HD404391 データシートの表示（PDF） - Renesas Electronics

部品番号

コンポーネント説明

メーカー

HD404391

4-bit microcomputers

Renesas Electronics 

HD404344R Series/HD404394 Series

Vector Address Area ($0000 to $000F): When an MCU reset or an interrupt process is executed, the

program will begin executing from a vector address. The JMPL instructions which branch to the reset

routine and interrupt routine should be programmed at these top addresses.

Zero-Page Subroutine Area ($0000–$003F): This area is reserved for subroutines. The program branches

to a subroutine in this area in response to a CAL instruction.

Pattern Area:

HD404341R, HD40C4341R, HD404391—$0000 to $03FF

HD404342R, HD40C4342R, HD404392—$0000 to $07FF

HD404344R, HD40C4344R, HCD404344R, HCD40C4344R, HD404394, HD4074344, HD4074394—

$0000 to $0FFF

This area contains ROM data which can be referenced with the P instruction.

Program Area:

HD404341R, HD40C4341R, HD404391—$0000 to $03FF

HD404342R, HD40C4342R, HD404392—$0000 to $07FF

HD404344R, HD40C4344R, HCD404344R, HCD40C4344R, HD404394, HD4074344, HD4074394—

$0000 to $0FFF

15

Share Link: