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Twelve IO pins with four 12-bit ADC channels
fixed readers
Bluetooth client interface with SPP and audio
(In particular
Large 3V Analog Panel Meter Effects Twelve IO pins with fourAnalog panel meters are simple, elegant devices that provide easy to read analog signaling. The Large 3V Analog Panel Meter is about handheld size and features a single screw to open the panel for replacing the backing paper if desired. Although designed for analog signals, this meter can also display digital signals using a PWM signal from a 3V logic microcontroller at 1KHz or faster. The meter's back has two bolts marked Positive and Negative below
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