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This commit is contained in:
Stefan Kögl 2012-10-23 19:23:57 +02:00
parent 97572dbe10
commit 8b5ada1745
1 changed files with 135 additions and 87 deletions
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188
reflowctl/reflowctl.ino
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@ -3,15 +3,16 @@
#include <DFR_Key.h> #include <DFR_Key.h>
// states // states
#define START_STATE 0 #define CONFIG_STATE 0
#define PREHEAT_STATE 1 #define START_STATE 1
#define RAMP_UP_STATE 2 #define PREHEAT_STATE 2
#define TAL_FIRST_STATE 3 #define RAMP_UP_STATE 3
#define PEAK_STATE 4 #define TAL_FIRST_STATE 4
#define TAL_SECOND_STATE 5 #define PEAK_STATE 5
#define RAMP_DOWN_STATE 6 #define TAL_SECOND_STATE 6
#define END_STATE 7 #define RAMP_DOWN_STATE 7
#define ERROR_STATE 8 #define END_STATE 8
#define ERROR_STATE 9
// error conditions // error conditions
#define E_DT_MIN 1 // temperature dt too small #define E_DT_MIN 1 // temperature dt too small
@ -30,15 +31,38 @@ unsigned int temperature = 25; // actual oven temp
unsigned int last_temperature = 25; // last oven temp unsigned int last_temperature = 25; // last oven temp
int actual_dt = 0; // actual difference from last to actual temperatur int actual_dt = 0; // actual difference from last to actual temperatur
typedef struct {
// profile temperatures // profile temperatures
unsigned int Ts_min = 150; // °C unsigned int Ts_min;
unsigned int Ts_max;
unsigned int Tl;
unsigned int Tp;
unsigned int time_max;
// profile temp per second rates
int ramp_up_rate_min;
int ramp_up_rate_max;
int ramp_down_max;
int ramp_down_min;
// profile temp durations
unsigned int Ts_duration_min;
unsigned int Ts_duration_max;
unsigned int Tl_duration_min;
unsigned int Tl_duration_max;
unsigned int Tp_duration_min;
unsigned int Tp_duration_max;
} Profile;
struct Profile profile {150, // °C
unsigned int Ts_max = 200; // °C unsigned int Ts_max = 200; // °C
unsigned int Tl = 217; // 217°C unsigned int Tl = 217; // 217°C
unsigned int Tp = 260; // 245-260°C unsigned int Tp = 260; // 245-260°C
unsigned int time_max = 480; // 8*60s max unsigned int time_max = 480; // 8*60s max
// profile temp per second rates // profile temp per second rates
unsigned int ramp_up_rate_min = 0; // not used yet int ramp_up_rate_min = 0; // not used yet
unsigned int ramp_up_rate_max = 50; // 3°C/s unsigned int ramp_up_rate_max = 50; // 3°C/s
unsigned int ramp_down_max = 6; // 6°C/s max unsigned int ramp_down_max = 6; // 6°C/s max
unsigned int ramp_down_min = 2; // 2°C/s max unsigned int ramp_down_min = 2; // 2°C/s max
@ -50,6 +74,7 @@ unsigned int Tl_duration_min = 60; // 60-150s
unsigned int Tl_duration_max = 150; // 60-150s unsigned int Tl_duration_max = 150; // 60-150s
unsigned int Tp_duration_min = 20; // 20-40s unsigned int Tp_duration_min = 20; // 20-40s
unsigned int Tp_duration_max = 40; // 20-40s unsigned int Tp_duration_max = 40; // 20-40s
} Profile;
// timestamps of event beginnings/ends // timestamps of event beginnings/ends
unsigned int Ts_time_start = 0; unsigned int Ts_time_start = 0;
@ -60,24 +85,24 @@ unsigned int Tp_time_start = 0;
unsigned int Tp_time_end = 0; unsigned int Tp_time_end = 0;
// thermostat // thermostat
unsigned int set_min = 0; static unsigned int set_min = 0;
unsigned int set_max = 0; static unsigned int set_max = 0;
int set_dt_min = 0; static int set_dt_min = 0;
int set_dt_max = 0; static int set_dt_max = 0;
// state machine // state machine
unsigned int error_condition = 0; static unsigned int error_condition = 0;
byte state = 0; static byte state = 0;
boolean is_oven_heating = false; static boolean is_oven_heating = false;
// ui stuff // ui stuff
boolean led_on = false; static boolean led_on = false;
boolean disable_checks = true; static boolean disable_checks = true;
//Pin assignments for SainSmart LCD Keypad Shield //Pin assignments for SainSmart LCD Keypad Shield
LiquidCrystal lcd(8, 9, 4, 5, 6, 7); static LiquidCrystal lcd(8, 9, 4, 5, 6, 7);
DFR_Key keypad; static DFR_Key keypad;
void setup() { void setup() {
Serial.begin(9600); Serial.begin(9600);
@ -93,23 +118,38 @@ void setup() {
void print_profile_state() { void print_profile_state() {
String tmp("P: "); String tmp("Profile: ");
tmp += state; tmp += state;
tmp += "/"; tmp += "/";
tmp += error_condition; tmp += END_STATE;
lcd.setCursor(0, 1); lcd.setCursor(0, 1);
lcd.print(tmp); lcd.print(tmp);
} }
void print_status() { void print_status() {
String tmp("s: "); String tmp("T: ");
if (time < 10)
tmp += "00";
else if (time < 100)
tmp += "0";
tmp += time; tmp += time;
tmp += " C: "; tmp += " Tmp: ";
if (temperature < 10)
tmp += "00";
else if (temperature < 100)
tmp += "0";
tmp += temperature; tmp += temperature;
lcd.setCursor(0, 0); lcd.setCursor(0, 0);
lcd.print(tmp); lcd.print(tmp);
} }
void print_config_state() {
for (;;) {
}
}
/* led edit mode procedures /* led edit mode procedures
* global menu (up/down) -> select * global menu (up/down) -> select
* start * start
@ -118,7 +158,11 @@ void print_status() {
* value (up/down) -> select | left * value (up/down) -> select | left
* *
*/ */
void print_edit() {
void get_time() {
if (state>0)
time++;
} }
void control_oven() { void control_oven() {
@ -400,52 +444,56 @@ void handle_error_state() {
void loop() { void loop() {
time = millis() / 1000; get_time();
get_temp(); get_temp();
check_dt(); check_dt();
// if (!error_condition) { if (!error_condition) {
// print_debug(); print_debug();
// } }
// else { else {
// set_error_state(); set_error_state();
// } }
//
// switch (state) { switch (state) {
// case START_STATE: case CONFIG_STATE:
// handle_start_state(); handle_config_state();
// break; print_config_state()
// case PREHEAT_STATE: break;
// handle_preheat_state(); case START_STATE:
// break; handle_start_state();
// case RAMP_UP_STATE: break;
// handle_ramp_up_state(); case PREHEAT_STATE:
// break; handle_preheat_state();
// case TAL_FIRST_STATE: break;
// handle_tal_first_state(); case RAMP_UP_STATE:
// break; handle_ramp_up_state();
// case PEAK_STATE: break;
// handle_peak_state(); case TAL_FIRST_STATE:
// break; handle_tal_first_state();
// case TAL_SECOND_STATE: break;
// Tl_time_end = time; case PEAK_STATE:
// handle_tal_second_state(); handle_peak_state();
// break; break;
// case RAMP_DOWN_STATE: case TAL_SECOND_STATE:
// handle_ramp_down_state(); Tl_time_end = time;
// break; handle_tal_second_state();
// case END_STATE: break;
// handle_end_state(); case RAMP_DOWN_STATE:
// break; handle_ramp_down_state();
// case ERROR_STATE: break;
// handle_error_state(); case END_STATE:
// break; handle_end_state();
// default: break;
// break; case ERROR_STATE:
// } handle_error_state();
// break;
// control_oven(); default:
lcd.clear(); break;
}
control_oven();
// lcd.clear();
print_debug(); print_debug();
print_status(); print_status();
print_profile_state(); print_profile_state();