nextion-serial-write
mendrig/nextion-lib/nextion-serial-write
Outputs an command to the Nextion display .
Command will end with
0xff 0xff 0xff
Serial2 is used!!!
nextion-serial-write
@/nextion-serial-write
Outputs an command to the Nextion display .
Command will end with
0xff 0xff 0xff
Serial2 is used!!!
LINEstring
Command for the Nextion display
DUMPpulse
C++ implementation
struct State {
bool begun;
};
{{ GENERATED_CODE }}
void evaluate(Context ctx) {
if (!isInputDirty<input_DUMP>(ctx))
return;
State* state = getState(ctx);
if (!state->begun) {
Serial2.begin(9600);
state->begun = true;
}
auto line = getValue<input_LINE>(ctx);
for (auto it = line->iterate(); it; ++it)
Serial2.write((char)*it);
Serial2.write(0xff);
Serial2.write(0xff);
Serial2.write(0xff);
Serial2.flush(); // programm waits until all data is written to serial
}