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hi, i am connecting a switch to my PIC to toggle the program to stop and call the program go back to the main program. But whenever i toggle the button, my LCD will "hang" and display odd words. i have tested using connect 5V directly to the circuit and no problem occurs. But when i soldered the...
Re: how to calculate time
hi... thanks for all the suggestion given....but can i try it with loops to countdown instead of using interrupt?? because some of my friends told me thatinterrupt may cause some problem. Is there any caution that need to be careful when using interrupt??
how to calculate time
hi, i am doing a countdown timer on PIC16F877..... may i know how can i calculate how much time an instruction need.....such as "movwf note" i am using 20Mhz PIC....
thanks for your help..
scanning a keypad multiple
thanks for all your help..... i have tested by adding a subroutine is that when i pressed "#" then the key will do something different....but... it seems that the keypad can't work this way....is there still any suggestion that can help me???
scan 4x4 keyboard multiple keys
hi....i have tested my 3x4 matrix keypad, and now i am trying to let my keypad to work like the computer keyboard, which i can press a key such as( shift + 8 )== (*)... instead of doing that, i am trying to press the # of my 3x4 keypad which act as (shift) and...
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