Cannot upload the code. Error: ".... was not declared in this scope"

[looongtom]

I cannot upload the code to my Arduino esp 8266 Wemos D1 R2. It showed error that many variables which was not declared in this scope. The details below:

D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In constructor 'Adafruit_ST7735_mod::Adafruit_ST7735_mod(int8_t, int8_t, int8_t, int8_t, int8_t)':
Adafruit_ST7735_mod.cpp:47:3: error: '_cs' was not declared in this scope; did you mean 'cs'?
47 | _cs = cs;
| ^~~
| cs
Adafruit_ST7735_mod.cpp:48:3: error: '_rs' was not declared in this scope; did you mean 'rs'?
48 | _rs = rs;
| ^~~
| rs
Adafruit_ST7735_mod.cpp:49:3: error: '_sid' was not declared in this scope; did you mean 'sid'?
49 | _sid = sid;
| ^~~~
| sid
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\LiveOV7670.ino: In function 'void setup()':
LiveOV7670:14:3: error: 'CLKPR' was not declared in this scope
14 | CLKPR = 0x80; // enter clock rate change mode
| ^~~~~
Adafruit_ST7735_mod.cpp:50:3: error: '_sclk' was not declared in this scope; did you mean 'sclk'?
50 | _sclk = sclk;
| ^~~~~
| sclk
Adafruit_ST7735_mod.cpp:51:3: error: '_rst' was not declared in this scope; did you mean 'rst'?
51 | _rst = rst;
| ^~~~
| rst
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In constructor 'Adafruit_ST7735_mod::Adafruit_ST7735_mod(int8_t, int8_t, int8_t)':
Adafruit_ST7735_mod.cpp:60:3: error: '_cs' was not declared in this scope; did you mean 'cs'?
60 | _cs = cs;
| ^~~
| cs
Adafruit_ST7735_mod.cpp:61:3: error: '_rs' was not declared in this scope; did you mean 'rs'?
61 | _rs = rs;
| ^~~
| rs
Adafruit_ST7735_mod.cpp:62:3: error: '_rst' was not declared in this scope; did you mean 'rst'?
62 | _rst = rst;
| ^~~~
| rst
Adafruit_ST7735_mod.cpp:64:3: error: '_sid' was not declared in this scope
64 | _sid = _sclk = 0;
| ^~~~
Adafruit_ST7735_mod.cpp:64:11: error: '_sclk' was not declared in this scope
64 | _sid = _sclk = 0;
| ^~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In member function 'void Adafruit_ST7735_mod::spiwrite(uint8_t)':
Adafruit_ST7735_mod.cpp:93:20: error: 'dataport' was not declared in this scope
93 | if(c & bit) *dataport |= datapinmask;
| ^~~~~~~~
In file included from D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\ExampleUart.cpp:9:
C:\Users\trinh\OneDrive\Documents\Arduino\libraries\LiveOV7670Library/CameraOV7670.h: In member function 'void CameraOV7670::waitForVsync()':
C:\Users\trinh\OneDrive\Documents\Arduino\libraries\LiveOV7670Library/CameraOV7670.h:218:10: error: 'OV7670_VSYNC' was not declared in this scope
218 | while(!OV7670_VSYNC);
| ^~~~~~~~~~~~
Adafruit_ST7735_mod.cpp:93:33: error: 'datapinmask' was not declared in this scope
93 | if(c & bit) *dataport |= datapinmask;
| ^~~~~~~~~~~
C:\Users\trinh\OneDrive\Documents\Arduino\libraries\LiveOV7670Library/CameraOV7670.h: In member function 'void CameraOV7670::waitForPixelClockLow()':
C:\Users\trinh\OneDrive\Documents\Arduino\libraries\LiveOV7670Library/CameraOV7670.h:227:9: error: 'OV7670_PIXEL_CLOCK' was not declared in this scope
227 | while(OV7670_PIXEL_CLOCK);
| ^~~~~~~~~~~~~~~~~~
Adafruit_ST7735_mod.cpp:94:20: error: 'dataport' was not declared in this scope
94 | else *dataport &= ~datapinmask;
| ^~~~~~~~
C:\Users\trinh\OneDrive\Documents\Arduino\libraries\LiveOV7670Library/CameraOV7670.h: In member function 'void CameraOV7670::waitForPixelClockHigh()':
C:\Users\trinh\OneDrive\Documents\Arduino\libraries\LiveOV7670Library/CameraOV7670.h:231:10: error: 'OV7670_PIXEL_CLOCK' was not declared in this scope
231 | while(!OV7670_PIXEL_CLOCK);
| ^~~~~~~~~~~~~~~~~~
Adafruit_ST7735_mod.cpp:94:33: error: 'datapinmask' was not declared in this scope
94 | else *dataport &= ~datapinmask;
| ^~~~~~~~~~~
C:\Users\trinh\OneDrive\Documents\Arduino\libraries\LiveOV7670Library/CameraOV7670.h: In member function 'void CameraOV7670::ignoreHorizontalPaddingRight()':
C:\Users\trinh\OneDrive\Documents\Arduino\libraries\LiveOV7670Library/CameraOV7670.h:250:9: error: 'OV7670_PIXEL_CLOCK' was not declared in this scope
250 | while(OV7670_PIXEL_CLOCK) pixelTime++;
| ^~~~~~~~~~~~~~~~~~
Adafruit_ST7735_mod.cpp:95:8: error: 'clkport' was not declared in this scope
95 | *clkport |= clkpinmask;
| ^~~~~~~
C:\Users\trinh\OneDrive\Documents\Arduino\libraries\LiveOV7670Library/CameraOV7670.h:251:10: error: 'OV7670_PIXEL_CLOCK' was not declared in this scope
251 | while(!OV7670_PIXEL_CLOCK) pixelTime++;
| ^~~~~~~~~~~~~~~~~~
Adafruit_ST7735_mod.cpp:95:20: error: 'clkpinmask' was not declared in this scope
95 | *clkport |= clkpinmask;
| ^~~~~~~~~~
C:\Users\trinh\OneDrive\Documents\Arduino\libraries\LiveOV7670Library/CameraOV7670.h: In member function 'void CameraOV7670::readPixelByte(uint8_t&)':
C:\Users\trinh\OneDrive\Documents\Arduino\libraries\LiveOV7670Library/CameraOV7670.h:256:3: error: 'OV7670_READ_PIXEL_BYTE' was not declared in this scope
256 | OV7670_READ_PIXEL_BYTE(byte);
| ^~~~~~~~~~~~~~~~~~~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In member function 'void Adafruit_ST7735_mod::writecommand(uint8_t)':
Adafruit_ST7735_mod.cpp:112:4: error: 'rsport' was not declared in this scope; did you mean 'ushort'?
112 | *rsport &= ~rspinmask;
| ^~~~~~
| ushort
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\ExampleUart.cpp: In function 'void sendBlankFrame(uint16_t)':
ExampleUart.cpp:310:7: error: 'UDR0' was not declared in this scope; did you mean 'D0'?
310 | UDR0 = formatRgbPixelByteH(colorH);
| ^~~~
| D0
Adafruit_ST7735_mod.cpp:112:15: error: 'rspinmask' was not declared in this scope
112 | *rsport &= ~rspinmask;
| ^~~~~~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\ExampleUart.cpp: In function 'void processNextGrayscalePixelByteInBuffer()':
ExampleUart.cpp:379:5: error: 'UDR0' was not declared in this scope; did you mean 'D0'?
379 | UDR0 = *lineBufferSendByte;
| ^~~~
| D0
Adafruit_ST7735_mod.cpp:113:4: error: 'csport' was not declared in this scope; did you mean 'ushort'?
113 | *csport &= ~cspinmask;
| ^~~~~~
| ushort
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\ExampleUart.cpp: In function 'void processGrayscaleFrameDirect()':
ExampleUart.cpp:402:7: error: 'UDR0' was not declared in this scope; did you mean 'D0'?
402 | UDR0 = lineBuffer[0];
| ^~~~
| D0
Adafruit_ST7735_mod.cpp:113:15: error: 'cspinmask' was not declared in this scope
113 | *csport &= ~cspinmask;
| ^~~~~~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\ExampleUart.cpp: In function 'void tryToSendNextRgbPixelByteInBuffer()':
ExampleUart.cpp:481:5: error: 'UDR0' was not declared in this scope; did you mean 'D0'?
481 | UDR0 = *lineBufferSendByte;
| ^~~~
| D0
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\ExampleUart.cpp: In function 'void processRgbFrameDirect()':
ExampleUart.cpp:515:7: error: 'UDR0' was not declared in this scope; did you mean 'D0'?
515 | UDR0 = lineBuffer[0];
| ^~~~
| D0
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In member function 'void Adafruit_ST7735_mod::writedata(uint8_t)':
Adafruit_ST7735_mod.cpp:129:4: error: 'rsport' was not declared in this scope; did you mean 'ushort'?
129 | *rsport |= rspinmask;
| ^~~~~~
| ushort
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\ExampleUart.cpp: In function 'void commandStartNewFrame(uint8_t)':
ExampleUart.cpp:564:3: error: 'UDR0' was not declared in this scope; did you mean 'D0'?
564 | UDR0 = 0x00; // New command
| ^~~~
| D0
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\ExampleUart.cpp: In function 'void commandDebugPrint(String)':
ExampleUart.cpp:587:5: error: 'UDR0' was not declared in this scope; did you mean 'D0'?
587 | UDR0 = 0x00; // New commnad
| ^~~~
| D0
Adafruit_ST7735_mod.cpp:129:15: error: 'rspinmask' was not declared in this scope
129 | *rsport |= rspinmask;
| ^~~~~~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\ExampleUart.cpp: In function 'uint8_t sendNextCommandByte(uint8_t, uint8_t)':
ExampleUart.cpp:606:3: error: 'UDR0' was not declared in this scope; did you mean 'D0'?
606 | UDR0 = commandByte;
| ^~~~
| D0
Adafruit_ST7735_mod.cpp:130:4: error: 'csport' was not declared in this scope; did you mean 'ushort'?
130 | *csport &= ~cspinmask;
| ^~~~~~
| ushort
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\ExampleUart.cpp: In function 'bool isUartReady()':
ExampleUart.cpp:619:10: error: 'UCSR0A' was not declared in this scope
619 | return UCSR0A & (1<<UDRE0);
| ^~~~~~
ExampleUart.cpp:619:23: error: 'UDRE0' was not declared in this scope
619 | return UCSR0A & (1<<UDRE0);
| ^~~~~
Adafruit_ST7735_mod.cpp:130:15: error: 'cspinmask' was not declared in this scope
130 | csport &= ~cspinmask;
| ^~~~~~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In member function 'void Adafruit_ST7735_mod::commonInit(const uint8_t)':
Adafruit_ST7735_mod.cpp:316:3: error: 'colstart' was not declared in this scope
316 | colstart = rowstart = 0; // May be overridden in init func
| ^~~~~~~~
Adafruit_ST7735_mod.cpp:316:15: error: 'rowstart' was not declared in this scope
316 | colstart = rowstart = 0; // May be overridden in init func
| ^~~~~~~~
Adafruit_ST7735_mod.cpp:318:11: error: '_rs' was not declared in this scope
318 | pinMode(_rs, OUTPUT);
| ^~~
Adafruit_ST7735_mod.cpp:319:11: error: '_cs' was not declared in this scope
319 | pinMode(_cs, OUTPUT);
| ^~~
Adafruit_ST7735_mod.cpp:320:3: error: 'csport' was not declared in this scope; did you mean 'ushort'?
320 | csport = portOutputRegister(digitalPinToPort(_cs));
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:321:3: error: 'rsport' was not declared in this scope; did you mean 'ushort'?
321 | rsport = portOutputRegister(digitalPinToPort(_rs));
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:322:3: error: 'cspinmask' was not declared in this scope
322 | cspinmask = digitalPinToBitMask(_cs);
| ^~~~~~~~~
Adafruit_ST7735_mod.cpp:323:3: error: 'rspinmask' was not declared in this scope
323 | rspinmask = digitalPinToBitMask(_rs);
| ^~~~~~~~~
Adafruit_ST7735_mod.cpp:343:13: error: '_sclk' was not declared in this scope
343 | pinMode(_sclk, OUTPUT);
| ^~~~~
Adafruit_ST7735_mod.cpp:344:13: error: '_sid' was not declared in this scope
344 | pinMode(_sid , OUTPUT);
| ^~~~
Adafruit_ST7735_mod.cpp:345:5: error: 'clkport' was not declared in this scope
345 | clkport = portOutputRegister(digitalPinToPort(_sclk));
| ^~~~~~~
Adafruit_ST7735_mod.cpp:346:5: error: 'dataport' was not declared in this scope
346 | dataport = portOutputRegister(digitalPinToPort(_sid));
| ^~~~~~~~
Adafruit_ST7735_mod.cpp:347:5: error: 'clkpinmask' was not declared in this scope
347 | clkpinmask = digitalPinToBitMask(_sclk);
| ^~~~~~~~~~
Adafruit_ST7735_mod.cpp:348:5: error: 'datapinmask' was not declared in this scope
348 | datapinmask = digitalPinToBitMask(_sid);
| ^~~~~~~~~~~
Adafruit_ST7735_mod.cpp:355:7: error: '_rst' was not declared in this scope
355 | if (_rst) {
| ^~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In member function 'void Adafruit_ST7735_mod::initR(uint8_t)':
Adafruit_ST7735_mod.cpp:380:5: error: 'colstart' was not declared in this scope
380 | colstart = 2;
| ^~~~~~~~
Adafruit_ST7735_mod.cpp:381:5: error: 'rowstart' was not declared in this scope
381 | rowstart = 1;
| ^~~~~~~~
Adafruit_ST7735_mod.cpp:385:5: error: 'colstart' was not declared in this scope
385 | colstart = 2;
| ^~~~~~~~
Adafruit_ST7735_mod.cpp:386:5: error: 'rowstart' was not declared in this scope
386 | rowstart = 3;
| ^~~~~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In member function 'void Adafruit_ST7735_mod::setAddrWindow(uint8_t, uint8_t, uint8_t, uint8_t)':
Adafruit_ST7735_mod.cpp:407:16: error: 'colstart' was not declared in this scope
407 | writedata(x0+colstart); // XSTART
| ^~~~~~~~
Adafruit_ST7735_mod.cpp:413:16: error: 'rowstart' was not declared in this scope
413 | writedata(y0+rowstart); // YSTART
| ^~~~~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In member function 'void Adafruit_ST7735_mod::startAddrWindow(uint8_t, uint8_t, uint8_t, uint8_t)':
Adafruit_ST7735_mod.cpp:426:4: error: 'rsport' was not declared in this scope; did you mean 'ushort'?
426 | *rsport |= rspinmask;
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:426:15: error: 'rspinmask' was not declared in this scope
426 | *rsport |= rspinmask;
| ^~~~~~~~~
Adafruit_ST7735_mod.cpp:427:4: error: 'csport' was not declared in this scope; did you mean 'ushort'?
427 | *csport &= ~cspinmask;
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:427:15: error: 'cspinmask' was not declared in this scope
427 | *csport &= ~cspinmask;
| ^~~~~~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In member function 'void Adafruit_ST7735_mod::endAddrWindow()':
Adafruit_ST7735_mod.cpp:432:4: error: 'csport' was not declared in this scope; did you mean 'ushort'?
432 | *csport |= cspinmask;
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:432:14: error: 'cspinmask' was not declared in this scope
432 | *csport |= cspinmask;
| ^~~~~~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In member function 'void Adafruit_ST7735_mod::pushColor(uint16_t)':
Adafruit_ST7735_mod.cpp:443:4: error: 'rsport' was not declared in this scope; did you mean 'ushort'?
443 | *rsport |= rspinmask;
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:443:15: error: 'rspinmask' was not declared in this scope
443 | *rsport |= rspinmask;
| ^~~~~~~~~
Adafruit_ST7735_mod.cpp:444:4: error: 'csport' was not declared in this scope; did you mean 'ushort'?
444 | *csport &= ~cspinmask;
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:444:15: error: 'cspinmask' was not declared in this scope
444 | *csport &= ~cspinmask;
| ^~~~~~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In member function 'virtual void Adafruit_ST7735_mod::drawPixel(int16_t, int16_t, uint16_t)':
Adafruit_ST7735_mod.cpp:464:4: error: 'rsport' was not declared in this scope; did you mean 'ushort'?
464 | *rsport |= rspinmask;
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:464:15: error: 'rspinmask' was not declared in this scope
464 | *rsport |= rspinmask;
| ^~~~~~~~~
Adafruit_ST7735_mod.cpp:465:4: error: 'csport' was not declared in this scope; did you mean 'ushort'?
465 | *csport &= ~cspinmask;
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:465:15: error: 'cspinmask' was not declared in this scope
465 | *csport &= ~cspinmask;
| ^~~~~~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In member function 'virtual void Adafruit_ST7735_mod::drawFastVLine(int16_t, int16_t, int16_t, uint16_t)':
Adafruit_ST7735_mod.cpp:490:4: error: 'rsport' was not declared in this scope; did you mean 'ushort'?
490 | *rsport |= rspinmask;
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:490:15: error: 'rspinmask' was not declared in this scope
490 | *rsport |= rspinmask;
| ^~~~~~~~~
Adafruit_ST7735_mod.cpp:491:4: error: 'csport' was not declared in this scope; did you mean 'ushort'?
491 | *csport &= ~cspinmask;
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:491:15: error: 'cspinmask' was not declared in this scope
491 | *csport &= ~cspinmask;
| ^~~~~~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In member function 'virtual void Adafruit_ST7735_mod::drawFastHLine(int16_t, int16_t, int16_t, uint16_t)':
Adafruit_ST7735_mod.cpp:516:4: error: 'rsport' was not declared in this scope; did you mean 'ushort'?
516 | *rsport |= rspinmask;
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:516:15: error: 'rspinmask' was not declared in this scope
516 | *rsport |= rspinmask;
| ^~~~~~~~~
Adafruit_ST7735_mod.cpp:517:4: error: 'csport' was not declared in this scope; did you mean 'ushort'?
517 | *csport &= ~cspinmask;
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:517:15: error: 'cspinmask' was not declared in this scope
517 | *csport &= ~cspinmask;
| ^~~~~~~~~
D:\IOT\LiveOV7670-master\LiveOV7670-master\src\LiveOV7670\Adafruit_ST7735_mod.cpp: In member function 'virtual void Adafruit_ST7735_mod::fillRect(int16_t, int16_t, int16_t, int16_t, uint16_t)':
Adafruit_ST7735_mod.cpp:552:4: error: 'rsport' was not declared in this scope; did you mean 'ushort'?
552 | *rsport |= rspinmask;
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:552:15: error: 'rspinmask' was not declared in this scope
552 | *rsport |= rspinmask;
| ^~~~~~~~~
Adafruit_ST7735_mod.cpp:553:4: error: 'csport' was not declared in this scope; did you mean 'ushort'?
553 | *csport &= ~cspinmask;
| ^~~~~~
| ushort
Adafruit_ST7735_mod.cpp:553:15: error: 'cspinmask' was not declared in this scope
553 | *csport &= ~cspinmask;
| ^~~~~~~~~
exit status 1
'_cs' was not declared in this scope; did you mean 'cs'?