Code:
'****************************************************************
'* Name : UNTITLED.BAS *
'* Author : [select VIEW...EDITOR OPTIONS] *
'* Notice : Copyright (c) 2009 [select VIEW...EDITOR OPTIONS] *
'* : All Rights Reserved *
'* Date : 24/02/2009 *
'* Version : 1.0 *
'* Notes : *
'* : *
'****************************************************************
'
'pic defines
'------------------------------------------------------------------------
@ DEVICE pic16F887, WDT_OFF ' Watchdog Timer
@ DEVICE pic16F887, PWRT_ON ' Power-On Timer
@ DEVICE pic16F887, MCLR_ON ' Master Clear Options (Internal)
@ DEVICE pic16F887, BOD_ON ' Brown-Out Detect
@ DEVICE pic16F887, LVP_OFF ' Low-Voltage Programming
@ DEVICE pic16F887, CPD_OFF ' Data Memory Code Protect
@ DEVICE pic16F887, PROTECT_OFF ' Program Code Protection
'
'konfigurisi AN pinove kao digital I/O, portd kao I
'------------------------------------------------------------------------
ansel=$00
anselh=$00
TRISD=$00
portd=$00
'
' Definisanje hser-a (transmit-recive) i lcd-a u 4 bitnom modu
'------------------------------------------------------------------------
define OSC 4
DEFINE HSER_SPBRG 25
DEFINE HSER_TXSTA 24h
DEFINE HSER_RCSTA 90h
DEFINE HSER_BAUD 9600
DEFINE HSER_CLROERR 1
DEFINE LCD_BITS 4
DEFINE LCD_DREG PORTB
DEFINE LCD_DBIT 0
DEFINE LCD_RSREG PORTB
DEFINE LCD_RSBIT 4
DEFINE LCD_EREG PORTB
DEFINE LCD_EBIT 5
DEFINE LCD_LINES 2
'
'definisanje varijabli
'------------------------------------------------------------------------
SYMBOL sel = PORTA.0 ' Sw 1 "select"
SYMBOL enter = PORTA.2 ' Sw 3 "ENTER"
T1 VAR BYTE
T1=20
'----------------------------------------------------------------
' promjenjive
'----------------------------------------------------------------
MENU VAR BYTE ' zeljeni MENU
POSI VAR BYTE ' Pozicija na LCD
temp Var Word ' temperatura kao word
cr Var Byte ' ostatak
cpc Var Byte ' broji po stepenu C
ow Var PORTE.2 ' One-wire data pin
i var byte ' brojac
posttemp var word
'----------------------------------------------------------------
' incijalizacija
'----------------------------------------------------------------
low portc.6
low porte.2
PAUSE 300 ' LCD inicijalizacija
LCDOUT $FE,1 ' ocisti LCD
MENU = 1 ' Inicijalizacija variablli
LCDOUT $FE,130," DOBRO DOSLI"
lcdout $FE,$c0,128, "izaberite temp "
'-------------------------------------------------------------------------------------
' meni switc select temp
'-------------------------------------------------------------------------------------
izbor:
PAUSE T1
IF sel = 1 THEN
LCDOUT $FE,1'ocisti lcd
MENU = MENU + 1
gosub amenu
pause 200
endif
IF MENU = 5 THEN MENU = 1
' for i = 1 to 4
if menu = 1 and enter=1 then gosub sc
if menu = 2 and enter=1 then gosub sc
if menu = 3 and enter=1 then gosub sc
if menu = 4 and enter=1 then gosub sc
' next i
GOTO izbor
'----------------------------------------------------------------------
'odabir za prikaz na displeju
'----------------------------------------------------------------------
AMENU:
SELECT CASE MENU
CASE 2
POSI = 129 : LCDOUT $FE,128,">" : LCDOUT $FE,POSI,"1."," 28.00" , " C"
POSI = 193 : LCDOUT $FE,POSI,"2."," 30.00" , " C"
CASE 3
POSI = 129 : LCDOUT $FE,128,">" : LCDOUT $FE,POSI,"2."," 30.00" , " C"
POSI = 193 : LCDOUT $FE,POSI,"3."," 32.00" , " C"
CASE 4
POSI = 129 : LCDOUT $FE,128,">" : LCDOUT $FE,POSI,"3."," 32.00", " C"
POSI = 193 : LCDOUT $FE,POSI,"4."," 34.00" , " C"
CASE 5
POSI = 129 : LCDOUT $FE,128,">" : LCDOUT $FE,POSI,"4."," 34.00", " C"
POSI = 193 : LCDOUT $FE,POSI,"1."," 28.00", " C"
END SELECT
RETURN
'
'provjera temperature
'---------------------------------------------------------------------
sc:
'ovdje probati napraviti select case
if menu = 2 then
posttemp=$0AF0' postemp = 2800
LCDOUT $FE,1, "Max temperatura:"
lcdout $FE,$c0,128, "28.00 C"
pause 2000
endif
if menu = 3 then
posttemp=$0BB8
LCDOUT $FE,1, "Max temperatura:"
lcdout $FE,$c0,128, "30.00 C"
pause 2000
endif
if menu = 4 then
posttemp=$0C80
LCDOUT $FE,1, "Max temperatura:"
lcdout $FE,$c0,128, "32.00 C"
pause 2000
endif
if menu = 1 then
posttemp=$0D48
LCDOUT $FE,1, "Max temperatura:"
lcdout $FE,$c0,128, "34.00 C"
pause 2000
endif
goto sc1
sc1:
OWOut ow, 1, [$CC, $44] ' pocni temp konverziju
wc:
OWIn ow, 4, [cr] ' provjeri da'l se jos konvertuje
If cr = 0 Then wc
OWOut ow, 1, [$CC, $BE] ' ocitaj temp
OWIn ow, 0, [temp.LOWBYTE, temp.HIGHBYTE, Skip 4, cr, cpc]
' izracunaj temp u C na 2 decimale
temp = (((temp >> 1) * 100) - 25) + (((cpc - cr) * 100) / cpc)
Lcdout $fe, 1," temp:",DEC (temp / 100), ".", DEC2 temp, " C"' prikazi temp
if temp >= posttemp then gosub s3 ' ako je veca od izabrane salji poruku!
pause 2000
goto sc1
s3:
high portb.6
pause 2000
low portb.6
return
End
so u have a simple lcd menu and two switch, porta.0 seleect switch and porta.2 enter switch, if temp(from ds18B20) >= posttem (selected temperature form lcd menu) take action gosub s3
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