// Get config
void Switch::on_config_reload(void* argument){
this->on_m_code = this->kernel->config->value(switch_checksum, this->name_checksum, on_m_code_checksum )->required()->as_number();
this->off_m_code = this->kernel->config->value(switch_checksum, this->name_checksum, off_m_code_checksum )->required()->as_number();
this->output_pin.from_string(this->kernel->config->value(switch_checksum, this->name_checksum, output_pin_checksum )->required()->as_string())->as_output();
this->output_pin.set(this->kernel->config->value(switch_checksum, this->name_checksum, startup_state_checksum )->by_default(0)->as_number() );
set_low_on_debug(output_pin.port_number, output_pin.pin);
}
// Get config
void Switch::on_config_reload(void *argument)
{
this->input_pin.from_string( THEKERNEL->config->value(switch_checksum, this->name_checksum, input_pin_checksum )->by_default("nc")->as_string())->as_input();
this->input_pin_behavior = THEKERNEL->config->value(switch_checksum, this->name_checksum, input_pin_behavior_checksum )->by_default(momentary_checksum)->as_number();
std::string input_on_command = THEKERNEL->config->value(switch_checksum, this->name_checksum, input_on_command_checksum )->by_default("")->as_string();
std::string input_off_command = THEKERNEL->config->value(switch_checksum, this->name_checksum, input_off_command_checksum )->by_default("")->as_string();
this->output_pin.from_string(THEKERNEL->config->value(switch_checksum, this->name_checksum, output_pin_checksum )->by_default("nc")->as_string())->as_output();
this->output_on_command = THEKERNEL->config->value(switch_checksum, this->name_checksum, output_on_command_checksum )->by_default("")->as_string();
this->output_off_command = THEKERNEL->config->value(switch_checksum, this->name_checksum, output_off_command_checksum )->by_default("")->as_string();
this->switch_state = THEKERNEL->config->value(switch_checksum, this->name_checksum, startup_state_checksum )->by_default(false)->as_bool();
string type = THEKERNEL->config->value(switch_checksum, this->name_checksum, output_type_checksum )->by_default("pwm")->as_string();
if(type == "pwm") this->output_type= PWM;
else if(type == "digital") this->output_type= DIGITAL;
else this->output_type= PWM; // unkown type default to pwm
if(this->output_pin.connected()) {
if(this->output_type == PWM) {
this->output_pin.max_pwm(THEKERNEL->config->value(switch_checksum, this->name_checksum, max_pwm_checksum )->by_default(255)->as_number());
this->switch_value = THEKERNEL->config->value(switch_checksum, this->name_checksum, startup_value_checksum )->by_default(this->output_pin.max_pwm())->as_number();
if(this->switch_state) {
this->output_pin.pwm(this->switch_value); // will be truncated to max_pwm
} else {
this->output_pin.set(false);
}
} else {
this->output_pin.set(this->switch_state);
}
}
set_low_on_debug(output_pin.port_number, output_pin.pin);
// Set the on/off command codes, Use GCode to do the parsing
input_on_command_letter = 0;
input_off_command_letter = 0;
if(!input_on_command.empty()) {
Gcode gc(input_on_command, NULL);
if(gc.has_g) {
input_on_command_letter = 'G';
input_on_command_code = gc.g;
} else if(gc.has_m) {
input_on_command_letter = 'M';
input_on_command_code = gc.m;
}
}
if(!input_off_command.empty()) {
Gcode gc(input_off_command, NULL);
if(gc.has_g) {
input_off_command_letter = 'G';
input_off_command_code = gc.g;
} else if(gc.has_m) {
input_off_command_letter = 'M';
input_off_command_code = gc.m;
}
}
if(input_pin.connected()) {
// set to initial state
this->input_pin_state = this->input_pin.get();
// input pin polling
THEKERNEL->slow_ticker->attach( 100, this, &Switch::pinpoll_tick);
}
if(this->output_type == PWM && this->output_pin.connected()) {
// PWM
THEKERNEL->slow_ticker->attach(1000, &this->output_pin, &Pwm::on_tick);
}
}
// Get configuration from the config file
void TemperatureControl::load_config()
{
// General config
this->set_m_code = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, set_m_code_checksum)->by_default(104)->as_number();
this->set_and_wait_m_code = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, set_and_wait_m_code_checksum)->by_default(109)->as_number();
this->get_m_code = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, get_m_code_checksum)->by_default(105)->as_number();
this->readings_per_second = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, readings_per_second_checksum)->by_default(20)->as_number();
this->designator = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, designator_checksum)->by_default(string("T"))->as_string();
// Max and min temperatures we are not allowed to get over (Safety)
this->max_temp = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, max_temp_checksum)->by_default(300)->as_number();
this->min_temp = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, min_temp_checksum)->by_default(0)->as_number();
// Heater pin
this->heater_pin.from_string( THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, heater_pin_checksum)->by_default("nc")->as_string());
if(this->heater_pin.connected()){
this->readonly= false;
this->heater_pin.as_output();
} else {
this->readonly= true;
}
// For backward compatibility, default to a thermistor sensor.
std::string sensor_type = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, sensor_checksum)->by_default("thermistor")->as_string();
// Instantiate correct sensor (TBD: TempSensor factory?)
delete sensor;
sensor = nullptr; // In case we fail to create a new sensor.
if(sensor_type.compare("thermistor") == 0) {
sensor = new Thermistor();
} else if(sensor_type.compare("max31855") == 0) {
sensor = new Max31855();
} else if(sensor_type.compare("ad8495") == 0) {
sensor = new AD8495();
} else {
sensor = new TempSensor(); // A dummy implementation
}
sensor->UpdateConfig(temperature_control_checksum, this->name_checksum);
this->preset1 = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, preset1_checksum)->by_default(0)->as_number();
this->preset2 = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, preset2_checksum)->by_default(0)->as_number();
// sigma-delta output modulation
this->o = 0;
if(!this->readonly) {
// used to enable bang bang control of heater
this->use_bangbang = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, bang_bang_checksum)->by_default(false)->as_bool();
this->hysteresis = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, hysteresis_checksum)->by_default(2)->as_number();
this->windup = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, windup_checksum)->by_default(false)->as_bool();
this->heater_pin.max_pwm( THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, max_pwm_checksum)->by_default(255)->as_number() );
this->heater_pin.set(0);
set_low_on_debug(heater_pin.port_number, heater_pin.pin);
// activate SD-DAC timer
THEKERNEL->slow_ticker->attach( THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, pwm_frequency_checksum)->by_default(2000)->as_number(), &heater_pin, &Pwm::on_tick);
}
// reading tick
THEKERNEL->slow_ticker->attach( this->readings_per_second, this, &TemperatureControl::thermistor_read_tick );
this->PIDdt = 1.0 / this->readings_per_second;
// PID
setPIDp( THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, p_factor_checksum)->by_default(10 )->as_number() );
setPIDi( THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, i_factor_checksum)->by_default(0.3f)->as_number() );
setPIDd( THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, d_factor_checksum)->by_default(200)->as_number() );
if(!this->readonly) {
// set to the same as max_pwm by default
this->i_max = THEKERNEL->config->value(temperature_control_checksum, this->name_checksum, i_max_checksum )->by_default(this->heater_pin.max_pwm())->as_number();
}
this->iTerm = 0.0;
this->lastInput = -1.0;
this->last_reading = 0.0;
}
