UPD784216Y View Datasheet(PDF) - NEC => Renesas Technology

Part Name

Description

Manufacturer

UPD784216Y

16-BIT SINGLE-CHIP MICROCONTROLLERS

NEC => Renesas Technology 

µPD78F4216A, 78F4218A, 78F4216AY, 78F4218AY

Figure 6-1. Communication Mode Selecting Format

VPP

RESET

10 V

VDD

VSS

VDD

VSS

VPP pulses

12

n

Flash programming mode

6.2 Flash Memory Programming Function

The flash memory is written by transferring or receiving commands and data in a selected communication mode.

The major functions of flash memory programming are listed in Table 6-2.

Table 6-2. Major Functions of Flash Memory Programming

Function

Batch erasure

Block erasure

Batch blank check

Block blank check

Data write

Batch verify

Block verify

Description

Erases all contents of memory.

Erases contents of specified memory block with one memory block

consisting of 16 KB.

Checks erased status of entire memory.

Checks erased status of specified block.

Writes flash memory based on write start address and number of

data to be written (in bytes).

Compares all contents of memory with input data.

Compares contents of specified memory block with input data.

Data Sheet U14125EJ1V0DS00

23

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