RL78/L1A MCUs from Renesas Electronics have on-chip high-precision 12-bit A/D converters, programmable gain Rail-to-Rail Amplifier with analog switch, D/A converter and voltage reference that are ideal for blood glucose level measurement. They also integrate the peripheral functions as LCD control, oscillator and flash memory required for a blood glucose monitor, which helps to reduce overall cost and extend battery life.

Blood Glucose Monitor

System Block Diagram

System Block Diagram

Recommended Products
Block Semiconductor Device Recommended Products Features, etc.
Main controller +sensor Bio-sensing Front End MCU RL78/L1A LCD control,12-bit A/D, 12-bit D/A,
Comparator, Rail-to-Rail op-amp,
16-bit MCU
Main controller MCU 78K0R/Lx3 LCD Control, 12-bit A/D, 12-bit D/A, On-chip op-amp, 16-bit MCU
RL78/L1C On-chip LCD control, 16-bit MCU
Sensor Analog front end Smart Analog IC300 Low voltage configurable amplifier
Configurable amplifier: 3 channels
Operating voltage: 2.2 to 3.6 V (low-voltage product)
Smart Analog IC500 Configurable amplifier
Configurable amplifier: 3 channels
Operating voltage: 3.0 to 5.5 V
Communication BLE MCU RL78/G1D Bluetooth v4.1 Specification (Single mode)
Low Power RF
(Tx=4.3 mA, Rx=3.5 mA with DC/DC )
Related Software
Related Boards
Name Part No.

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