Baskı Devre Şeması:
Alttan Görünüş:
Üstten Görünüş:
DTFM Tonu ile uzaktan cihaz kontrolü
DTFM ton kontrolü 8 adet her hangi bir devrenin ya da cihazın uzaktan kontrolünde kullanılabilir. Buradaki amaç telsizle ve ya telefonla uzaktan bir sistemin çalışmasını sağlayabilmektir.
Devrenin çalışması:
Telefondan ve ya telsizden çıkan DTMF ton sinyali bir amplifikatör yardımıyla genliği büyütüldükten sonra 100 n'luk kondansatörden geçerek 100 kW'luk dirençle CM8870 decoder entegresi tarafından 5 bitlik veriye dönüştürülür. Normal telefon DTMF'i için CM8870'e 3.574Mhz'li kristal takılmaktadır. Decoder'den çıkan 5 bitlik veri pic 16F877'nin portlarına aktarılır. Pic 16F877 tarafından klavyeden girilen değerle karşılaştırılır ve ilgili röleleri kontaklar.
pic16f877 için pic basic kodları:
PM_USED EQU 1
INCLUDE "16F877.INC"
; Define statements.
#define CODE_SIZE 8
#define LCD_BITS 4
#define LCD_DREG PORTD
#define LCD_DBIT 0
#define LCD_RSREG PORTE
#define LCD_RSBIT 2
#define LCD_EREG PORTE
#define LCD_EBIT 1
RAM_START EQU 00020h
RAM_END EQU 001EFh
RAM_BANKS EQU 00004h
BANK0_START EQU 00020h
BANK0_END EQU 0007Fh
BANK1_START EQU 000A0h
BANK1_END EQU 000EFh
BANK2_START EQU 00110h
BANK2_END EQU 0016Fh
BANK3_START EQU 00190h
BANK3_END EQU 001EFh
EEPROM_START EQU 02100h
EEPROM_END EQU 021FFh
R0 EQU RAM_START + 000h
R1 EQU RAM_START + 002h
R2 EQU RAM_START + 004h
R3 EQU RAM_START + 006h
R4 EQU RAM_START + 008h
R5 EQU RAM_START + 00Ah
R6 EQU RAM_START + 00Ch
R7 EQU RAM_START + 00Eh
R8 EQU RAM_START + 010h
FLAGS EQU RAM_START + 012h
GOP EQU RAM_START + 013h
RM1 EQU RAM_START + 014h
RM2 EQU RAM_START + 015h
RR1 EQU RAM_START + 016h
RR2 EQU RAM_START + 017h
_CIKIS EQU RAM_START + 018h
_DENET EQU RAM_START + 019h
_UMUMI EQU RAM_START + 01Ah
_PORTL EQU PORTB
_PORTH EQU PORTC
_TRISL EQU TRISB
_TRISH EQU TRISC
INCLUDE "REHA_~1.MAC"
INCLUDE "PBPPIC14.LIB"
MOVE?CB 007h, ADCON1
MOVE?CB 00Fh, TRISA
MOVE?CB 000h, TRISB
MOVE?CB 000h, PORTB
PAUSE?C 001F4h
LCDOUT?C 0FEh
LCDOUT?C 001h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 049h
LCDOUT?C 059h
LCDOUT?C 049h
LCDOUT?C 020h
LCDOUT?C 047h
LCDOUT?C 055h
LCDOUT?C 04Eh
LCDOUT?C 04Ch
LCDOUT?C 045h
LCDOUT?C 052h
LCDOUT?C 0FEh
LCDOUT?C 0C0h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 044h
LCDOUT?C 054h
LCDOUT?C 04Dh
LCDOUT?C 046h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 04Bh
LCDOUT?C 04Fh
LCDOUT?C 04Eh
LCDOUT?C 054h
LCDOUT?C 052h
LCDOUT?C 04Fh
LCDOUT?C 04Ch
LABEL?L _YENILE
AND?BCB PORTA, 00Fh, _UMUMI
CMPEQ?BCL _UMUMI, 000h, _YENILE
CMPGE?BCL _UMUMI, 009h, L00002
GOSUB?L _TABLO
OR?BBB PORTB, _CIKIS, PORTB
LCDOUT?C 0FEh
LCDOUT?C 001h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUTD?B _UMUMI
LCDOUT?C 02Eh
LCDOUT?C 04Bh
LCDOUT?C 041h
LCDOUT?C 04Eh
LCDOUT?C 041h
LCDOUT?C 04Ch
LCDOUT?C 020h
LCDOUT?C 041h
LCDOUT?C 04Bh
LCDOUT?C 054h
LCDOUT?C 049h
LCDOUT?C 046h
LCDOUT?C 0FEh
LCDOUT?C 0C0h
LCDOUT?C 020h
LCDOUT?C 04Bh
LCDOUT?C 041h
LCDOUT?C 04Eh
LCDOUT?C 020h
LCDOUT?C 026h
LCDOUT?C 020h
LCDOUT?C 042h
LCDOUT?C 045h
LCDOUT?C 052h
LCDOUT?C 048h
LCDOUT?C 041h
LCDOUT?C 04Eh
LABEL?L _DNTL
AND?BCB PORTA, 00Fh, _DENET
LXOR?BBL _UMUMI, _DENET, _YENILE
GOTO?L _DNTL
CMPNE?BCL _UMUMI, 00Ah, L00004
MOVE?CB 000h, PORTB
LCDOUT?C 0FEh
LCDOUT?C 001h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 054h
LCDOUT?C 055h
LCDOUT?C 04Dh
LCDOUT?C 020h
LCDOUT?C 04Bh
LCDOUT?C 041h
LCDOUT?C 04Eh
LCDOUT?C 041h
LCDOUT?C 04Ch
LCDOUT?C 04Ch
LCDOUT?C 041h
LCDOUT?C 052h
LCDOUT?C 0FEh
LCDOUT?C 0C0h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 050h
LCDOUT?C 041h
LCDOUT?C 053h
LCDOUT?C 049h
LCDOUT?C 046h
LABEL?L L00004
CMPNE?BCL _UMUMI, 00Bh, L00006
LABEL?L _SRGL
PAUSE?C 001h
AND?BCB PORTA, 00Fh, _DENET
GOTO?L _SRGL
LABEL?L _PASIF_Y
LCDOUT?C 0FEh
LCDOUT?C 001h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 048h
LCDOUT?C 041h
LCDOUT?C 04Eh
LCDOUT?C 047h
LCDOUT?C 049h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 04Bh
LCDOUT?C 041h
LCDOUT?C 04Eh
LCDOUT?C 041h
LCDOUT?C 04Ch
LCDOUT?C 0FEh
LCDOUT?C 0C0h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 04Bh
LCDOUT?C 041h
LCDOUT?C 050h
LCDOUT?C 041h
LCDOUT?C 054h
LCDOUT?C 049h
LCDOUT?C 04Ch
LCDOUT?C 053h
LCDOUT?C 049h
LCDOUT?C 04Eh
LABEL?L _PASIF_BEK
AND?BCB PORTA, 00Fh, _DENET
ASM?
NOP
ENDASM?
CMPEQ?BCL _DENET, 000h, _PASIF_BEK
AND?BCB PORTA, 00Fh, _UMUMI
GOSUB?L _TABLO
AND?BBB PORTB, _CIKIS, _DENET
CMPEQ?BCL _DENET, 000h, _GEC
XOR?BBB PORTB, _CIKIS, PORTB
LCDOUT?C 0FEh
LCDOUT?C 001h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUTD?B _UMUMI
LCDOUT?C 02Eh
LCDOUT?C 04Bh
LCDOUT?C 041h
LCDOUT?C 04Eh
LCDOUT?C 041h
LCDOUT?C 04Ch
LCDOUT?C 020h
LCDOUT?C 050h
LCDOUT?C 041h
LCDOUT?C 053h
LCDOUT?C 049h
LCDOUT?C 046h
LCDOUT?C 0FEh
LCDOUT?C 0C0h
LCDOUT?C 020h
LCDOUT?C 045h
LCDOUT?C 052h
LCDOUT?C 04Bh
LCDOUT?C 041h
LCDOUT?C 04Eh
LCDOUT?C 020h
LCDOUT?C 026h
LCDOUT?C 020h
LCDOUT?C 042h
LCDOUT?C 045h
LCDOUT?C 052h
LCDOUT?C 048h
LCDOUT?C 041h
LCDOUT?C 04Eh
GOTO?L _SRGL2
LABEL?L _GEC
LCDOUT?C 0FEh
LCDOUT?C 001h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 042h
LCDOUT?C 055h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 04Bh
LCDOUT?C 041h
LCDOUT?C 04Eh
LCDOUT?C 041h
LCDOUT?C 04Ch
LCDOUT?C 0FEh
LCDOUT?C 0C0h
LCDOUT?C 002h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 020h
LCDOUT?C 050h
LCDOUT?C 041h
LCDOUT?C 053h
LCDOUT?C 049h
LCDOUT?C 046h
LABEL?L _SRGL2
AND?BCB PORTA, 00Fh, _DENET
LXOR?BBL _UMUMI, _DENET, _YENILE
GOTO?L _SRGL2
LABEL?L L00006
PAUSE?C 004h
GOTO?L _YENILE
LABEL?L _TABLO
LOOKUP?BCLB _UMUMI, 009h, L00001, _CIKIS
LURET?C 000h
LURET?C 001h
LURET?C 002h
LURET?C 004h
LURET?C 008h
LURET?C 010h
LURET?C 020h
LURET?C 040h
LURET?C 080h
LABEL?L L00001
RETURN?
END