Circuitry for a portable test strip reading instrument.

摘要

A portable test strip reading instrument having a microcomputer (10), a battery power source (9) and analog (12) and digital (20) circuitry, the improvement comprising an analog voltage regulator (22) and a digital voltage (21) regulator for the analog and digital circuitry, and means controlled by the microcomputer (10) for turning off the analog regulator when the analog circuitry is not utilized.