Arduino DUAL OLED DISPLAY AKIZUKI test

Teens32_Twin_SO1602_AkizukiTest.ino

#include <Wire.h>
//#define OLED_ADRS 0x3C //SA0=L(SA0=H の場合は 0x3D)
int OLED_ADRS=0x3C;
int OLED_ADRS1=0x3D;
int DisplayON = 0x0F;
int ClearDisplay = 0x01;
int ReturnHome = 0x02;
void setup() {
Wire.begin(); //Wire ﾗｲﾌﾞﾗﾘを初期化し、I2C ﾏｽﾀとしてﾊﾞｽに接続
init_oled(0x3C);
init_oled(0x3D);
}
void loop() {
 //1行目書き込み
 char moji[] = "I2C0OLED WHITE12345";
 char moji1[]="I2C1OLED WHITE12345";
 for(int i = 0; i < 20; i++) {
 writeData(moji[i],0x3C);
 writeData(moji1[i],0x3D);
 }
//2行目書き込み
 writeCommand(0x20+0x80,0x3C); //2 行目の先頭
 writeCommand(0x20+0x80,0x3D); //2 行目の先頭
 for(int i = 0; i < 20; i++) {
 writeData(i+0xB1,0x3C);
 writeData(i+0xB1,0x3D);
 }
contrast_max(0x3C); //輝度を最大に設定
contrast_max(0x3D); //輝度を最大に設定
while(1){}
}
//----main end----
//-------------------------------------
void writeData(byte t_data, int adr)
{
 Wire.beginTransmission(adr);   //OLED_ADRS);
 Wire.write(0x40);
 Wire.write(t_data);
 Wire.endTransmission();
delay(1);
}

//------------------------------------
void writeCommand(byte t_command,int adr)
{
 Wire.beginTransmission(adr);//OLED_ADRS);
 Wire.write(0x00);
 Wire.write(t_command);
 Wire.endTransmission();
delay(10);
}

//---------------------------
void contrast_max(int adr){
writeCommand(0x2a,adr);//RE=1
writeCommand(0x79,adr);//SD=1
writeCommand(0x81,adr);//コントラストセット
writeCommand(0xFF,adr);//輝度ＭＡＸ
writeCommand(0x78,adr);//SD を０にもどす
writeCommand(0x28,adr); //2C=高文字　28=ノーマル
delay(100);
}

//--------------------------------
void init_oled(int adr)
{
delay(100);
writeCommand(ClearDisplay,adr); // Clear Display
delay(20);
writeCommand(ReturnHome,adr); // ReturnHome
delay(2);
writeCommand(DisplayON,adr); // Send Display on command
delay(2);
writeCommand(ClearDisplay,adr); // Clear Display
delay(20);
}