78F0988 データシートの表示（PDF） - NEC => Renesas Technology

部品番号

コンポーネント説明

メーカー

78F0988

8-BIT SINGLE-CHIP MICROCONTROLLERS / 64 Pin

NEC => Renesas Technology 

µPD78F0988A, 78F0988A(A)

6.2 Flash Memory Programming Functions

Flash memory writing is performed via command and data transmit/receive operations using the selected

communication mode. The main functions are listed in Table 6-2.

Table 6-2. Main Functions of Flash Memory Programming

Function

Batch erase

Batch blank check

Data write

Batch verify

Write back

Description

Erases the contents of the entire memory.

Checks that the entire memory has been erased.

Performs writing to flash memory according to the write start address and the

number of the data to be written (the number of bytes).

Compares the contents of the entire memory and the input data.

Countermeasure for the over-erase state of the flash memory.

6.3 Connection of Flashpro III

The connection of the Flashpro III and the µPD78F0988A differs depending on the communication mode. The types

of connections are shown in Figures 6-2, 6-3, and 6-4.

Figure 6-2. Connection of Flashpro III Using 3-Wire Serial I/O Mode

Flashpro III

VPP

VDD

CLK

RESET

SCK

SO

SI

GND

µ PD78F0988A

VPP

VDD1

VDD0

X1Note

RESET

SCK

SI

SO

VSS1

VSS0

Note For input to X1, a normal oscillator can also be used instead of CLK.

20

Data Sheet U15801EJ1V0DS

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