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[@zipcpu](/creator/twitter/zipcpu)
"@bradipao @DigilentInc This was also my thought. However sub Hz frequencies are not really realistic for I2C. I'm think I'm going to instead try to bias the voltage using a digital PWM "  
[X Link](https://x.com/zipcpu/status/1854162442332340632) [@zipcpu](/creator/x/zipcpu) 2024-11-06T14:02Z 7607 followers, XX engagements


"One key detail. How do you simulate "shall be invalid and ignored" Apparently not the way I did it. A very kind customer caught this bug in my IP for me. Hmm. I might need to replace the "to be ignored" bits with $random in the future to keep from missing this again"  
[X Link](https://x.com/zipcpu/status/1980732107015041128) [@zipcpu](/creator/x/zipcpu) 2025-10-21T20:25Z 7613 followers, XXX engagements


"@chipsandpol Not familiar with it. I'll have to look it up. Sounds useful though"  
[X Link](https://x.com/zipcpu/status/1981202380063416813) [@zipcpu](/creator/x/zipcpu) 2025-10-23T03:33Z 7613 followers, XX engagements