The D8155HC-2 is a 40-pin DIP (Dual Inline Package) microcontroller manufactured by NEC. It is based on the 8-bit NEC μPD8155H microprocessor and is designed for use in embedded systems. The D8155HC-2 is a single-chip microcontroller that includes an 8-bit CPU, ROM, RAM, I/O ports, and timer/counter functions. It has an internal clock frequency of 2 MHz and supports external clock frequencies up to 6 MHz. It has a total of 32 I/O ports, including 8-bit parallel I/O ports, 8-bit serial I/O ports, and 16-bit timer/counter functions. It also has an on-chip power-on reset circuit and a watchdog timer. The D8155HC-2 is suitable for use in a wide range of embedded applications, including industrial automation, medical equipment, and consumer electronics. It is also suitable for use in automotive applications, such as engine control and body control.(For reference only)
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