Software Real Time Clock (RTC) for the dsPIC33EP512MC502
Although the dsPIC33EP512MC502 does not have an integrated Real Time Clock (RTC) for time keeping, this can easily be overcome by configuring
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Hardware
16-bit stereo audio DAC on dsPIC33FJ128GP802
The dsPIC33FJ128GP802 is among the few devices in the dsPIC33F family that have an integrated 16-bit stereo DAC module. The DAC can be
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Measuring temperature using the dsPIC Charge Time Measurement Unit (CTMU)
In an attempt to save an I/O pin originally used for the DHT11 to measure ambient temperature in one of my
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Mini USB/SD MP3 player module (AB20CL5A5U) from AliExpress
I purchased a mini USB/SD MP3 player module from AliExpress for a mere $4, shipping included, which arrived in great
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Portable 500m AM transmitter from AliExpress
I bought an AM transmitter kit for $20 from AliExpress just to test the AM performance of my various radios during
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Twinhead A5020 566MHz Intel Celeron laptop
In order to play DOS and early Windows games, I searched eBay for a cheap laptop that can run Windows 98, preferably
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Tweaking the AlphaSmart Neo, a great portable word processor with 700-hour battery life
Although I really love my AlphaSmart Dana, its limited battery life which requires recharging every couple of days as well as the
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CCTVs and SD card life expectancy
To most users, flash memory wear out is typically not a concern, even more so when they have to ask about
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Flueron, V380 Pro and Raspberry Pi Zero as wireless CCTV cameras
A while ago I wrote a few articles describing how to use the Flueron, V380 Pro as well as the Raspberry Pi
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Sangean PR-D14 AM/FM Radio with USB MP3/WMA Playback
Although the Sangean PR-D3 has been my favorite radio due to its superb sensitivity and overall build quality, the adventurous part
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DigiTech AR1780 and XHDATA D-808 portable FM/SW/MW/LW/SSB radio
For all intents and purposes, the DigiTech AR1780 and the XHDATA D-808 can be said to be the same radio, with
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