Thermocontroller
TC-01a
53C;OB>@ B5<?5@0BC@K =0 <8:@>:>=B@>;;5@5
PIC16F628A. "0:B>2K9 35=5@0B>@ MCU 2=CB@5==89 RC,
?>@BK 4;O ?>4:;NG5=8O @57>=0B>@0 8A?>;L7CNBAO :0:
2KE>4K C?@02;5=8O =03@C7:>9.  :0G5AB25
B5@<>40BG8:>2 ?@8<5=5=K DS18S20 (DS1820) D8@<K
Dallas Semiconductor (Maxim). <5AB> VD3 CAB0=>28BL
?>4BO3820NI89 @578AB>@ 3,3k. VD4 =5 CAB0=02;8205BAO.
@8 :>=D83C@8@>20=88 2KE>40 LOAD 2 :0: 2KE>4
C?@02;5=8O =03@C7:>9 460<?5@ J1 J2 4>;65= 1KBL A=OB.
A=>2=K5 E0@0:B5@8AB8:8:
5@8>4 87<5@5=8O B5<?5@0BC@K ~ 1 A5:C=40.
>3@5H=>ABL 87<5@5=8O 0,5 OC.
8A:@5B=>ABL >B>1@065=8O 0,5 OC.
>;8G5AB2> ?@>3@0<<8@C5<KE ?>@>3>2KE 7=0G5=89
B5<?5@0BC@K 4.
80?07>= CAB0=>2:8 ?>@>3>2KE 7=0G5=89 0...127,5 OC
8A:@5B=>ABL CAB0=>2:8 ?>@>3>2KE 7=0G5=89 0,5 OC.
045@6:0 A@010BK20=8O 5 F8:;>2 87<5@5=8O.
0?@O65=85 ?8B0=8O 5VDC.
0:A8<0;L=>5 =0?@O65=85, ?>42>48<>5 : 2KE>40<
LOAD 1 8 LOAD 2 >3@0=8G5=> <0:A8<0;L=>
4>?CAB8<K<8 UCE 8 UCB ?@8<5=5==KE VT1 8 VT2.
 7028A8<>AB8 >B CA;>289 @0A?>;>65=8O (4;8=0 :015;O, C@>25=L ?><5E 8 B.?.), B5<?5@0BC@=K9 40BG8: <>65B
1KBL ?>4:;NG5= :0: ?> AB0=40@B=>9 B@5E?@>2>4=>9 AE5<5, B0: 8 ?> 42CE?@>2>4=>9 AE5<5 A  ?0@078B=K<
?8B0=85<.  ?>A;54=5< A;CG05 2K2>4K ?8B0=8O GND 8 Vcc B5@<>40BG8:0 DS18S20 A>548=ONBAO 2<5AB5 8
?>4:;NG0NBAO : :;5<<5 GND ?@81>@0. K; 8A?@>1>20= 20@80=B 42CE?@>2>4=>3> A>548=5=8O 40BG8:0 B>=:8<
:>0:A80;L=K< :015;5< A 2>;=>2K< A>?@>B82;5=85< 75 < (C4;8=8B5;L 4;O TV 0=B5==K) 4;8=>9 15 <5B@>2.
!1>52 2 @01>B5 =5 =01;N40;>AL.
"0: :0: 2 :0G5AB25 7040NI53> 8A?>;L7C5BAO 2=CB@5==89 RC 35=5@0B>@, 4;O ?@54>B2@0I5=8O :>;510=89 B0:B>2>9
G0AB>BK (MB> :@8B8G=> 4;O B09<8=3>2 >4=>?@>2>4=>9 H8=K 1 Wire) @5:><5=4C5BAO @0A?>;030BL ?@81>@ 2
>B0?;8205<>< ?><5I5=88.
!<5=0 A>AB>O=8O 2KE>4>2 ?@>8AE>48B B>;L:> ?@8 ?5@5E>45 B5<?5@0BC@K G5@57 ?>@>3>2>5 7=0G5=85.
0?@8<5@, 5A;8 =86=89 ?>@>3 CAB0=>2;5= 20 OC, ?@8 B5<?5@0B5@5 =865 MB>3> 7=0G5=8O ?@>8AE>48B A<5=0
A>AB>O=8O 2KE>4>2 2 A>>B25BAB288 A CAB0=>2:>9 4;O 40==>3> ?>@>30. @8 ?@52KH5=88 B5<?5@0BC@K 20 OC
2>72@0B : ?@54K4CI5<C A>AB>O=8N 2KE>4>2 =5 ?@>8AE>48B. "0:8< >1@07><, =0 ?>=865=85 B5<?5@0BC@K
@5038@CNB B>;L:>  ' 8   + ?>@>38, =0 ?>2KH5=85  %
' 8  %  + ?>@>38. @>3@0<<8@C5<K5 ?>@>3>2K5 7=0G5=8O B5<?5@0BC@K 2
480?07>=5 >B 0 4> 127,5 OC A H03>< 0,5 OC.  480?07>=5 >B@8F0B5;L=KE B5<?5@0BC@ ?@81>@ B>;L:> >B>1@0605B
B5:CI55 7=0G5=85.
A;8 2KE>4 2 A:>=D83C@8@>20= :0:  72C:>20O A83=0;870F8O , ?@81>@ 2K405B A;54CNI85 72C:>2K5 A83=0;K:
?@8 8=8F80;870F88 ?OBL :>@>B:8E A83=0;>2 2KA>:>3> B>=0.
?@8 ?5@5E>45 020@89=KE ?>@>3>2 B5<?5@0BC@K (TLA =86=89 8 THA 25@E=89) G5@54CNI89AO A83=0;
=87:>3> 8 2KA>:>3> B>=0. 5@8>4 ?>2B>@5=8O :046K9 F8:; 87<5@5=8O B5<?5@0BC@K. 28B8@>20=85
020@89=>3> 72C:>2>3> A83=0;0 >ACI5AB2;O5BAO =060B85< :=>?:8 EXIT.
?@8 >H81:5 H8=K A83=0; =87:>3> B>=0, ?>2B>@ONI89AO :064K9 ?5@8>4 87<5@5=8O, 4> 2E>40 2 =>@<0;L=K9
@568<.
2 @568<5 SETUP :>@>B:89 A83=0; 2KA>:>3> B>=0 A>?@>2>6405B :064>5 =060B85 :=>?>:, 42>9=>9 A83=0;
=87:>3> B>=0 A>E@0=5=85 ?0@0<5B@0 2 EEPROM.
2E>4 8 2KE>4 87 @568<0 SETUP B@>9=>9 A83=0; =87:>3> B>=0.
2E>4 8 2KE>4 87 @568<0 ?@8=C48B5;L=>3> C?@02;5=8O 2KE>40<8 42>9=>9 A83=0; 2KA>:>3> B>=0.
30H5=85 48A?;5O 42>9=>9 A83=0; 2KA>:>3> B>=0.
 @568<5 2KE>40 2  72C:>20O A83=0;870F8O : :>=B0:BC X1 =0 ?;0B5 (2KE>4 2 A >1I8< :>;;5:B>@><) <>65B
1KBL ?>4:;NG5= 2=5H=89 ?@81>@ >?>25I5=8O =0?@8<5@, 48=0<8G5A:0O 3>;>2:0 8;8 ;0<?0 =0:0;820=8O
=0 A>>B25BAB2CNI55 =0?@O65=85. B>@>9 2K2>4 ?@81>@0 >?>25I5=8O ?>4A>548=O5BAO : ?;NAC 8AB>G=8:0
?8B0=8O.
Alex Pavlov Home Lab. 11/2007 [e-mail]
Thermocontroller
TC-01a
@8 2:;NG5=88 ?8B0=8O ?@81>@ 2K405B ?OBL :>@>B:8E 72C:>2KE A83=0;>2 2KA>:>3>
B>=0, =0 48A?;55 703>@0NBAO 2A5 A53<5=BK. >A;5 8=8F80;870F88 =0 48A?;55
>B>1@0605BAO B5:CI0O B5<?5@0BC@0:
!25B>48>4K LOAD 1 8 LOAD 2 >B>1@060NB B5:CI55 A>AB>O=85 A>>B25BAB2CNI53> 2KE>40.
@8 >H81:5 >1<5=0 40==K<8 ?> H8=5 1 Wire ?@81>@ 2K405B 72C:>2>9 A83=0; =87:>3> B>=0 A ?5@8>4><
87<5@5=8O (?@8<5@=> 1 A5:C=40). @8 MB>< =0 48A?;55 >B>1@0605BAO :>4 >H81:8:
=5A>>B25BAB285 A5@88 ?@81>@0 >1@K2 H8=K :>@>B:>5 70<K:0=85 >H81:0 :>=B@>;L=>9 AC<<K
(Series Error) (Open Fault)
(Short Circuit) (Cyclical Redundancy Check)
0: B>;L:> >1=0@C65=0 >H81:0, 2KE>4K ?@81>@0 450:B828@CNBAO. >A;5 2>AAB0=>2;5=8O =>@<0;L=>3>
@568<0 >1<5=0 ?@81>@ ?5@5E>48B 2 @01>G89 @568< =0 48A?;55 >B>1@0605BAO B5:CI0O B5<?5@0BC@0, 2KE>4K
=0E>4OBAO 2 A>AB>O=88, A>>B25BAB2CNI5< @53C;8@C5<>9 B5<?5@50BC@5 8 70?@>3@0<<8@>20==><C @568<C
@01>BK.
;O >B:;NG5=8O 48A?;5O =5>1E>48<> =060BL 8 C45@6820BL :=>?:C EXIT. '5@57 A5:C=4C @07405BAO 420
:>@>B:8E A83=0;0 2KA>:>3> B>=0, =0 48A?;55 A25B8BAO B>;L:> 45F8<0;L=0O B>G:0. ;O 2:;NG5=8O 48A?;5O
=5>1E>48<> ?>2B>@=> =060BL 8 C45@6820BL :=>?:C EXIT. @8 2>7=8:=>25=88 >H81:8 8;8 2E>45 2 @568<
?@>3@0<<8@>20=8O 48A?;59 02B><0B8G5A:8 2:;NG05BAO.
 ?@81>@5 ?@54CA<>B@5= @568< @CG=>3> C?@02;5=8O =03@C7:>9. #?@02;5=85 2KE>40<8 2>7<>6=>, 5A;8
?>@>3>2K5 7=0G5=8O =5 0:B82=K, B.5. B5:CI0O B5<?5@0BC@0 =865 25@E=8E ?>@>3>2 8 2KH5 =86=8E. ;O
?@8=C48B5;L=>3> ?5@5:;NG5=8O 2E>4>2 =5>1E>48<> =060BL 8 C45@6820BL :=>?:C LIST. @8<5@=> G5@57
A5:C=4C ?@81>@ 2K405B 420 :>@>B:8E 72C:>2KE A83=0;0 2KA>:>3> B>=0, =0 48A?;55 >B>1@0605BAO B5:CI55
A>AB>O=85 2KE>4>2 2 A;54CNI5< 2845:
10 2KE>40 5@2K9 .' 5@2K9 ".' 10 2KE>40
".'+ B>@>9 ".' B>@>9 .' .'+
=>?:>9 LIST 2K18@05BAO =5>1E>48<>5 A>AB>O=85 2KE>4>2, 4;O ?5@5:;NG5=8O 2KE>4>2 2 2K1@0==K9 @568<
=5>1E>48<> =060BL 8 C45@6820BL :=>?:C ENTER. @8<5@=> G5@57 A5:C=4C ?@81>@ 2K405B 420 :>@>B:8E
A83=0;0 2KA>:>3> B>=0, ?5@5:;NG05B 2KE>4K 8 ?5@5E>48B 2 @01>G89 @568< =0 48A?;55 >B>1@0605BAO
B5:CI0O B5<?5@0BC@0. @8 :@0B:>2@5<5==>< =060B88 ENTER ?@>8AE>48B ?5@5E>4 2 @01>G89 @568< 157
?5@5:;NG5=8O 2KE>4>2.
;O 2E>40 2 @568< ?@>3@0<<8@>20=8O =5>1E>48<> =060BL 8 C45@6820BL :=>?:C ENTER. @8<5@=> G5@57
A5:C=4C ?@81>@ 87405B B@8 72C:>2KE A83=0;0 =87:>3> B>=0. 0 48A?;55 ?>O2;O5BAO 011@5280BC@0 ?5@2>9
3@C??K ?@>3@0<<8@C5<KE ?0@0<5B@>2 =86=89 ?>@>3 B5<?5@0BC@K (tL).
=86=89 @01>G89 ?>@>3 =86=89 020@89=K9 ?>@>3 25@E=89 @01>G89 ?>@>3 25@E=89 020@89=K9 ?>@>3 @568< @01>BK 2KE>40 2
(temperature LOW) (temperature LOW ALARM) (temperature HIGH) (temperature HIGH ALARM) (out 2)
@>:@CB:0 / 87<5=5=85 ?0@0<5B@0 >ACI5AB2;O5BAO :=>?:>9 LIST, ?@>A<>B@ :=>?:>9 ENTER. 'B>1K
A>E@0=8BL 87<5=5==K9 ?0@0<5B@ (70?8A0BL 2 EEPROM <8:@>:>=B@>;;5@0), ?>A;5 53> 87<5=5=8O =5>1E>48<>
=060BL 8 C45@6820BL :=>?:C ENTER. @8<5@=> G5@57 A5:C=4C ?@81>@ 87405B 420 72C:>2KE A83=0;0 =87:>3>
B>=0, GB> A2845B5;LAB2C5B >1 CA?5H=>9 70?8A8 ?0@0<5B@0. KE>4 87 @568<0 ?@>3@0<<8@>20=8O :=>?:0
EXIT. @8 CAB0=>2:5 7=0G5=8O B5<?5@0BC@K :=>?:>9 LIST >ACI5AB2;O5BAO 8=:@5<5=B ?0@0<5B@0, :=>?:>9
EXIT 45:@5<5=B. (03 CAB0=>2:8 B5<?5@0BC@K 0,5OC. @8 C45@6820=88 A>>B25BAB2CNI59 :=>?:8 ?@>8AE>48B
F8:;8G5A:>5 87<5=5=85 7=0G5=8O ?0@0<5B@0 A G0AB>B>9 ?@8<5@=> 3 5@F0.
Alex Pavlov Home Lab. 11/2007 [e-mail]
Thermocontroller
TC-01a
;O :064>3> ?>@>30 ?@>3@0<<8@CNBAO A;54CNI85 ?0@0<5B@K:
.' ".'
!B0BCA ?>@>30 (Condition)
> ENTER > < LIST >
A;8 AB0BCA ?>@>30 OFF (>B:;NG5=), ?@>A<>B@ 8 87<5=5=85 4@C38E ?0@0<5B@>2 40==>3> ?>@>30 =54>ABC?=K.
10 2KE>40 5@2K9 .'", 5@2K9 ".'", 10 2KE>40
#?@02;5=85 =03@C7:>9
".'", B>@>9 ".'", B>@>9 .'", .'",
> ENTER >
A;8 2KE>4 2 =0AB@>5= :0:  72C:>20O A83=0;870F8O , ?@8 0:B820F88 MB>3> 2KE>40 ?@81>@ 2K405B
G5@54CNI89AO A83=0; =87:>3> 8 2KA>:>3> B>=0 A ?5@8>4>< 87<5@5=8O B5<?5@0BC@K. 28B8@>20=85
020@89=>3> 72C:>2>3> A83=0;0 >ACI5AB2;O5BAO :@0B:>2@5<5==K< =060B85< :=>?:8 EXIT.  @568<5
 =03@C7:0 2KE>4 2 C?@02;O5BAO 0=0;>38G=> 2KE>4C 1.
>@>3>20O B5<?5@0BC@0 =0G5=85 ?0@0<5B@0
> ENTER >
B45;L=> ?@>3@0<<8@C5BAO @568< @01>BK 2KE>40 2. = <>65B @01>B0BL ;81> :0: 2KE>4 72C:>2>9
A83=0;870F88, ;81> :0: 2KE>4 C?@02;5=8O =03@C7:>9.  ?>A;54=5< A;CG05 72C:>2>5 A>?@>2>645=85 @568<0
?@>3@0<<8@>20=8O 8 >B>1@065=8O >H81>: =5 ?>445@68205BAO, 460<?5@ J1 J2 =0 ?;0B5 =5>1E>48<> A=OBL.
568< @01>BK 2KE>40 2 (out 2)
2C:>20O A83=0;870F8O #?@02;5=85 =03@C7:>9
> ENTER > < LIST >
>=AB@C:B82=> ?@81>@ 2K?>;=5= =0 ?5G0B=>9 ?;0B5 @07<5@0<8 50 x 65 mm. A?>;L7C5BAO 420 B>:>254CI8E
A;>O, =0=5A5=85 @8AC=:0 B>:>254CI8E B@0AA 2K?>;=5=> ?>  ;075@=> CBN6=>9 B5E=>;>388. 0 ?>A;54=59
AB@0=8F5 =0E>4OBAO MA:87K B>:>254CI8E A;>52 2 <0AHB015 1:1. ><?>=>2:0 8 B@0AA8@>2:0 ?5G0B=>9 ?;0BK
2K?>;=5=K 2 !  P CAD 2002.
><?>=>2:0 M;5<5=B>2 1I89 ?;0=
50,0
5@E=89 B>:>254CI89 A;>9 86=89 B>:>254CI89 A;>9
BZ1
BZ1 BZ1
Alex®
TC-01a
R3
R3 R3
R1
R1 R1
R6
R6 R6
R2
R2 R2
R4
R4 R4
C3 X1
C3 X1 C3 X1
R15
R15 R15
R14
R14 R14
R13
R13 R13
R12
R12 R12
VD1
VD1 VD1
HG1
HG1 HG1
CA04-41SRWA
CA04-41SRWA CA04-41SRWA
VD2
VD2 VD2
S1 S2 S3
S1 S2 S3 S1 S2 S3
Alex Pavlov Home Lab. 11/2007 [e-mail]
VD4
VD4
VD4
PIC16F628A-I/P
PIC16F628A-I/P
PIC16F628A-I/P
VT2
VT2
VT2
D1
D1
D1
VT1
VT1
VT1
C1
C1
C1
R5
C2
R5
R5
C2
C2
XT1
XT2
XT1
XT2
XT1
XT2
R7
R7
R7
R9
R8
R11
R10
R9
R8
R9
R8
R11
R10
R11
R10
65,0
VD3
VD3
VD3
J2
J2
J2
J1
J1
J1
VD5
VD6
VD7
VD5
VD6
VD7
VD5
VD6
VD7
Thermocontroller
TC-01a
Alex Pavlov Home Lab. 11/2007 [e-mail]
Thermocontroller TC-01a
HG1 CA04-41SRWA
R7 47k
KEYBOARD
+5V
Load 2 X1
LOAD 2 LOAD 1
BZ1 24 24
EXIT LIST ENTER
VD1 VD2
Load 2 J1
R1 4,7*
Load 2 J2
R2 3,3k
VT1
BEEPER
3102
D1
0,1uF
PIC16F628A-I/P
C3
R3 3,3k
3102 16 14
LOAD RA7/OSC1/CLKIN VCC +5V
MCU
VT2
15
BEEPER RA6/OSC2/CLKOUT 5
GND
4 6
KEYBOARD RA5/MCLR/THV RB0/INT SEG_A
Load X1
7
XT1 0,1uF 100,0 X 6,3V
RB1/RX/DT SEG_B
+5V X2
C1 C2
8
+5V RB2/TX/CK SEG_C
1-Wire X1
17 9
XT2
ANODE1 RA0/AN0 RB3/CCP1 SEG_D
Gnd X2
+5V
18 10
ANODE2 RA1/AN1 RB4/PGM SEG_E
1 11
ANODE3 RA2/AN2/Vref RB5 SEG_F
2 12
ANODE4 RA3/AN3/CPM1 RB6/T1OSO/T1CKI SEG_G
R5 0
3 13
DS_PORT RA4/T0CKI/CPM2 RB7/T1OSI SEG_DP
;5:A59 02;>2, [e-mail]
1An
2An
3An
4An
a1:2
a3:4
b1:2
b3:4
c1:2
c3:4
d1:2
d3:4
e1:2
e3:4
f1:2
f3:4
g1:2
g3:4
dp1:2
dp3:4
5
4
9
1
6
3
8
2
7
20
15
10
17
12
16
11
18
13
19
14
S1
S2
S3
R8 1k
R9 1k
R10 1k
R11 1k
R12 1k
R13 1k
R14 1k
R15 1k
VD5
VD6
VD7
R4 470
R6 470

521

521

521
SEG_F
SEG_E
SEG_A
SEG_B
SEG_C
SEG_D
SEG_G
SEG_DP
ANODE1
ANODE2
ANODE3
ANODE4
ANODE2
ANODE3
ANODE4
VD4
VD3

521

521
Thermocontroller
TC-01a
5@A88 ?@>3@0<<=>3> >15A?5G5=8O.
 @C:>2>4AB25 ?@82545=> >?8A0=85 @01>BK ?@81>@0 4;O 25@A88 ?@>H82:8 v.1.0.
865 ?@82545=K 87<5=5=8O, 2=5A5==K5 2 ?@>3@0<<C ?@81>@0.
v.2.0
>65B 1KBL ?>4:;NG5= 4>?>;=8B5;L=K9 B5@<>40BG8:. @8 8A?>;L7>20=88 42CE 40BG8:>2
?>4:;NG0BL 8E B>;L:> ?> B@5E?@>2>4=>9 AE5<5. B>@>9 40BG8: 8A?>;L7C5BAO B>;L:>
4;O >B>1@065=8O B5<?5@0BC@K (=0?@8<5@, =0 C;8F5), C?@02;5=85 2KE>40<8 =5
?@54CA<>B@5=>.
@8 ?5@2>< 2:;NG5=88, B0: 65 :0: 8 4;O v.1.0, =5>1E>48<> ?@81>@
A:>=D83C@8@>20BL.  <5=N =0AB@>9:8 4>102;5=0 AB@0=8F0 GB5=8O 8 A>E@0=5=8O
A5@89=KE =><5@>2 B5@<>40BG8:>2:
'B5=85 (Read) 5@2K9 40BG8: B>@>9 40BG8:
> ENTER > < LIST >
@8 70?8A8 A5@89=>3> =><5@0 : ?@81>@C ?>4:;NG05BAO B>;L:> 40BG8:, =><5@
:>B>@>3> 4>;65= 1KBL AG8B0=. @8 ?>4A>548=5=88 42CE 40BG8:>2 ?@81>@ 2K40AB
>H81:C H8=K <H81:0 :>=B@>;L=>9 AC<<K>.
0?@8<5@, =5>1E>48<> AG8B0BL A5@89=K9 =><5@ >A=>2=>3> (?5@2>3>) 40BG8:0:
?>4:;NG8BL : ?@81>@C B5@<>40BG8:, :>B>@K9 1C45B 8A?>;L7>20BLAO 2 :0G0AB25
>A=>2=>3>;
2>9B8 2 <5=N, 2K1@0BL AB@0=8FC GB5=8O ?5@2>3> 40BG8:0 ;
=060BL :=>?:C .
@8 C40G=>< GB5=88 ?@81>@ 2K405B 42>9=>9 72C:>2>9 A83=0; =87:>3>
B>=0, =0 48A?;55 ?>O2;O5BAO =04?8AL (A>E@0=5=):
!5@89=K9 =><5@ A>E@0=O5BAO 2 EEPROM <8:@>:>=B@>;;5@0.
A;8 ?@>87>H;0 >H81:0 GB5=8O, ?@81>@ 2K405B >48= 72C:>2>9 A83=0;
=87:>3> B>=0, =0 48A?;55 >B>1@0605BAO :>4 >H81:8 (A<.
@C:>2>4AB2>).
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C?@02;5=8O 2KE>40<8.
Alex Pavlov Home Lab. 11/2007 [e-mail]
Thermocontroller TC-01a