takashi kadono
NucleoF446 re + SSD1331 simple Library
Dependents: Nucleo_446 Nucleo446_SSD1331
Diff: ssd1331.cpp
- Revision:
- 0:9442efe129e7
- Child:
- 1:85198abc3103
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/ssd1331.cpp Thu Oct 11 01:58:04 2018 +0000
@@ -0,0 +1,272 @@
+
+#include "ssd1331.h"
+#include "mbed.h"
+
+
+
+/*
+ private function
+*/
+
+void ssd1331::DataWr(uint8_t data) {
+ _dc=1;
+ _cs=0;
+ _spi.write(data);
+ _cs=1;
+}
+
+void ssd1331::CmdWr(uint8_t Cmd) {
+ _dc=0;
+ _cs=0;
+ _spi.write(Cmd);
+ _cs=1;
+}
+
+ssd1331::ssd1331(PinName mosi,PinName miso,PinName sclk,PinName cs,PinName dc,PinName reset)
+ : _spi(mosi,miso,sclk),_cs(cs),_dc(dc),_rst(reset)
+{
+ _spi.format(8,3);
+ _spi.frequency(500000);
+ _cs =1;
+ _dc =1;
+ _rst =0;
+
+ FntList[7].pFnt=(GFXfont *)0;
+ FntList[6].pFnt=(GFXfont *)0;
+ FntList[5].pFnt=(GFXfont *)0;
+ FntList[4].pFnt=(GFXfont *)0;
+ FntList[3].pFnt=(GFXfont *)0;
+ FntList[2].pFnt=(GFXfont *)0;
+ FntList[1].pFnt=(GFXfont *)0;
+
+ FntList[0].pFnt=(GFXfont *)&FreeMonoBold9pt7b;
+ strcpy(FntList[0].FontName,"MonoBold9pt7b\0");
+}
+
+
+
+void ssd1331::Initssd1331()
+{
+ _cs =1;
+ _dc =1;
+ _rst =0;
+
+ wait_ms(100);
+ _rst =1;
+ wait_ms(1);
+
+ CmdWr(SSD1331_CMD_SetDspOff);
+ CmdWr(SSD1331_CMD_SetRemap_DataFormat); CmdWr(0x72); //A[7:6] = 00; 256 color. A[7:6] = 01; 65k color format
+ CmdWr(SSD1331_CMD_SetDspStrtLine); CmdWr(0x0); //
+ CmdWr(SSD1331_CMD_SetDspOffset); CmdWr(0x0); //
+ CmdWr(SSD1331_CMD_SetDspModeNorm);
+ CmdWr(SSD1331_CMD_SetMltplRatio); CmdWr(63); //
+ CmdWr(SSD1331_CMD_SetMstrCnfg); CmdWr(0x8e); //
+ CmdWr(SSD1331_CMD_PowerSave); CmdWr(0x1A); //
+ CmdWr(SSD1331_CMD_P1_P2_ADJ); CmdWr(0x74); //
+ CmdWr(SSD1331_CMD_SetDispCLK); CmdWr(0xf0); //
+ CmdWr(SSD1331_CMD_SetChrgA); CmdWr(0x81); //
+ CmdWr(SSD1331_CMD_SetChrgB); CmdWr(0x82); //
+ CmdWr(SSD1331_CMD_SetChrgC); CmdWr(0x83); //
+ CmdWr(SSD1331_CMD_SetPrChrgV); CmdWr(0x3A); //
+ CmdWr(SSD1331_CMD_SetVcomhV); CmdWr(0x3E); //
+ CmdWr(SSD1331_CMD_SetMstrCrrnt); CmdWr(0x06); //
+ CmdWr(SSD1331_CMD_SetClmAddr); CmdWr(0); CmdWr(95); //
+ CmdWr(SSD1331_CMD_SetRawAddr); CmdWr(0); CmdWr(63); //
+ CmdWr(SSD1331_CMD_SetCntrstA); CmdWr(0xff); //
+ CmdWr(SSD1331_CMD_SetCntrstB); CmdWr(0xff); //
+ CmdWr(SSD1331_CMD_SetCntrstC); CmdWr(0xfF); //
+
+ CmdWr(SSD1331_CMD_SetDspOn); //
+ wait_ms(100);
+}
+
+void ssd1331::ClearScreen()
+{
+
+ wait_ms(1); //クリアーコマンドは400μs 以上の休止期間が必要かも
+
+ CmdWr(SSD1331_CMD_ClearWindow);
+ CmdWr(0); //X始点
+ CmdWr(0); //Y始点
+ CmdWr(WIDTH_1331-1); //X終点
+ CmdWr(HEIGHT_1331-1); //Y終点
+
+ wait_ms(1); //クリアーコマンドは400μs 以上の休止期間が必要かも
+ }
+
+
+void ssd1331::DrawPix( uint16_t x,
+ uint16_t y,
+ uint16_t color )
+{
+ if(x>=WIDTH_1331-1){ return ; }
+ if(y>=HEIGHT_1331-1){ return ; }
+
+ CmdWr(SSD1331_CMD_SetClmAddr); CmdWr(x); CmdWr(x);
+ CmdWr(SSD1331_CMD_SetRawAddr); CmdWr(y); CmdWr(y);
+ DataWr( 0xff & (color>>8) ); DataWr( 0xff & (color) );
+ return;
+
+}
+
+void ssd1331::DrawLine( uint8_t xs,
+ uint8_t ys,
+ uint8_t xe,
+ uint8_t ye,
+ uint16_t color )
+{
+ if(xe>=WIDTH_1331-1){ return ; }
+ if(ye>=HEIGHT_1331-1){ return ; }
+ if(xe>=WIDTH_1331-1){ return ; }
+ if(ye>=HEIGHT_1331-1){ return ; }
+
+ CmdWr(SSD1331_CMD_DrawLine);
+ CmdWr(xs); CmdWr(ys); CmdWr(xe); CmdWr(ye);
+
+ //color R 5bit bit 15-11
+ // G 6bit bit 10- 5
+ // B 5bit bit 4- 0
+ CmdWr((color>>10) & 0x3e); //R 5bit
+ CmdWr((color>>5) & 0x3f); //G 6bit
+ CmdWr((color<<1) & 0x3e); //B 5bit
+}
+
+void ssd1331::DrawRectangle( uint8_t xs,
+ uint8_t ys,
+ uint8_t xe,
+ uint8_t ye,
+ uint16_t color )
+{
+ CmdWr(SSD1331_CMD_FillEnable); CmdWr(0x00); //塗りつぶし禁止
+
+ CmdWr(SSD1331_CMD_DrawRectangle);
+ CmdWr(xs); CmdWr(ys); CmdWr(xe); CmdWr(ye);
+
+ //color R 5bit bit 15-11
+ // G 6bit bit 10- 5
+ // B 5bit bit 4- 0
+ CmdWr((color>>10) & 0x3e); //R 5bit
+ CmdWr((color>>5) & 0x3f); //G 6bit
+ CmdWr((color<<1) & 0x3e); //B 5bit
+ CmdWr(0); //R 5bit
+ CmdWr(0); //G 6bit
+ CmdWr(0); //B 5bit
+ wait_us(100);
+
+}
+
+void ssd1331::DrawRectangleFill( uint8_t xs,
+ uint8_t ys,
+ uint8_t xe,
+ uint8_t ye,
+ uint16_t line_color,
+ uint16_t fill_color )
+
+{
+ CmdWr(SSD1331_CMD_FillEnable); CmdWr(0x01); //塗りつぶし禁止
+
+ CmdWr(SSD1331_CMD_DrawRectangle);
+ CmdWr(xs); CmdWr(ys); CmdWr(xe); CmdWr(ye);
+
+ //color R 5bit bit 15-11
+ // G 6bit bit 10- 5
+ // B 5bit bit 4- 0
+ CmdWr((line_color>>10) & 0x3e); //R 5bit
+ CmdWr((line_color>>5) & 0x3f); //G 6bit
+ CmdWr((line_color<<1) & 0x3e); //B 5bit
+ CmdWr((fill_color>>10) & 0x3e); //R 5bit
+ CmdWr((fill_color>>5) & 0x3f); //G 6bit
+ CmdWr((fill_color<<1) & 0x3e); //B 5bit
+ wait_us(400);
+}
+
+
+
+/*
+ * Adafruit Font Library
+ * */
+int ssd1331::put_charPattern(char CharCode,uint16_t CHAR_COLOR,uint16_t xs,uint16_t ys,int FontSel)
+{
+ uint8_t FirstCode,char_offset;
+ uint8_t *pFNT;
+
+ int x,y;
+ int FontWidth,FontHeight,FontDotCap,bitCnt;
+ int xOffset,yOffset;
+ uint8_t LinePattern;
+ int BitCount;
+
+ FirstCode = FntList[FontSel].pFnt->first;
+ if ((CharCode > FntList[FontSel].pFnt->last)||(CharCode < FirstCode)){
+ return -1;
+ }
+
+ char_offset=(CharCode - FirstCode);
+ pFNT = FntList[FontSel].pFnt->bitmap;
+ pFNT += FntList[FontSel].pFnt->glyph[char_offset].bitmapOffset;
+
+ FontWidth = FntList[FontSel].pFnt->glyph[char_offset].width;
+ FontHeight = FntList[FontSel].pFnt->glyph[char_offset].height;
+ FontDotCap = FontWidth * FontHeight;
+
+ xOffset = FntList[FontSel].pFnt->glyph[char_offset].xOffset;
+ yOffset = FntList[FontSel].pFnt->glyph[char_offset].yOffset;
+
+ x=0;
+ y=0;
+ BitCount=8;
+
+ for(bitCnt=0;bitCnt<FontDotCap;bitCnt++){
+ if (8==BitCount){
+ LinePattern = *pFNT++;
+ BitCount=0;
+ }
+ if((LinePattern & 0x80)!=0){
+ DrawPix(x+xs+xOffset,y+ys+yOffset,CHAR_COLOR);
+// Serial.print("@");
+
+// Serial.print(" x ");
+// Serial.print(x+xs+xOffset);
+// Serial.print(" y ");
+// Serial.print(y+ys+yOffset);
+
+ }else{
+// Serial.print(".");
+ }
+
+ LinePattern = LinePattern<<1;
+
+ if(x>=FontWidth-1){
+ x=0; y++;
+// Serial.println();
+ }else{
+ x++;
+ }
+ BitCount++;
+ }
+ return FntList[FontSel].pFnt->glyph[char_offset].xAdvance;
+}
+
+int ssd1331::PutString(int x,int y,char *string,uint16_t CharColor,int FontSel)
+{
+ int i,j,k;
+ char *STR;
+
+ STR = (char *)string;
+
+ for(i=0,j=x;;i++,STR++){
+
+ if (*STR==0){
+ return 0;
+ }
+
+ k=put_charPattern(*STR,CharColor,j,y,FontSel);
+ if(k<0){
+ return -2;
+ }else{
+ j=j+k;
+ }
+ }
+ return 0;
+}