config editing done, factored, lcd ok
This commit is contained in:
parent
8b5ada1745
commit
5db54d5a9f
|
@ -1612,7 +1612,7 @@ set(CMAKE_C_FLAGS_RELWITHDEBINFO "-Os -w ${ARDUINO_C_FLAGS}" CACHE STRING "")
|
|||
#=============================================================================#
|
||||
# C++ Flags
|
||||
#=============================================================================#
|
||||
set(ARDUINO_CXX_FLAGS "${ARDUINO_C_FLAGS} -fno-exceptions")
|
||||
set(ARDUINO_CXX_FLAGS "${ARDUINO_C_FLAGS} -fno-exceptions -std=c++0x")
|
||||
set(CMAKE_CXX_FLAGS "-Os ${ARDUINO_CXX_FLAGS}" CACHE STRING "")
|
||||
set(CMAKE_CXX_FLAGS_DEBUG "-Os ${ARDUINO_CXX_FLAGS}" CACHE STRING "")
|
||||
set(CMAKE_CXX_FLAGS_MINSIZEREL "-Os -DNDEBUG ${ARDUINO_CXX_FLAGS}" CACHE STRING "")
|
||||
|
|
|
@ -1,502 +1,17 @@
|
|||
// include the library code:
|
||||
#include <LiquidCrystal.h>
|
||||
#include <DFR_Key.h>
|
||||
#include <profile.h>
|
||||
#include <oven_control.h>
|
||||
|
||||
// states
|
||||
#define CONFIG_STATE 0
|
||||
#define START_STATE 1
|
||||
#define PREHEAT_STATE 2
|
||||
#define RAMP_UP_STATE 3
|
||||
#define TAL_FIRST_STATE 4
|
||||
#define PEAK_STATE 5
|
||||
#define TAL_SECOND_STATE 6
|
||||
#define RAMP_DOWN_STATE 7
|
||||
#define END_STATE 8
|
||||
#define ERROR_STATE 9
|
||||
|
||||
// error conditions
|
||||
#define E_DT_MIN 1 // temperature dt too small
|
||||
#define E_DT_MAX 2 // temperature dt too big
|
||||
#define E_TIME_MAX 4 // reflow process does take too long
|
||||
#define E_TS_TOO_SHORT 8 // Ts duration too short
|
||||
#define E_TS_TOO_LONG 16 // Ts duration too long
|
||||
#define E_TL_TOO_SHORT 32 // Tl duration too short
|
||||
#define E_TL_TOO_LONG 64 // Tl duration too long
|
||||
#define E_TP_TOO_SHORT 128 // Tp duration too short
|
||||
#define E_TP_TOO_LONG 256 // Tp duration too long
|
||||
|
||||
// system time, timestamps and temperatures from sensors
|
||||
unsigned int time = 0; // profile seconds
|
||||
unsigned int temperature = 25; // actual oven temp
|
||||
unsigned int last_temperature = 25; // last oven temp
|
||||
int actual_dt = 0; // actual difference from last to actual temperatur
|
||||
|
||||
|
||||
typedef struct {
|
||||
// profile temperatures
|
||||
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 Tl = 217; // 217°C
|
||||
unsigned int Tp = 260; // 245-260°C
|
||||
unsigned int time_max = 480; // 8*60s max
|
||||
|
||||
// profile temp per second rates
|
||||
int ramp_up_rate_min = 0; // not used yet
|
||||
unsigned int ramp_up_rate_max = 50; // 3°C/s
|
||||
unsigned int ramp_down_max = 6; // 6°C/s max
|
||||
unsigned int ramp_down_min = 2; // 2°C/s max
|
||||
|
||||
// profile temp durations
|
||||
unsigned int Ts_duration_min = 60; // s
|
||||
unsigned int Ts_duration_max = 180; // s
|
||||
unsigned int Tl_duration_min = 60; // 60-150s
|
||||
unsigned int Tl_duration_max = 150; // 60-150s
|
||||
unsigned int Tp_duration_min = 20; // 20-40s
|
||||
unsigned int Tp_duration_max = 40; // 20-40s
|
||||
} Profile;
|
||||
|
||||
// timestamps of event beginnings/ends
|
||||
unsigned int Ts_time_start = 0;
|
||||
unsigned int Ts_time_end = 0;
|
||||
unsigned int Tl_time_start = 0;
|
||||
unsigned int Tl_time_end = 0;
|
||||
unsigned int Tp_time_start = 0;
|
||||
unsigned int Tp_time_end = 0;
|
||||
|
||||
// thermostat
|
||||
static unsigned int set_min = 0;
|
||||
static unsigned int set_max = 0;
|
||||
static int set_dt_min = 0;
|
||||
static int set_dt_max = 0;
|
||||
|
||||
|
||||
// state machine
|
||||
static unsigned int error_condition = 0;
|
||||
static byte state = 0;
|
||||
static boolean is_oven_heating = false;
|
||||
|
||||
// ui stuff
|
||||
static boolean led_on = false;
|
||||
static boolean disable_checks = true;
|
||||
|
||||
//Pin assignments for SainSmart LCD Keypad Shield
|
||||
static LiquidCrystal lcd(8, 9, 4, 5, 6, 7);
|
||||
static DFR_Key keypad;
|
||||
OvenCtl oven_ctl;
|
||||
|
||||
void setup() {
|
||||
Serial.begin(9600);
|
||||
delay(300);
|
||||
pinMode(13, OUTPUT);
|
||||
pinMode(2, INPUT);
|
||||
set_start_state();
|
||||
|
||||
lcd.begin(16, 2);
|
||||
lcd.clear();
|
||||
keypad.setRate(10);
|
||||
oven_ctl.set_config_state();
|
||||
}
|
||||
|
||||
|
||||
void print_profile_state() {
|
||||
String tmp("Profile: ");
|
||||
tmp += state;
|
||||
tmp += "/";
|
||||
tmp += END_STATE;
|
||||
lcd.setCursor(0, 1);
|
||||
lcd.print(tmp);
|
||||
}
|
||||
|
||||
void print_status() {
|
||||
String tmp("T: ");
|
||||
if (time < 10)
|
||||
tmp += "00";
|
||||
else if (time < 100)
|
||||
tmp += "0";
|
||||
tmp += time;
|
||||
tmp += " Tmp: ";
|
||||
if (temperature < 10)
|
||||
tmp += "00";
|
||||
else if (temperature < 100)
|
||||
tmp += "0";
|
||||
tmp += temperature;
|
||||
lcd.setCursor(0, 0);
|
||||
lcd.print(tmp);
|
||||
}
|
||||
|
||||
void print_config_state() {
|
||||
|
||||
for (;;) {
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
/* led edit mode procedures
|
||||
* global menu (up/down) -> select
|
||||
* start
|
||||
* edit profile
|
||||
* select value (up/down) -> select | left
|
||||
* value (up/down) -> select | left
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
void get_time() {
|
||||
if (state>0)
|
||||
time++;
|
||||
}
|
||||
|
||||
void control_oven() {
|
||||
if (temperature < set_min && !is_oven_heating) {
|
||||
is_oven_heating = true;
|
||||
Serial.println("Oven turned on");
|
||||
}
|
||||
else if (temperature > set_min && is_oven_heating) {
|
||||
is_oven_heating = false;
|
||||
Serial.println("Oven turned off");
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void set_temp(int min, int max, int dt_min, int dt_max) {
|
||||
set_min = min;
|
||||
set_max = max;
|
||||
set_dt_min = dt_min;
|
||||
set_dt_max = dt_max;
|
||||
}
|
||||
|
||||
|
||||
void get_temp() {
|
||||
last_temperature = temperature;
|
||||
temperature = int(float(analogRead(2)) * 0.2929);
|
||||
actual_dt = temperature - last_temperature;
|
||||
}
|
||||
|
||||
|
||||
void check_dt() {
|
||||
if (disable_checks)
|
||||
return;
|
||||
if (actual_dt > set_dt_max) {
|
||||
error_condition |= E_DT_MAX;
|
||||
}
|
||||
if (actual_dt < set_dt_min) {
|
||||
error_condition |= E_DT_MIN;
|
||||
}
|
||||
}
|
||||
|
||||
void print_debug() {
|
||||
Serial.print("Time: ");
|
||||
Serial.print(time);
|
||||
Serial.print(", temperatur: ");
|
||||
Serial.print(temperature);
|
||||
Serial.print(", last_temperatur: ");
|
||||
Serial.print(last_temperature);
|
||||
Serial.print(", state: ");
|
||||
Serial.print(state);
|
||||
Serial.print(", Error: ");
|
||||
Serial.println(error_condition);
|
||||
}
|
||||
|
||||
|
||||
void check_max_duration() {
|
||||
if (disable_checks)
|
||||
return;
|
||||
Serial.println(time);
|
||||
if (time > time_max) {
|
||||
error_condition |= E_TIME_MAX;
|
||||
}
|
||||
Serial.println(time);
|
||||
}
|
||||
|
||||
void check_Ts_duration_min() {
|
||||
if (disable_checks)
|
||||
return;
|
||||
Tl_time_end = time;
|
||||
if (time - Tl_time_start < Tl_duration_min) {
|
||||
error_condition |= E_TL_TOO_SHORT;
|
||||
}
|
||||
}
|
||||
|
||||
void check_Ts_duration_max() {
|
||||
if (disable_checks)
|
||||
return;
|
||||
if (time - Ts_time_start > Tl_duration_max) {
|
||||
error_condition |= E_TS_TOO_LONG;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void check_Tl_duration_min() {
|
||||
if (disable_checks)
|
||||
return;
|
||||
Tl_time_end = time;
|
||||
if (time - Tl_time_start < Tl_duration_min) {
|
||||
error_condition |= E_TL_TOO_SHORT;
|
||||
}
|
||||
}
|
||||
|
||||
void check_Tl_duration_max() {
|
||||
if (disable_checks)
|
||||
return;
|
||||
if (time - Tl_time_start > Tl_duration_max) {
|
||||
error_condition |= E_TL_TOO_LONG;
|
||||
}
|
||||
}
|
||||
|
||||
void check_Tp_duration_min() {
|
||||
Tp_time_end = time;
|
||||
if (time - Tp_time_start < Tp_duration_min) {
|
||||
error_condition |= E_TP_TOO_SHORT;
|
||||
}
|
||||
}
|
||||
|
||||
void check_Tp_duration_max() {
|
||||
if (disable_checks)
|
||||
return;
|
||||
if (time - Tp_time_start > Tp_duration_max) {
|
||||
error_condition |= E_TP_TOO_LONG;
|
||||
}
|
||||
}
|
||||
|
||||
void set_start_state() {
|
||||
led_on = false;
|
||||
digitalWrite(13, LOW);
|
||||
error_condition = 0;
|
||||
state = START_STATE;
|
||||
get_temp();
|
||||
last_temperature = temperature;
|
||||
actual_dt = temperature - last_temperature;
|
||||
set_temp(Tp-5, Tp, 0, ramp_up_rate_max);
|
||||
}
|
||||
|
||||
|
||||
void set_preheat_state() {
|
||||
Serial.println("Changing state to PREHEAT_STATE");
|
||||
state++;
|
||||
}
|
||||
|
||||
|
||||
void set_ramp_up_state() {
|
||||
Serial.println("Changed state to RAMP_UP_STATE");
|
||||
state++;
|
||||
}
|
||||
|
||||
|
||||
void set_tal_first_state() {
|
||||
Serial.println("Changed state to TAL_FIRST_STATE");
|
||||
state++;
|
||||
}
|
||||
|
||||
|
||||
void set_peak_state() {
|
||||
Serial.println("Changed state to PEAK_STATE");
|
||||
state++;
|
||||
}
|
||||
|
||||
|
||||
void set_tal_second_state() {
|
||||
Serial.println("Changed state to TAL_SECOND_STATE");
|
||||
set_temp(25, 25, -3, -6);
|
||||
state++;
|
||||
}
|
||||
|
||||
|
||||
void set_ramp_down_state() {
|
||||
Serial.println("Changed state to RAMP_DOWN_STATE");
|
||||
state++;
|
||||
}
|
||||
|
||||
|
||||
void set_end_state() {
|
||||
Serial.println("Changed state to END_STATE");
|
||||
state++;
|
||||
}
|
||||
|
||||
|
||||
void set_error_state() {
|
||||
if (state != ERROR_STATE) {
|
||||
Serial.println("Changed state to ERROR_STATE");
|
||||
set_temp(0, 0, 0, 0);
|
||||
state = ERROR_STATE;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void handle_start_state() {
|
||||
check_max_duration();
|
||||
Serial.println(time);
|
||||
if (temperature > Ts_min) {
|
||||
Ts_time_start = time;
|
||||
set_preheat_state();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void handle_preheat_state() {
|
||||
check_Ts_duration_max();
|
||||
check_max_duration();
|
||||
if (temperature > Ts_max) {
|
||||
check_Ts_duration_min();
|
||||
set_ramp_up_state();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void handle_ramp_up_state() {
|
||||
check_max_duration();
|
||||
if (temperature > Tl) {
|
||||
Tl_time_start = time;
|
||||
set_tal_first_state();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void handle_tal_first_state() {
|
||||
check_max_duration();
|
||||
check_Tl_duration_max();
|
||||
if (temperature > Tp - 5) {
|
||||
Tp_time_start = time;
|
||||
set_peak_state();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void handle_peak_state() {
|
||||
check_Tl_duration_max();
|
||||
check_Tp_duration_max();
|
||||
if (time - Tp_time_start > Tp_duration_max) {
|
||||
check_Tp_duration_min();
|
||||
set_tal_second_state();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void handle_tal_second_state() {
|
||||
check_Tl_duration_max();
|
||||
if (temperature < Tl) {
|
||||
check_Tl_duration_min();
|
||||
set_ramp_down_state();
|
||||
}
|
||||
}
|
||||
|
||||
void handle_ramp_down_state() {
|
||||
if (temperature < Ts_min) {
|
||||
set_end_state();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void handle_end_state() {
|
||||
// while(true) {
|
||||
// continue;
|
||||
// }
|
||||
}
|
||||
|
||||
|
||||
|
||||
void handle_error_state() {
|
||||
if (led_on) {
|
||||
digitalWrite(13, LOW);
|
||||
led_on = false;
|
||||
}
|
||||
else {
|
||||
digitalWrite(13, HIGH);
|
||||
led_on = true;
|
||||
}
|
||||
if (error_condition & E_DT_MIN)
|
||||
Serial.println("Error: delta °K/second too low");
|
||||
if (error_condition & E_DT_MAX)
|
||||
Serial.println("Error: delta °K/second too big");
|
||||
if (error_condition & E_TIME_MAX)
|
||||
Serial.println("Error: reflow process does take too long");
|
||||
if (error_condition & E_TS_TOO_SHORT)
|
||||
Serial.println("Error: heatup duration was too short");
|
||||
if (error_condition & E_TS_TOO_LONG)
|
||||
Serial.println("Error: heatup duration was too long");
|
||||
if (error_condition & E_TL_TOO_SHORT)
|
||||
Serial.println("Error: temperature above liquidus duration was too short");
|
||||
if (error_condition & E_TL_TOO_LONG)
|
||||
Serial.println("Error: temperature above liquidus duration was too long");
|
||||
if (error_condition & E_TP_TOO_LONG)
|
||||
Serial.println("Error: peak temperature duration was too short");
|
||||
if (error_condition & E_TP_TOO_SHORT)
|
||||
Serial.println("Error: peak temperature duration was too long");
|
||||
}
|
||||
|
||||
|
||||
void loop() {
|
||||
get_time();
|
||||
get_temp();
|
||||
check_dt();
|
||||
|
||||
if (!error_condition) {
|
||||
print_debug();
|
||||
}
|
||||
else {
|
||||
set_error_state();
|
||||
}
|
||||
|
||||
switch (state) {
|
||||
case CONFIG_STATE:
|
||||
handle_config_state();
|
||||
print_config_state()
|
||||
break;
|
||||
case START_STATE:
|
||||
handle_start_state();
|
||||
break;
|
||||
case PREHEAT_STATE:
|
||||
handle_preheat_state();
|
||||
break;
|
||||
case RAMP_UP_STATE:
|
||||
handle_ramp_up_state();
|
||||
break;
|
||||
case TAL_FIRST_STATE:
|
||||
handle_tal_first_state();
|
||||
break;
|
||||
case PEAK_STATE:
|
||||
handle_peak_state();
|
||||
break;
|
||||
case TAL_SECOND_STATE:
|
||||
Tl_time_end = time;
|
||||
handle_tal_second_state();
|
||||
break;
|
||||
case RAMP_DOWN_STATE:
|
||||
handle_ramp_down_state();
|
||||
break;
|
||||
case END_STATE:
|
||||
handle_end_state();
|
||||
break;
|
||||
case ERROR_STATE:
|
||||
handle_error_state();
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
control_oven();
|
||||
// lcd.clear();
|
||||
print_debug();
|
||||
print_status();
|
||||
print_profile_state();
|
||||
delay(1000);
|
||||
oven_ctl.handle_states();
|
||||
}
|
||||
|
||||
|
|
36
serialmon.py
36
serialmon.py
|
@ -1,11 +1,31 @@
|
|||
#!/usr/bin/python
|
||||
|
||||
import serial
|
||||
import serial, struct
|
||||
|
||||
while 1:
|
||||
try:
|
||||
ser = serial.Serial('/dev/ttyUSB0', 9600)
|
||||
while 1:
|
||||
print ser.readline()
|
||||
except Exception, e:
|
||||
pass
|
||||
try:
|
||||
ser = serial.Serial('/dev/ttyUSB0', 9600)
|
||||
i = ser.read(30)
|
||||
data = list(struct.unpack("hhhhhhhhhhhhhhh", i))
|
||||
print "ts_min", data[0]
|
||||
print "ts_max", data[1]
|
||||
print "tl", data[2]
|
||||
print "tp", data[3]
|
||||
print "time_max", data[4]
|
||||
print "ramp_up_min", data[5]
|
||||
print "ramp_up_max", data[6]
|
||||
print "ramp_down_min", data[7]
|
||||
print "ramp_down_max", data[8]
|
||||
|
||||
print "ts_duration_min", data[9]
|
||||
print "ts_duration_max", data[10]
|
||||
print "tl_duration_min", data[11]
|
||||
print "tl_duration_max", data[12]
|
||||
print "tp_duration_min", data[13]
|
||||
print "tp_duration_max", data[14]
|
||||
|
||||
#while 1:
|
||||
#print ser.read(5)
|
||||
except Exception, e:
|
||||
pass
|
||||
|
||||
|
||||
|
|
Loading…
Reference in New Issue