V25TM 16/8-BIT SINGLE-CHIP MICROCONTROLLER

The µPD70320 (V25) is a single-chip microcontroller on which 16-bit CPU, RAM, serial interface, timer, DMA controller, interrupt controller, etc. are all integrated. The µPD70320 is compatible with the 8/16-bit microprocessor µPD70108/70116 (V20TM/V30TM) on the software level. FEATURES • Interna

MOS INTEGRATED CIRCUIT

FEATURES • Internal 16-bit architecture and external 8-bit data bus • Compatible with mPD70108/70116 (in native mode) on software level (some instructions added) • Minimum instruction cycle : 400 ns/5 MHz (mPD70320) 250 ns/8 MHz (mPD70320-8) • On-chip RAM : 256 words ´ 8 bits • Input port (p