Glucose Meter HT45F67 Characteristics Specifications ◆ ◆ ◆ ◆ Operating voltage : DC 3V Measurement Range : 30 ~ 600mg / dL demo uses a resistance to simulate the specimen Temperature display Battery voltage monitoring IAP stores test data ◆ ◆ IAP reads and writes data, replaces the external EEPROM, directly stores the test data in the Flash Memory Large Flash Memory capacity, allowing for more flexible test data storage DAC Voice Function ‒ demo has optional voice free function Application Areas Block Diagram C-type LCD OPA1 ADC I/O OPA2 DAC 32kHz RTC System Crystal Oscillator Oscillator Timer Application Circuit Reference Voltage 32 / 8kW Flash Memory 512 / 256KB SRAM Holtek 8-bit MCU Core Voice Function SPI Flash ROM Audio Amp. Speaker Audio DAC HT82V739 UART HOST USB Bridge