8x8をスクロールさせて遊ぶ。(電光表示板)

いろいろい、注意

• UNO での　予定は、未定

目的

電光表示板で8x8漢字を連続的にスクロールさせる為に必要

プログラム

オンラインコンパイラ paiza

#include <iostream>
using namespace std;

long s_buff[8];

void kanji_scroll_clr() {
    for(int i=0;i<8;i++){
        s_buff[i] = 0;
    }//for
}//kanji_scroll_clr

void kanji_scroll_set(unsigned char *font){
    
    for(int i=0;i<8;i++){
        int a;
        a = s_buff[i] & 0xff00;
        a = a | font[i];
        s_buff[i] = a;
    }//for    
}//kanji_scroll_set

void kanji_scroll_1up(unsigned char *font){
    for(int i=0;i<8;i++){
        s_buff[i] = s_buff[i] << 1;
        font[i] = s_buff[i] >> 8;
    }//for  
}//kanji_scroll_1up

void font_data_out(unsigned char *font){
    for(int i=0;i<8;i++){
        printf("[%02x]\n",font[i]);
    }//for 
    printf("\n");
}//font_data_out

int main(void){
    // Your code here!

    unsigned char font[] = {
        0b10000000,
        0b01000000,
        0b00100000,
        0b00010000,
        0b00001000,
        0b00000100,
        0b00000010,
        0b00000001
    };
    
    //font_data_out(font);
    
    kanji_scroll_clr();
    
    kanji_scroll_set(font);
    
    for(int i=0;i<8;i++){
        kanji_scroll_1up(font);
        font_data_out(font);
    }
    
}

[01]
[00]
[00]
[00]
[00]
[00]
[00]
[00]

[02]
[01]
[00]
[00]
[00]
[00]
[00]
[00]

[04]
[02]
[01]
[00]
[00]
[00]
[00]
[00]

[08]
[04]
[02]
[01]
[00]
[00]
[00]
[00]

[10]
[08]
[04]
[02]
[01]
[00]
[00]
[00]

[20]
[10]
[08]
[04]
[02]
[01]
[00]
[00]

[40]
[20]
[10]
[08]
[04]
[02]
[01]
[00]

[80]
[40]
[20]
[10]
[08]
[04]
[02]
[01]