【正文】 12864液晶顯示 ? 5）游標(biāo)或顯示移位控制 ? 初始值： 0001 XXXX B （ X＝ 0,1） ? 格 式 0 0 0 1 S/C R/L X X ? 這。 ? B=1,游標(biāo)位置顯示反白開，將游標(biāo)所在地址上的內(nèi)容反白顯示 。 12864液晶顯示 ? 3）進(jìn)入設(shè)定點(diǎn)（ ENTRY MODE SET） 初始值： 06H ? 格 式 0 0 0 0 0 1 I/D S ? 指定在顯示數(shù)據(jù)的讀取與寫入時(shí)，設(shè)定游標(biāo)的移動(dòng)方向及指定顯示的移位 ? ST7920 系列中文圖形液晶模塊使用說(shuō)明書 版本號(hào)： I/D＝ 1，游標(biāo)右移， DDRAM 地址計(jì)數(shù)器（ AC）加 1 ? I/D＝ 0，游標(biāo)左移， DDRAM 地址計(jì)數(shù)器（ AC）減 1 ? S:顯示畫面整體位移 12864液晶顯示 ? 4）顯示開關(guān)設(shè)置（ DISPLAY STATUS） 初始值： 08H ? 格 式 0 0 0 0 1 D C B ? 控制整體顯示開關(guān)，游標(biāo)開關(guān)，游標(biāo)位置顯示反白開關(guān) ? D=1,整體顯示開； D=0，整體顯示關(guān)，但是不改變DDRAM 內(nèi)容。 12864液晶顯示 中文 12864復(fù)位圖 寫指令時(shí)序圖 12864液晶顯示 12864液晶顯示 ? 1）清除顯示（ CLEAR） ? 格 式 0 0 0 0 0 0 0 1B ? 將 DDRAM 填滿“ 20H”（空格）代碼，并且設(shè)定 DDRAM 的地址計(jì)數(shù)器（ AC）為 00H；更新設(shè)置進(jìn)入設(shè)定點(diǎn)將 I/D 設(shè)為 1，游標(biāo)右移AC 加 1。//?? ? delay(0x300)。//?? ? delay(0x300)。//? ? delay(0x300)。//? ? delay(0x300)。//set x start 0 ? lcd_write_mand(0x40)。 ? lcd_write_mand(0x3f)。row++) ? { lcd_write_data(chr4[col+((63row)*8)])。 ? for(row=0。col8。//? ? lcd_cs2=1。 ? unsigned char col。row++) ? { lcd_write_data(chr3[col+((63row)*8)])。 ? for(row=0。col8。 ? lcd_cs2=0。 ? unsigned char col。row++) { lcd_write_data(chr2[col+((63row)*8)])。 for(row=0。col8。 lcd_cs2=0。 unsigned char col。row++) { lcd_write_data(chr1[col+((63row)*8)])。 for(row=0。col8。 lcd_cs2=1。//列 unsigned char col。 lcd_rw=0。0x80)){。 lcd_e=1。 lcd_rw=1。 lcd_dp=dat。 lcd_rw=0。 lcd_rw=0。0x80)){。 lcd_e=1。 lcd_e=0。 lcd_e=1。//512字節(jié) void lcd_write_mand(unsigned char cmd) { lcd_di=0。 ? const unsigned char code chr3[]= ? {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, ? 0x00,0x00,0x00,0x07,0xFF,0xFF,0xFE,0x00,0x00,0x00,0x00,0x0F,0xFF,0xFF,0xFF,0x00, ? 0x00,0x00,0x00,0x18,0x00,0x00,0x01,0x80,0x00,0x00,0x00,0x18,0x00,0x00,0x01,0x80, ? 0x00,0x00,0x00,0x18,0x00,0x00,0x01,0x80,0x00,0x00,0x00,0x18,0x00,0x00,0x01,0x80, ? 0x00,0x00,0x00,0x18,0x00,0x00,0x01,0x80,0x00,0x00,0x00,0xF8,0x78,0x78,0x01,0x80, ? 0x00,0x00,0x07,0xF8,0x78,0x78,0x01,0x80,0x00,0x00,0x1F,0xF8,0x78,0x78,0x01,0x80, ? 0x00,0x00,0x3F,0xF8,0x78,0x78,0x01,0x80,0x00,0x00,0x7E,0x18,0x07,0x80,0x01,0x80, ? 0x00,0x00,0xF8,0x18,0x07,0x80,0x01,0x80,0x00,0x00,0xF0,0x18,0x07,0x80,0x01,0x80, ? 0x00,0x00,0xE0,0x18,0x78,0x79,0xE1,0x80,0x00,0x01,0xE0,0x18,0x78,0x79,0xE1,0x80, ? 0x00,0x01,0xE0,0x18,0x78,0x79,0xE1,0x80,0x00,0x01,0xE0,0x18,0x78,0x79,0xE1,0x80, ? 0x00,0x01,0xE0,0x18,0x7F,0xF9,0xE1,0x80,0x00,0x01,0xE0,0x18,0x07,0x81,0xE1,0x80, ? 0x00,0x00,0xE0,0x18,0x07,0x81,0xE1,0x80,0x00,0x00,0xE0,0x18,0x07,0x81,0xE1,0x80, ? 0x00,0x00,0xE0,0x18,0x07,0x81,0xE1,0x80,0x00,0x00,0xF0,0x18,0x78,0x79,0xE1,0x80, ? 0x00,0x00,0xF0,0x18,0x78,0x79,0xE1,0x80,0x00,0x00,0xF0,0x18,0x78,0x79,0xE1,0x80, ? 0x00,0x00,0x70,0x18,0x78,0x79,0xE1,0x80,0x00,0x00,0x70,0x18,0x07,0x81,0xE1,0x80, ? 0x00,0x00,0x70,0x18,0x07,0x81,0xE1,0x80,0x00,0x00,0x70,0x18,0x07,0x81,0xE1,0x80, ? 0x00,0x00,0xF0,0x18,0x07,0x81,0xE1,0x80,0x00,0x00,0xF0,0x18,0x7F,0xF9,0xE1,0x80, ? 0x00,0x00,0xE0,0x18,0x78,0x79,0xE1,0x80,0x00,0x01,0xE0,0x18,0x78,0x79,0xE1,0x80, ? 0x00,0x03,0xE0,0x18,0x78,0x79,0xE1,0x80,0x00,0x0F,0xC0,0x18,0x7F,0xF9,0xE1,0x80, ? 0x00,0x1F,0x80,0x18,0x07,0x81,0xE1,0x80,0x00,0x3F,0x00,0x18,0x07,0x81,0xE1,0x80, ? 0x00,0x3C,0x00,0x18,0x78,0x79,0xE1,0x80,0x00,0x00,0x00,0x18,0x78,0x79,0xE1,0x80, ? 0x00,0x00,0x00,0x18,0x78,0x79,0xE1,0x80,0x00,0x00,0x00,0x18,0x78,0x79,0xE1,0x80, ? 0x00,0x00,0x00,0x18,0x7F,0xF9,0xE1,0x80,0x00,0x00,0x00,0x18,0x07,0x80,0x01,0x80, ? 0x00,0x00,0x00,0x18,0x07,0x80,0x01,0x80,0x00,0x00,0x00,0x18,0x07,0x80,0x01,0x80, ? 0x00,0x00,0x00,0x18,0x78,0x78,0x01,0x80,0x00,0x00,0x00,0x18,0x78,0x78,0x01,0x80, ? 0x00,0x00,0x00,0x18,0x78,0x78,0x01,0x80,0x00,0x00,0x00,0x18,0x00,0x00,0x01,0x80, ? 0x00,0x00,0x00,0x18,0x00,0x00,0x01,0x80,0x00,0x00,0x00,0x18,0x00,0x00,0x01,0x80, ? 0x00,0x00,0x00,0x18,0x00,0x00,0x01,0x80,0x00,0x00,0x00,0x18,0x00,0x00,0x01,0x80, ? 0x00,0x00,0x00,0x18,0x00,0x00,0x01,0x80,0x00,0x00,0x00,0x18,0x00,0x00,0x01,0x80, ? 0x00,0x00,0x00,0x18,0x00,0x00,0x01,0x80,0x00,0x00,0x00,0x0F,0xFF,0xFF,0xFF,0x00, ? 0x00,0x00,0x00,0x03,0xFF,0xFF,0xF8,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, ? 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00 ? }。 } ? const unsigned char code chr1[]={ ? 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, ? 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, ? 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, ? 0x00,0x00,0x00,0xC0,0x00,0x07,0x80,0x00,0x00,0x00,0x00,0xE0,0x00,0x0F,0xF0,0x00, ? 0x00,0x00,0x00,0xF0,0x00,0x0F,0xF0,0x00,0x00,0x00,0x00,0xFC,0x00,0x1F,0xF8,0x00, ? 0x00,0x10,0x00,0xFC,0x00,0x3F,0xF0,0x00,0x00,0x1C,0x00,0x7E,0x00,0xFF,0xC0,0x00, ? 0x00,0x1E,0x00,0x7E,0x01,0xFE,0x00,0x00,0x00,0x1F,0x00,0x3E,0x07,0xF8,0x00,0x00, ? 0x00,0x1F,0x80,0x1C,0x0F,0xE0,0x00,0x00,0x00,0x0F,0xC0,0x00,0x3F,0x00,0x00,0x00, ? 0x00,0x0F,0xC0,0x00,0x7C,0x00,0x00,0x00,0x00,0x0F,0xC0,0x00,0xF0,0x00,0x0C,0x00, ? 0x00,0x03,0xC0,0x00,0x00,0x00,0x0C,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x3C,0x00, ? 0x00,0x00,0x00,0x00,0x00,0x00,0x70,0x00,0x00,0x03,0x00,0x00,0x3E,0x00,0xF0,0x00, ? 0x00,0x03,0xFF,0xFF,0xFF,0x03,0xE0,0x00,0x00,0x03,0xFF,0xFF,0xFF,0x87,0xC0,0x00, ? 0x00,0x03,0xFF,0xFF,0xFF,0x1F,0x80,0x00,0x00,0x03,0xC3,0x06,0x07,0xFF,0x00,0x00, ? 0x00,0x03,0x03,0x06,0x07,0xFE,0x00,0x00,0x00,0x03,0x03,0x06,0x0F,0xFC,0x00,0x00, ? 0x00,0x03,0x07,0x06,0x0F,0xF8,0x00,0x00,0x00,0x06,0x07,0x0E,0x0E,0xF0,0x00,0x00, ? 0x00,0x06,0x07,0x0E,0x0E,0xE0,0x00,0x00,0x00,0x06,0x07,0x0E,0x0E,0x00,0x00,0x00, ? 0x00,0x06,0x0F,0x0E,0x1E,0x30,0x00,0x00,0x00,0x0E,0x0E,0x0E,0x1E,0x38,0x00,0x00, ? 0x00,0x0F,0xFE,0x0C,0x1E,0x1C,0x00,0x00,0x00,0x0F,0xFF,0xFF,0xFF,0x9F,0x00,0x00, ? 0x00,0x07,0xFF,0xFF,0xFF,0x8F,0x80,0x00,0x00,0x07,0xFF,0xFF,0xFF,0x8F,0xC0,0x00, ? 0x