{"id":128914,"date":"2022-08-09T17:52:08","date_gmt":"2022-08-09T11:52:08","guid":{"rendered":"http:\/\/rcl-radio.ru\/?p=128914"},"modified":"2022-09-01T17:56:39","modified_gmt":"2022-09-01T11:56:39","slug":"vu-meter-0-96%e2%80%b2-i2c-128x64-oled-arduino","status":"publish","type":"post","link":"http:\/\/rcl-radio.ru\/?p=128914","title":{"rendered":"VU meter 0.96\u2032 I2C 128X64 OLED (Arduino)"},"content":{"rendered":"

\u041d\u0430 \u0440\u0438\u0441\u0443\u043d\u043a\u0435 \u043f\u043e\u043a\u0430\u0437\u0430\u043d\u0430 \u0441\u0445\u0435\u043c\u0430 \u043f\u0440\u043e\u0441\u0442\u043e\u0433\u043e \u0438\u043d\u0434\u0438\u043a\u0430\u0442\u043e\u0440\u0430 \u0443\u0440\u043e\u0432\u043d\u044f \u0437\u0432\u0443\u043a\u043e\u0432\u043e\u0433\u043e \u0441\u0438\u0433\u043d\u0430\u043b\u0430 (VU meter) \u0438\u043c\u0438\u0442\u0438\u0440\u0443\u044e\u0449\u0435\u0433\u043e \u0440\u0430\u0431\u043e\u0442\u0443 \u0441\u0442\u0440\u0435\u043b\u043e\u0447\u043d\u043e\u0433\u043e \u0438\u043d\u0434\u0438\u043a\u0430\u0442\u043e\u0440\u0430. \u041d\u0430 \u0432\u0445\u043e\u0434\u044b \u04100 \u043f\u043e\u0434\u0430\u0435\u0442\u0441\u044f \u0437\u0432\u0443\u043a\u043e\u0432\u043e\u0439 \u0441\u0438\u0433\u043d\u0430\u043b \u0447\u0435\u0440\u0435\u0437 \u0440\u0435\u0437\u0438\u0441\u0442\u043e\u0440\u044b \u043d\u043e\u043c\u0438\u043d\u0430\u043b\u043e\u043c 4,7 \u043a\u041e\u043c. \u0418\u043d\u0434\u0438\u043a\u0430\u0442\u043e\u0440 \u0443\u0440\u043e\u0432\u043d\u044f \u0438\u043c\u0435\u0435\u0442 90 \u0441\u0442\u0443\u043f\u0435\u043d\u0435\u0439, \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u0442 \u0448\u043a\u0430\u043b\u0443 \u0432 \u0434\u0411 \u0438 %.<\/p>\n

\"\"<\/a><\/p>\n

<\/div>\n<\/p>\n\n\n\n
\"\"<\/a><\/td>\n\"\"<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

0.96\u2032 I2C 128X64 OLED<\/strong><\/p>\n\n\n\n
\"\"<\/a><\/td>\n\"\"<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u0412 OLED \u0434\u0438\u0441\u043f\u043b\u0435\u0435 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0443\u0435\u0442 \u0434\u043e\u043f\u043e\u043b\u043d\u0438\u0442\u0435\u043b\u044c\u043d\u044b\u0439 \u0441\u043b\u043e\u0439 \u043f\u043e\u0434\u0441\u0432\u0435\u0442\u043a\u0438 \u0432\u0441\u0435\u0439 \u043f\u043e\u0432\u0435\u0440\u0445\u043d\u043e\u0441\u0442\u0438 \u044d\u043a\u0440\u0430\u043d\u0430. \u041a\u0430\u0436\u0434\u044b\u0439 \u043f\u0438\u043a\u0441\u0435\u043b, \u0444\u043e\u0440\u043c\u0438\u0440\u0443\u044e\u0449\u0438\u0439 \u0438\u0437\u043e\u0431\u0440\u0430\u0436\u0435\u043d\u0438\u0435, \u0438\u0441\u043f\u0443\u0441\u043a\u0430\u0435\u0442 \u0441\u0430\u043c\u043e\u0441\u0442\u043e\u044f\u0442\u0435\u043b\u044c\u043d\u043e\u0435 \u0441\u0432\u0435\u0447\u0435\u043d\u0438\u0435. \u041f\u0440\u0438 \u044d\u0442\u043e\u043c \u043a\u0430\u0440\u0442\u0438\u043d\u043a\u0430 \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u0442\u0441\u044f \u044f\u0440\u043a\u043e\u0439 \u0438 \u043a\u043e\u043d\u0442\u0440\u0430\u0441\u0442\u043d\u043e\u0439.<\/p>\n

\u0423\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0438\u0435 OLED \u0434\u0438\u0441\u043f\u043b\u0435\u0435\u043c \u0432 \u0434\u0430\u043d\u043d\u043e\u043c \u043f\u0440\u0438\u043c\u0435\u0440\u0435 \u043e\u0441\u0443\u0449\u0435\u0441\u0442\u0432\u043b\u044f\u0435\u0442\u0441\u044f \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 \u0448\u0438\u043d\u044b I2C.<\/p>\n

\u041f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u044b \u0434\u0438\u0441\u043f\u043b\u0435\u044f SSD1306:<\/p>\n

    \n
  • \u0422\u0435\u0445\u043d\u043e\u043b\u043e\u0433\u0438\u044f \u0434\u0438\u0441\u043f\u043b\u0435\u044f: OLED<\/li>\n
  • \u0420\u0430\u0437\u0440\u0435\u0448\u0435\u043d\u0438\u0435 \u0434\u0438\u0441\u043f\u043b\u0435\u044f: 128 \u043d\u0430 64 \u0442\u043e\u0447\u043a\u0438<\/li>\n
  • \u0414\u0438\u0430\u0433\u043e\u043d\u0430\u043b\u044c \u0434\u0438\u0441\u043f\u043b\u0435\u044f: 0,96 \u0434\u044e\u0439\u043c\u0430<\/li>\n
  • \u0423\u0433\u043e\u043b \u043e\u0431\u0437\u043e\u0440\u0430: 160\u00b0<\/li>\n
  • \u041d\u0430\u043f\u0440\u044f\u0436\u0435\u043d\u0438\u0435 \u043f\u0438\u0442\u0430\u043d\u0438\u044f: 2.8 \u0412 ~ 5.5 \u0412<\/li>\n
  • \u041c\u043e\u0449\u043d\u043e\u0441\u0442\u044c: 0,08 \u0412\u0442<\/li>\n
  • \u0413\u0430\u0431\u0430\u0440\u0438\u0442\u044b: 27.3 \u043c\u043c \u0445 27.8 \u043c\u043c \u0445 3.7 \u043c\u043c<\/li>\n<\/ul>\n
    #include <Wire.h> <\/span>\r\n#include <OLED_I2C.h>           \/\/ http:\/\/rcl-radio.ru\/wp-content\/uploads\/2022\/01\/OLED_I2C.zip<\/span>\r\n\u00a0\r\n#define GAIN      100<\/span>\r\n#define STEP      3<\/span>\r\n#define LOW_SOUND 100<\/span>\r\n#define MAX_SOUND 600<\/span>\r\n\u00a0\r\n  OLED  myOLED(<\/span>SDA, SCL, 8<\/span>)<\/span>;\r\n  extern uint8_t SmallFont[<\/span>]<\/span>;\r\n  int<\/span> strela=-45<\/span>;\r\n  int<\/span> hMeter = 65<\/span>;                      \r\n  int<\/span> vMeter = 85<\/span>;                      \r\n  int<\/span> rMeter = 80<\/span>;\r\n  int<\/span> ur,urr;\r\n  unsigned long times;\r\n\u00a0\r\n\u00a0\r\nvoid<\/span> setup(<\/span>)<\/span> {<\/span>\r\n  Serial.begin<\/span>(<\/span>9600<\/span>)<\/span>;\r\n  Wire.begin<\/span>(<\/span>)<\/span>;Wire.setClock<\/span>(<\/span>400000L)<\/span>;\r\n  myOLED.begin<\/span>(<\/span>)<\/span>;\r\n  myOLED.setBrightness<\/span>(<\/span>100<\/span>)<\/span>;\r\n  \/\/  myOLED.invert(true);\/\/ invert<\/span>\r\n  myOLED.clrScr<\/span>(<\/span>)<\/span>;\r\n  myOLED.setFont<\/span>(<\/span>SmallFont)<\/span>;\r\n  analogReference(<\/span>INTERNAL)<\/span>;  \/\/ \u0435\u0441\u043b\u0438 \u043e\u0447\u0435\u043d\u044c \u043c\u0430\u043b\u0435\u043d\u044c\u043a\u0438\u0439 \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u0441\u0438\u0433\u043d\u0430\u043b\u0430<\/span>\r\n  pinMode(<\/span>A0,INPUT)<\/span>;\r\n}<\/span>\r\n\u00a0\r\nvoid<\/span> loop(<\/span>)<\/span> {<\/span>\r\n \/\/ times=millis(); <\/span>\r\n  strela = map(<\/span>log<\/span>(<\/span>analogRead(<\/span>A0)<\/span>)<\/span>*<\/span>GAIN<\/span>, LOW_SOUND,MAX_SOUND, -45<\/span>,45<\/span>)<\/span>;\r\n  strela = constrain(<\/span>strela, -45<\/span>, 45<\/span>)<\/span>;\r\n  urr = strela;if<\/span>(<\/span>urr<<\/span>ur)<\/span>{<\/span>ur=ur-STEP;}<\/span>else<\/span>{<\/span>ur = strela;}<\/span>  \r\n\u00a0\r\n\/\/\/\/\/\/\/ PRINT \/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/ <\/span>\r\n  myOLED.clrScr<\/span>(<\/span>)<\/span>;\r\n  myOLED.drawLine<\/span>(<\/span>10<\/span>, 20<\/span>, 85<\/span>, 20<\/span>)<\/span>;\/\/ line 1<\/span>\r\n  myOLED.drawLine<\/span>(<\/span>88<\/span>, 20<\/span>, 125<\/span>, 20<\/span>)<\/span>;myOLED.drawLine<\/span>(<\/span>88<\/span>, 19<\/span>, 125<\/span>, 19<\/span>)<\/span>;\/\/ line 2<\/span>\r\n  myOLED.drawLine<\/span>(<\/span>3<\/span>, 23<\/span>, 85<\/span>, 23<\/span>)<\/span>;\/\/ line3<\/span>\r\n\u00a0\r\n  byte b1_2[<\/span>10<\/span>]<\/span>{<\/span>95<\/span>,108<\/span>,124<\/span>,10<\/span>,33<\/span>,60<\/span>,84<\/span>,50<\/span>,68<\/span>,77<\/span>}<\/span>;\r\n  byte c1_2[<\/span>10<\/span>]<\/span>{<\/span>15<\/span>,17<\/span>,15<\/span>,15<\/span>,15<\/span>,15<\/span>,15<\/span>,17<\/span>,18<\/span>,18<\/span>}<\/span>;\r\n  for<\/span>(<\/span>int<\/span> i=0<\/span>;i<<\/span>10<\/span>;i++)<\/span>{<\/span>myOLED.drawLine<\/span>(<\/span>b1_2[<\/span>i]<\/span>, 20<\/span>, b1_2[<\/span>i]<\/span>, c1_2[<\/span>i]<\/span>)<\/span>;}<\/span> \r\n  byte b3[<\/span>5<\/span>]<\/span>{<\/span>3<\/span>,25<\/span>,48<\/span>,67<\/span>,84<\/span>}<\/span>;\r\n  for<\/span>(<\/span>int<\/span> i=0<\/span>;i<<\/span>5<\/span>;i++)<\/span>{<\/span>myOLED.drawLine<\/span>(<\/span>b3[<\/span>i]<\/span>, 23<\/span>, b3[<\/span>i]<\/span>, 27<\/span>)<\/span>;}<\/span>\r\n\u00a0\r\n  myOLED.print<\/span>(<\/span>F(<\/span>\"20  10   3   0 1\"<\/span>)<\/span>, 3<\/span>, 5<\/span>)<\/span>;\r\n  myOLED.print<\/span>(<\/span>F(<\/span>\"0  25\"<\/span>)<\/span>, 0<\/span>, 30<\/span>)<\/span>;\r\n  myOLED.print<\/span>(<\/span>F(<\/span>\"50\"<\/span>)<\/span>, 42<\/span>, 30<\/span>)<\/span>;\r\n  myOLED.print<\/span>(<\/span>F(<\/span>\"75\"<\/span>)<\/span>, 61<\/span>, 30<\/span>)<\/span>;\r\n  myOLED.print<\/span>(<\/span>F(<\/span>\"100\"<\/span>)<\/span>, 75<\/span>, 30<\/span>)<\/span>;\r\n  myOLED.print<\/span>(<\/span>F(<\/span>\"2\"<\/span>)<\/span>, 106<\/span>, 5<\/span>)<\/span>;\r\n  myOLED.print<\/span>(<\/span>F(<\/span>\"3\"<\/span>)<\/span>, 120<\/span>, 5<\/span>)<\/span>;\r\n  myOLED.print<\/span>(<\/span>F(<\/span>\"-\"<\/span>)<\/span>, 3<\/span>, 50<\/span>)<\/span>;myOLED.print<\/span>(<\/span>F(<\/span>\"+\"<\/span>)<\/span>, 119<\/span>, 50<\/span>)<\/span>;\r\n  myOLED.print<\/span>(<\/span>F(<\/span>\"VU meter\"<\/span>)<\/span>, CENTER, 50<\/span>)<\/span>;\r\n\u00a0\r\n  int<\/span> a1 = (<\/span>hMeter + (<\/span>sin<\/span>(<\/span>ur \/<\/span> 57.296<\/span>)<\/span> *<\/span> rMeter)<\/span>)<\/span>; \/\/ meter needle horizontal coordinate<\/span>\r\n  int<\/span> a2 = (<\/span>vMeter - (<\/span>cos<\/span>(<\/span>ur \/<\/span> 57.296<\/span>)<\/span> *<\/span> rMeter)<\/span>)<\/span>; \/\/ meter needle vertical coordinate<\/span>\r\n  myOLED.drawLine<\/span>(<\/span>a1, a2, hMeter, vMeter)<\/span>;  \r\n  myOLED.update<\/span>(<\/span>)<\/span>;\r\n \/\/ Serial.println(millis()-times);<\/span>\r\n\/\/\/\/\/\/\/\/ END PRINT \/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/\/<\/span>\r\n}<\/span><\/pre>\n
    \u0421\u043a\u0435\u0442\u0447 \u0441\u043e\u0434\u0435\u0440\u0436\u0438\u0442 \u0440\u044f\u0434 \u043d\u0430\u0441\u0442\u0440\u043e\u0435\u043a \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043c\u043e\u0436\u043d\u043e \u0438\u0437\u043c\u0435\u043d\u0438\u0442\u044c:<\/p>\n
      \n
    • #define GAIN 100 — \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u0443\u0441\u0438\u043b\u0435\u043d\u0438\u044f<\/li>\n
    • #define STEP 3 — \u043f\u043b\u0430\u0432\u043d\u043e\u0441\u0442\u044c \u0445\u043e\u0434\u0430 \u0441\u0442\u0440\u0435\u043b\u043a\u0438 (\u043e\u0442 1 \u0434\u043e 9, \u0447\u0435\u043c \u0431\u043e\u043b\u044c\u0448\u0435 \u0447\u0438\u0441\u043b\u043e \u0442\u0435\u043c \u0432\u044b\u0448\u0435 \u0441\u043a\u043e\u0440\u043e\u0441\u0442\u044c \u0441\u0442\u0440\u0435\u043b\u043a\u0438)<\/li>\n
    • #define LOW_SOUND 100 — \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043d\u0443\u043b\u044f \u0441\u0438\u0433\u043d\u0430\u043b\u0430 (\u0443\u0441\u0442\u0440\u0430\u043d\u0435\u043d\u0438\u0435 \u043b\u043e\u0436\u043d\u043e\u0433\u043e \u0441\u0440\u0430\u0431\u0430\u0442\u044b\u0432\u0430\u043d\u0438\u044f \u0441\u0442\u0440\u0435\u043b\u043a\u0438 \u043f\u0440\u0438 \u043e\u0442\u0441\u0443\u0442\u0441\u0442\u0432\u0438\u0438 \u0430\u0443\u0434\u0438\u043e\u0441\u0438\u0433\u043d\u0430\u043b\u0430)<\/li>\n
    • #define MAX_SOUND 600 — \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u043c\u0430\u043a\u0441\u0438\u043c\u0430\u043b\u044c\u043d\u043e\u0433\u043e \u0441\u0438\u0433\u043d\u0430\u043b\u0430 (\u043f\u0440\u0438 \u043c\u0430\u043a\u0441\u0438\u043c\u0430\u043b\u044c\u043d\u043e\u043c \u0443\u0440\u043e\u0432\u043d\u0435 \u0441\u0438\u0433\u043d\u0430\u043b\u0430 \u0441\u0442\u0440\u0435\u043b\u043a\u0430 \u0434\u043e\u043b\u0436\u043d\u0430 \u0434\u043e\u0445\u043e\u0434\u0438\u0442\u044c \u0434\u043e +3 \u0434\u0411)<\/li>\n<\/ul>\n
      \u041f\u043e\u0441\u043b\u0435\u0434\u043d\u0438\u0435 \u0442\u0440\u0438 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u0430 \u043c\u043e\u0436\u043d\u043e \u043d\u0435 \u043c\u0435\u043d\u044f\u0442\u044c, \u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u0438\u0442\u044c \u0443\u0440\u043e\u0432\u0435\u043d\u044c \u0443\u0441\u0438\u043b\u0435\u043d\u0438\u044f \u0441\u0438\u0433\u043d\u0430\u043b\u0430.<\/p>\n