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cry::واقعا کلافه شدم$sim
$regfile = "m8def.dat"
$crystal = 8000000 ' 8 MHz crystal
$swstack = 40
$hwstack = 32
$framesize = 32
'************************************************* ********
' CONFIGURE 16X2 LCD
'************************************************* ********
Config Lcd = 16 * 2
Config Lcdpin = Pin , Db4 = Portb.3 , Db5 = Portb.2 , Db6 = Portb.1 , Db7 = Portb.0 , E = Portb.4 , Rs = Portb.5
Cursor Off 'MAKE CURSOR OFF
'************************************************* ********
' CONFIGURE ADC FOR MEASUREMENT OF LM35
'************************************************* ********
Config Adc = Single , Prescaler = Auto , Reference = Avcc
Start Adc
'************************************************* ********
' DECLARATION OF I/0
'************************************************* ********
Config Pind.2 = Input
Config Pind.5 = Input
Config Pind.6 = Input
Config Pind.7 = Input
H1_up Alias Pind.5
H1_down Alias Pind.2
L1_up Alias Pind.6
L1_down Alias Pind.7
Config Portd.4 = Output
Heater Alias Portd.4 'MAKE FAN OFF
Heater = 0 'MAKE HEATER OFF
'************************************************* ********
' DECLARATION OF VARIABLES
'************************************************* ********
Dim W As Word , W_single As Single , W_avg As Single
Dim T As Integer
Dim Gp As Byte
Dim H As Integer , H_s As Eram Integer
Dim L As Integer , L_s As Eram Integer
Dim Heat_off As Integer , Heat_on As Integer
'************************************************* ********
Deflcdchar 0 , 4 , 14 , 31 , 14 , 4 , 32 , 32 , 32 ' replace [x] with number (0-7)
Cls 'CLEAR DISPLAY
Lcd "T=" ; Spc(3) ; Chr(0) ; "C" ; Spc(2) ; "HT="
Lowerline
Lcd "L=" ; Spc(3) ; Chr(0) ; "C" ; Spc(2) ; "H="
L = L_s
H = H_s
Main:
Gosub Measure_lm35
Gosub Check_temp
Debounce L1_up , 0 , L_up
Debounce L1_down , 0 , L_down
Debounce H1_up , 0 , H_up
Debounce H1_down , 0 , H_down
Goto Main
'************************************************* *******
'HEAR WE MEASURE TEMPERATURE FROM LM35 SENSOR
'FIRST WE MEASURE THE ADC COUNT AT 'W'
'AS WE KNOW ADC WILL COUNT MAXIMUM VALUE(1024) AT 5V
'WE CAN PER COUNT VALUE BY THE FORMULA,
'W_SINGLE=(WX5)/1024=WX0.005
'I.E. EACH COUNT IS EQUAL TO 5mV
'NOW FROM DATA SHEET OF LM35 WE KNOW THAT LM35 WILL
'OUTPUT 10mV PER DEGREE CENTRIGATE
'SO EACH COUNT=W_SINGLE/2 DEGREE CENTRIGATE
'FOR ACCURACY WE TAKE 100 SAMPLE AND THEN TAKE AVARAGE
'************************************************* *******
Measure_lm35:
W_avg = 0
For Gp = 1 To 100
W = Getadc(0)
'W_single = W * 5 'CHECK MATH FOR LM35
'W_single = W_single / 1024
'W_single = W_single / 2
If W <> 0 Then
W_single = W / 2
Else
W_single = 0
End If
W_avg = W_avg + W_single
Next Gp
If W_avg <> 0 Then
W_avg = W_avg / 100 'MAKE AVAGARE OF DISPLAY
Else
W_avg = 0
End If
T = W_avg 'TO IGNORE THE FRACTION
Locate 1 , 4 'LOCATE THE DISPALY VALUE LOCATION
Lcd Spc(3) 'ERASE OLD VALUE
Locate 1 , 4 'LOCATE THE DISPLAY VALUE LOCATION
Lcd T 'DISPLAY THE CURRENT VALUE
Locate 2 , 4
Lcd Spc(3)
Locate 2 , 4
Lcd L
Locate 2 , 14
Lcd Spc(3)
Locate 2 , 14
Lcd H 'DISPLAY THE SET VALUE
Return
'************************************************* *******
'HERE WE INCREASE SET TEMPERATURE VALUE BY 1
'************************************************* *******
L_up:
Incr L 'INCREMENT SV BY 1
If L > 110 Then
L = 0
End If
L_s = L 'SAVE SV AT EEPROM
Locate 2 , 4
Lcd Spc(3)
Locate 2 , 4
Lcd L
Goto Main
'************************************************* *******
'HERE WE DECREASE SET TEMPERATURE VALUE BY 1
'************************************************* *******
L_down:
If L <> 0 Then
Decr L 'DECREASE SV BY 1
Else
L = 110
End If
L_s = L 'SAVE SV AT EEPROM
Locate 2 , 4
Lcd Spc(3)
Locate 2 , 4
Lcd L
Goto Main
'************************************************* ******
H_up:
Incr H 'INCREMENT SV BY 1
If H > 110 Then
L = 0
End If
H_s = H 'SAVE SV AT EEPROM
Locate 2 , 14
Lcd Spc(3)
Locate 2 , 14
Lcd H
Goto Main
'************************************************* ******
H_down:
If H <> 0 Then
Decr H 'DECREASE SV BY 1
Else
H = 110
End If
H_s = H 'SAVE SV AT EEPROM
Locate 2 , 14
Lcd Spc(3)
Locate 2 , 14
Lcd H
Goto Main
'************************************************* ******
Check_temp:
Heat_off = H + 1 'HYSTERISYS=1
If T >= Heat_off Then 'TURN ON THE FAN
Heater = 0 'TURN OFF HEATER
Locate 1 , 14
Lcd Spc(3)
Locate 1 , 14
Lcd "OFF"
End If
Heat_on = L - 1 'HYSTERISYS=1
If T <= Heat_on Then 'TURN OFF FAN
Heater = 1 'TURN ON HEATER
Locate 1 , 14
Lcd Spc(3)
Locate 1 , 14
Lcd "ON"
End If
Return
'************************************************* ***********
End 'end program
