miercuri, 26 februarie 2014

Led blink

Program led blink :
Acesta este un bun punct de plecare pentru a incepe programarea microcontrolelor Microchip , programul aprinzand si stingand un led conectat la pinul A0 (17) , la fiecare 1,5 secunde.




include 16f84A                    -- target PICmicro
--
-- This program assumes a 20 MHz resonator or crystal
-- is connected to pins OSC1 and OSC2.
pragma target clock 10_000_000     -- oscillator frequency
-- configuration memory settings (fuses)
pragma target OSC  HS              -- HS crystal or resonator
pragma target WDT  disabled        -- no watchdog
--
enable_digital_io()                -- disable analog I/O (if any)
--
-- You may want to change the selected pin:
alias   led      is pin_A0
pin_A0_direction =  output  --  pinul AO stabilit ca iesire
--
forever loop
   led = on
   _usec_delay(150000)
   led = off
   _usec_delay(150000)
end loop
--

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