A Dot Matrix Display TrueType Font
One the things I do when starting a design for a user interface for a device with limited capabilities is …
Author Archives: rberteig
Address Correction Requested
New Address: Cheshire Engineering Corp. 710 South Myrtle Ave, Ste 315 Monrovia, CA 91016 +1-626-303-1602 http://www.cheshireeng.com Inquiry@cheshireeng.com We moved, and …
Cheshire is Moving!
Pardon our dust and general confusion, we moved. As of October 2015, our address is: Cheshire Engineering Corp. 710 S …
Using fossil with an IDE
I use fossil for revision control, and love it. It scales wonderfully from projects with a single developer to larger …
Even more PCM bit depth and a look at the filter response
This post describes improvements in the dynamic range of PCM samples recovered from the PDM microphone in the SPLear™ sound …
More dynamic range in the SPLear PDM conversion
This post describes improvements in the dynamic range of PCM samples recovered from the PDM microphone in the SPLear™ sound …
SPLear firmware improvements: scared threshold and packetized recording
This post describes some tweaks to SPLear™ sound level measurement module firmware to make it more useful when connected to …
Recording what scared us with a SPLear and a Raspberry Pi
This post describes how to record audio from a SPLear™ sound level measurement module connected to a Raspberry Pi, when …
Hearing the SPLear with GPIO on a Raspberry Pi
This post describes how to use outputs other than the UART from a SPLear™ sound level measurement module connected to …
Raspberry Pi Wifi Stability
This is a followup to my earlier post about configuring a Raspberry Pi for headless operation over WiFi. Since configuring …
Words from Cheshire Engineering Corp. 