This circuit uses two National Semiconductor LM3914 dot/bar-display-driver ICs to implement a two-digit, 0 to 5V LED voltmeter that mimics a subranging flash ADC. An LED bar graph comprising five LEDs ...
A new stand-alone digital voltmeter (DVM) module is designed for precision measurement applications. Employing a high-resolution A/D converter and integral multi-line character display driver ...
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