has an error