In my program, the statement: let portb = h is flagged as an error. Port b is an output, why can't I program it the same as portc? My program:
REM INITIAL CONDITIONS
#picaxe 28x1
LET PINS = %00000000 REM MAKE ALL OUTPUTS LOW
LET DIRSC = %11111111 REM MAKE PORT C ALL OUTPUTS
LET PINSC = %00000000 REM MAKE ALL OUTPUTS LOW
SYMBOL H = B1
SYMBOL M = B0
START:
FOR H = 1 TO 12 REM HOUR LOOP
FOR M = 1 TO 12 REM MINUTE LOOP
IF PORTA pin0 = 1 then GOSUB SETMIN REM TOGGLE SWITCH TO SET MINUTES
IF PORTA pin1 = 1 then GOSUB SETHR REM TOGGLE SWITCH TO SET HOUR
LINE1: PAUSE 60000 REM PAUSE 1 MINUTE
IF PORTA pin2 =1 THEN LINE3 REM THIS MAKES A ONE MINUTE ADJUSTMENT
' TO INCREMENT THE MIN. LED EARLIER
PAUSE 60000 REM PAUSE 1 MINUTE
LINE3: PAUSE 30000 REM PAUSE 30 SECONDS
LET PORTC = M REM INCREMENT THE MINUTE LED
PAUSE 60000
IF PORTA pin2 = 1 then PAUSE 60000 REM THIS MAKES A ONE MINUTE ADJUSTMENT
' TO INCREMENT THE MIN. LED LATER
PAUSE 60000
PAUSE 30000
NEXT M
LET PORTB = H REM INCREMENT THE HOUR LED
NEXT H
GOTO START REM REPEAT FOR ANOTHER 12 HOURS
REM INITIAL CONDITIONS
#picaxe 28x1
LET PINS = %00000000 REM MAKE ALL OUTPUTS LOW
LET DIRSC = %11111111 REM MAKE PORT C ALL OUTPUTS
LET PINSC = %00000000 REM MAKE ALL OUTPUTS LOW
SYMBOL H = B1
SYMBOL M = B0
START:
FOR H = 1 TO 12 REM HOUR LOOP
FOR M = 1 TO 12 REM MINUTE LOOP
IF PORTA pin0 = 1 then GOSUB SETMIN REM TOGGLE SWITCH TO SET MINUTES
IF PORTA pin1 = 1 then GOSUB SETHR REM TOGGLE SWITCH TO SET HOUR
LINE1: PAUSE 60000 REM PAUSE 1 MINUTE
IF PORTA pin2 =1 THEN LINE3 REM THIS MAKES A ONE MINUTE ADJUSTMENT
' TO INCREMENT THE MIN. LED EARLIER
PAUSE 60000 REM PAUSE 1 MINUTE
LINE3: PAUSE 30000 REM PAUSE 30 SECONDS
LET PORTC = M REM INCREMENT THE MINUTE LED
PAUSE 60000
IF PORTA pin2 = 1 then PAUSE 60000 REM THIS MAKES A ONE MINUTE ADJUSTMENT
' TO INCREMENT THE MIN. LED LATER
PAUSE 60000
PAUSE 30000
NEXT M
LET PORTB = H REM INCREMENT THE HOUR LED
NEXT H
GOTO START REM REPEAT FOR ANOTHER 12 HOURS