The MS81F1602 is an 8-bit Flash-type microcontroller (MCU) featuring a PIC-based core architecture, manufactured by ORIGIN (often referred to in component supply chains simply as MS or Origin Micro).It is engineered as a highly economical, "bug-free" alternative targeting low-power control systems, and it functions as a functional and structural equivalent to Microchip's legacy PIC16F610-I/SL MCU.