Personally speaking, I found it more pleasant to read Hammett than Chandler. Both writers are great, and deliver the best in the prose, character development, settings and all, but I found The Maltese Falcon more interesting than The Big Sleep and Farewell, my Lovely. Hammett's prose is straightforward.
The Builders Hardware Manufacturers Association (BHMA) is the trade association for North American manufacturers of commercial builders hardware. BHMA is involved in standards, code and life safety regulations and other activities that specifically impact builders hardware. more.
The input is high-Z, momentarily goes low, and then back to high-Z. This example is retriggerable. A monostable multivibrator is an electronic circuit that generates an output pulse. When triggered, a pulse of pre-defined duration is produced. The circuit then returns to its quiescent state and produces no more output until triggered again.