Opentherm - compatibility matrix

This report was generated on Wednesday, 23-Feb-22 22:48:15 CET using arduino-testlib.

Opentherm

Version: 1.1
More details

Compatibility matrix

Board Claims compatibility Inclusion 
slave
 
gateway
 
master
arduino:avr:uno
1.8.4 		Yes PASS PASS PASS PASS
arduino:mbed_nano:nanorp2040connect
2.7.2 		No FAIL FAIL FAIL FAIL
arduino:megaavr:nona4809
1.8.7 		No FAIL FAIL FAIL FAIL
arduino:samd:mkrwifi1010
1.8.12 		No FAIL FAIL FAIL FAIL
esp32:esp32:d1_mini32
1.0.6 		No FAIL FAIL FAIL FAIL

Compilation logs

arduino:avr:uno @ 1.8.4

Inclusion

Result: PASS 

Sketch uses 2504 bytes (7%) of program storage space. Maximum is 32256 bytes.
Global variables use 198 bytes (9%) of dynamic memory, leaving 1850 bytes for local variables. Maximum is 2048 bytes.

examples/gateway

Result: PASS 

Sketch uses 3982 bytes (12%) of program storage space. Maximum is 32256 bytes.
Global variables use 297 bytes (14%) of dynamic memory, leaving 1751 bytes for local variables. Maximum is 2048 bytes.

examples/master

Result: PASS 

Sketch uses 4012 bytes (12%) of program storage space. Maximum is 32256 bytes.
Global variables use 295 bytes (14%) of dynamic memory, leaving 1753 bytes for local variables. Maximum is 2048 bytes.

examples/slave

Result: PASS 

Sketch uses 4006 bytes (12%) of program storage space. Maximum is 32256 bytes.
Global variables use 285 bytes (13%) of dynamic memory, leaving 1763 bytes for local variables. Maximum is 2048 bytes.

arduino:mbed_nano:nanorp2040connect @ 2.7.2

Inclusion

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on mbed_nano architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:101:27: error: no 'void OPENTHERM::_timerISR()' member function declared in class 'OPENTHERM'
 void OPENTHERM::_timerISR() {
                           ^

examples/gateway

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on mbed_nano architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:101:27: error: no 'void OPENTHERM::_timerISR()' member function declared in class 'OPENTHERM'
 void OPENTHERM::_timerISR() {
                           ^

examples/master

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on mbed_nano architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:101:27: error: no 'void OPENTHERM::_timerISR()' member function declared in class 'OPENTHERM'
 void OPENTHERM::_timerISR() {
                           ^

examples/slave

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on mbed_nano architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:101:27: error: no 'void OPENTHERM::_timerISR()' member function declared in class 'OPENTHERM'
 void OPENTHERM::_timerISR() {
                           ^

arduino:megaavr:nona4809 @ 1.8.7

Inclusion

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on megaavr architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_startReadTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:240:3: error: 'TCCR2A' was not declared in this scope
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:240:3: note: suggested alternative: 'TCB2'
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:241:3: error: 'TCCR2B' was not declared in this scope
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:241:3: note: suggested alternative: 'TCB2'
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:242:3: error: 'TCNT2' was not declared in this scope
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:242:3: note: suggested alternative: 'TCB2'
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:244:3: error: 'OCR2A' was not declared in this scope
   OCR2A = 99; // = (16*10^6) / (5000*32) - 1 (must be <256)
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:245:19: error: 'WGM21' was not declared in this scope
   TCCR2A |= (1 << WGM21); // turn on CTC mode
                   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:246:19: error: 'CS21' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                   ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:246:33: error: 'CS20' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                                 ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:247:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:247:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
   TIMERB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:247:19: error: 'OCIE2A' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
                   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_startWriteTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:254:3: error: 'TCCR2A' was not declared in this scope
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:254:3: note: suggested alternative: 'TCB2'
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:255:3: error: 'TCCR2B' was not declared in this scope
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:255:3: note: suggested alternative: 'TCB2'
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:256:3: error: 'TCNT2' was not declared in this scope
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:256:3: note: suggested alternative: 'TCB2'
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:258:3: error: 'OCR2A' was not declared in this scope
   OCR2A = 252;// = (16*10^6) / (2080*32) - 1 (must be <256)
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:259:19: error: 'WGM21' was not declared in this scope
   TCCR2A |= (1 << WGM21); // turn on CTC mode
                   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:260:19: error: 'CS21' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                   ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:260:33: error: 'CS20' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                                 ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:261:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:261:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
   TIMERB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:261:19: error: 'OCIE2A' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
                   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_startTimeoutTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:268:3: error: 'TCCR2A' was not declared in this scope
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:268:3: note: suggested alternative: 'TCB2'
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:269:3: error: 'TCCR2B' was not declared in this scope
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:269:3: note: suggested alternative: 'TCB2'
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:270:3: error: 'TCNT2' was not declared in this scope
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:270:3: note: suggested alternative: 'TCB2'
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:272:3: error: 'OCR2A' was not declared in this scope
   OCR2A = 249; // = (16*10^6) / (1000*64) - 1 (must be <256)
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:273:19: error: 'WGM21' was not declared in this scope
   TCCR2A |= (1 << WGM21); // turn on CTC mode
                   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:274:19: error: 'CS22' was not declared in this scope
   TCCR2B |= (1 << CS22); // Set CS22 bit for 64 prescaler
                   ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:275:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:275:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
   TIMERB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:275:19: error: 'OCIE2A' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
                   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_stopTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:281:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 = 0;
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:281:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 = 0;
   ^~~~~~
   TIMERB2

examples/gateway

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on megaavr architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_startReadTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:240:3: error: 'TCCR2A' was not declared in this scope
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:240:3: note: suggested alternative: 'TCB2'
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:241:3: error: 'TCCR2B' was not declared in this scope
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:241:3: note: suggested alternative: 'TCB2'
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:242:3: error: 'TCNT2' was not declared in this scope
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:242:3: note: suggested alternative: 'TCB2'
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:244:3: error: 'OCR2A' was not declared in this scope
   OCR2A = 99; // = (16*10^6) / (5000*32) - 1 (must be <256)
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:245:19: error: 'WGM21' was not declared in this scope
   TCCR2A |= (1 << WGM21); // turn on CTC mode
                   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:246:19: error: 'CS21' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                   ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:246:33: error: 'CS20' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                                 ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:247:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:247:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
   TIMERB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:247:19: error: 'OCIE2A' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
                   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_startWriteTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:254:3: error: 'TCCR2A' was not declared in this scope
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:254:3: note: suggested alternative: 'TCB2'
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:255:3: error: 'TCCR2B' was not declared in this scope
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:255:3: note: suggested alternative: 'TCB2'
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:256:3: error: 'TCNT2' was not declared in this scope
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:256:3: note: suggested alternative: 'TCB2'
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:258:3: error: 'OCR2A' was not declared in this scope
   OCR2A = 252;// = (16*10^6) / (2080*32) - 1 (must be <256)
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:259:19: error: 'WGM21' was not declared in this scope
   TCCR2A |= (1 << WGM21); // turn on CTC mode
                   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:260:19: error: 'CS21' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                   ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:260:33: error: 'CS20' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                                 ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:261:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:261:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
   TIMERB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:261:19: error: 'OCIE2A' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
                   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_startTimeoutTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:268:3: error: 'TCCR2A' was not declared in this scope
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:268:3: note: suggested alternative: 'TCB2'
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:269:3: error: 'TCCR2B' was not declared in this scope
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:269:3: note: suggested alternative: 'TCB2'
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:270:3: error: 'TCNT2' was not declared in this scope
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:270:3: note: suggested alternative: 'TCB2'
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:272:3: error: 'OCR2A' was not declared in this scope
   OCR2A = 249; // = (16*10^6) / (1000*64) - 1 (must be <256)
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:273:19: error: 'WGM21' was not declared in this scope
   TCCR2A |= (1 << WGM21); // turn on CTC mode
                   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:274:19: error: 'CS22' was not declared in this scope
   TCCR2B |= (1 << CS22); // Set CS22 bit for 64 prescaler
                   ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:275:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:275:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
   TIMERB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:275:19: error: 'OCIE2A' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
                   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_stopTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:281:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 = 0;
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:281:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 = 0;
   ^~~~~~
   TIMERB2

examples/master

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on megaavr architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_startReadTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:240:3: error: 'TCCR2A' was not declared in this scope
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:240:3: note: suggested alternative: 'TCB2'
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:241:3: error: 'TCCR2B' was not declared in this scope
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:241:3: note: suggested alternative: 'TCB2'
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:242:3: error: 'TCNT2' was not declared in this scope
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:242:3: note: suggested alternative: 'TCB2'
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:244:3: error: 'OCR2A' was not declared in this scope
   OCR2A = 99; // = (16*10^6) / (5000*32) - 1 (must be <256)
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:245:19: error: 'WGM21' was not declared in this scope
   TCCR2A |= (1 << WGM21); // turn on CTC mode
                   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:246:19: error: 'CS21' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                   ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:246:33: error: 'CS20' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                                 ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:247:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:247:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
   TIMERB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:247:19: error: 'OCIE2A' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
                   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_startWriteTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:254:3: error: 'TCCR2A' was not declared in this scope
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:254:3: note: suggested alternative: 'TCB2'
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:255:3: error: 'TCCR2B' was not declared in this scope
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:255:3: note: suggested alternative: 'TCB2'
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:256:3: error: 'TCNT2' was not declared in this scope
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:256:3: note: suggested alternative: 'TCB2'
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:258:3: error: 'OCR2A' was not declared in this scope
   OCR2A = 252;// = (16*10^6) / (2080*32) - 1 (must be <256)
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:259:19: error: 'WGM21' was not declared in this scope
   TCCR2A |= (1 << WGM21); // turn on CTC mode
                   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:260:19: error: 'CS21' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                   ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:260:33: error: 'CS20' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                                 ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:261:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:261:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
   TIMERB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:261:19: error: 'OCIE2A' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
                   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_startTimeoutTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:268:3: error: 'TCCR2A' was not declared in this scope
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:268:3: note: suggested alternative: 'TCB2'
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:269:3: error: 'TCCR2B' was not declared in this scope
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:269:3: note: suggested alternative: 'TCB2'
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:270:3: error: 'TCNT2' was not declared in this scope
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:270:3: note: suggested alternative: 'TCB2'
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:272:3: error: 'OCR2A' was not declared in this scope
   OCR2A = 249; // = (16*10^6) / (1000*64) - 1 (must be <256)
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:273:19: error: 'WGM21' was not declared in this scope
   TCCR2A |= (1 << WGM21); // turn on CTC mode
                   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:274:19: error: 'CS22' was not declared in this scope
   TCCR2B |= (1 << CS22); // Set CS22 bit for 64 prescaler
                   ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:275:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:275:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
   TIMERB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:275:19: error: 'OCIE2A' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
                   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_stopTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:281:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 = 0;
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:281:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 = 0;
   ^~~~~~
   TIMERB2

examples/slave

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on megaavr architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_startReadTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:240:3: error: 'TCCR2A' was not declared in this scope
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:240:3: note: suggested alternative: 'TCB2'
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:241:3: error: 'TCCR2B' was not declared in this scope
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:241:3: note: suggested alternative: 'TCB2'
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:242:3: error: 'TCNT2' was not declared in this scope
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:242:3: note: suggested alternative: 'TCB2'
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:244:3: error: 'OCR2A' was not declared in this scope
   OCR2A = 99; // = (16*10^6) / (5000*32) - 1 (must be <256)
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:245:19: error: 'WGM21' was not declared in this scope
   TCCR2A |= (1 << WGM21); // turn on CTC mode
                   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:246:19: error: 'CS21' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                   ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:246:33: error: 'CS20' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                                 ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:247:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:247:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
   TIMERB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:247:19: error: 'OCIE2A' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
                   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_startWriteTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:254:3: error: 'TCCR2A' was not declared in this scope
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:254:3: note: suggested alternative: 'TCB2'
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:255:3: error: 'TCCR2B' was not declared in this scope
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:255:3: note: suggested alternative: 'TCB2'
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:256:3: error: 'TCNT2' was not declared in this scope
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:256:3: note: suggested alternative: 'TCB2'
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:258:3: error: 'OCR2A' was not declared in this scope
   OCR2A = 252;// = (16*10^6) / (2080*32) - 1 (must be <256)
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:259:19: error: 'WGM21' was not declared in this scope
   TCCR2A |= (1 << WGM21); // turn on CTC mode
                   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:260:19: error: 'CS21' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                   ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:260:33: error: 'CS20' was not declared in this scope
   TCCR2B |= (1 << CS21) | (1 << CS20); // Set CS21 & CS20 bit for 32 prescaler
                                 ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:261:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:261:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
   TIMERB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:261:19: error: 'OCIE2A' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
                   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_startTimeoutTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:268:3: error: 'TCCR2A' was not declared in this scope
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:268:3: note: suggested alternative: 'TCB2'
   TCCR2A = 0; // set entire TCCR2A register to 0
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:269:3: error: 'TCCR2B' was not declared in this scope
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:269:3: note: suggested alternative: 'TCB2'
   TCCR2B = 0; // same for TCCR2B
   ^~~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:270:3: error: 'TCNT2' was not declared in this scope
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:270:3: note: suggested alternative: 'TCB2'
   TCNT2  = 0; //initialize counter value to 0
   ^~~~~
   TCB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:272:3: error: 'OCR2A' was not declared in this scope
   OCR2A = 249; // = (16*10^6) / (1000*64) - 1 (must be <256)
   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:273:19: error: 'WGM21' was not declared in this scope
   TCCR2A |= (1 << WGM21); // turn on CTC mode
                   ^~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:274:19: error: 'CS22' was not declared in this scope
   TCCR2B |= (1 << CS22); // Set CS22 bit for 64 prescaler
                   ^~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:275:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:275:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
   ^~~~~~
   TIMERB2
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:275:19: error: 'OCIE2A' was not declared in this scope
   TIMSK2 |= (1 << OCIE2A); // enable timer compare interrupt
                   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp: In static member function 'static void OPENTHERM::_stopTimer()':
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:281:3: error: 'TIMSK2' was not declared in this scope
   TIMSK2 = 0;
   ^~~~~~
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:281:3: note: suggested alternative: 'TIMERB2'
   TIMSK2 = 0;
   ^~~~~~
   TIMERB2

arduino:samd:mkrwifi1010 @ 1.8.12

Inclusion

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on samd architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:101:27: error: no 'void OPENTHERM::_timerISR()' member function declared in class 'OPENTHERM'
 void OPENTHERM::_timerISR() {
                           ^

examples/gateway

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on samd architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:101:27: error: no 'void OPENTHERM::_timerISR()' member function declared in class 'OPENTHERM'
 void OPENTHERM::_timerISR() {
                           ^

examples/master

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on samd architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:101:27: error: no 'void OPENTHERM::_timerISR()' member function declared in class 'OPENTHERM'
 void OPENTHERM::_timerISR() {
                           ^

examples/slave

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on samd architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:101:27: error: no 'void OPENTHERM::_timerISR()' member function declared in class 'OPENTHERM'
 void OPENTHERM::_timerISR() {
                           ^

esp32:esp32:d1_mini32 @ 1.0.6

Inclusion

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on esp32 architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:101:27: error: no 'void OPENTHERM::_timerISR()' member function declared in class 'OPENTHERM'
 void OPENTHERM::_timerISR() {
                           ^

examples/gateway

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on esp32 architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:101:27: error: no 'void OPENTHERM::_timerISR()' member function declared in class 'OPENTHERM'
 void OPENTHERM::_timerISR() {
                           ^

examples/master

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on esp32 architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:101:27: error: no 'void OPENTHERM::_timerISR()' member function declared in class 'OPENTHERM'
 void OPENTHERM::_timerISR() {
                           ^

examples/slave

Result: FAIL 

WARNING: library Opentherm claims to run on avr, esp8266 architecture(s) and may be incompatible with your current board which runs on esp32 architecture(s).
/home/ec2-user/arduino-testlib/cli-datadir/user/libraries/Opentherm/src/opentherm.cpp:101:27: error: no 'void OPENTHERM::_timerISR()' member function declared in class 'OPENTHERM'
 void OPENTHERM::_timerISR() {
                           ^