Nov 5, 2012 #1 U udaysalgatti Newbie level 1 Joined Oct 31, 2012 Messages 1 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,288 Sir, I have recorded 8 different messages in APR9600 but when i connect to 89s52, only first message will play not all . so what is the problem . this is my prg e,g. ( mov a,#11101111b mov p3,a ;msg 4 acall longtime1 mov a,#11110111b mov p3,a ;msg 5 acall longtime1 mov a,#11111011b mov p3,a ;msg 6 acall longtime1 ) second thing if any switch is pressed in room means like bulb,fan, the APR circuit stops working and busy LED will glow. Can any body help me?
Sir, I have recorded 8 different messages in APR9600 but when i connect to 89s52, only first message will play not all . so what is the problem . this is my prg e,g. ( mov a,#11101111b mov p3,a ;msg 4 acall longtime1 mov a,#11110111b mov p3,a ;msg 5 acall longtime1 mov a,#11111011b mov p3,a ;msg 6 acall longtime1 ) second thing if any switch is pressed in room means like bulb,fan, the APR circuit stops working and busy LED will glow. Can any body help me?
Nov 7, 2012 #2 Tahmid Advanced Member level 6 Joined Jun 17, 2008 Messages 4,756 Helped 1,798 Reputation 3,588 Reaction score 1,656 Trophy points 1,413 Location Berkeley, California Activity points 30,584 udaysalgatti said: second thing if any switch is pressed in room means like bulb,fan, the APR circuit stops working and busy LED will glow. Can any body help me? Click to expand... Do you have sufficient decoupling? Place bypass/decoupling capacitors across all power lines.
udaysalgatti said: second thing if any switch is pressed in room means like bulb,fan, the APR circuit stops working and busy LED will glow. Can any body help me? Click to expand... Do you have sufficient decoupling? Place bypass/decoupling capacitors across all power lines.