Hirofumi Mukai

Data line disturbance free memory block divided flash memory and microcomputer having flash memory therein

Microcomputer having CPU and built-in flash memory that is rewritable under control of the CPU analyzing a command supplied from an external device

Single chip data processing apparatus having a flash memory which is rewritable under the control of built-in CPU in the external write mode

Apparatus and method for calculating an erasure time for data stored in a flash memory

Microcomputer comprising a random access memory and a nonvolatile flash memory

Method of erasing and programming a flash memory in a single-chip microcomputer having a processing unit and memory

Semiconductor IC device having a control register for designating memory blocks for erasure

Semiconductor integrated circuit device having an electrically erasable and programmable nonvolatile memory and a built-in processing unit

Microcomputer including a flash memory that is two-way programmable

Microcomputer having a non-volatile semiconductor memory having a first block storing a program and a second block for storing data which is selectively erased under predetermined conditions if data is found written in that block