#Program: Pico_Python_21Register.py #########
from micropython import const
from machine import Pin, mem32
import time

#Access Direct Registers here
GPIO_IN			= const(0xD0000004)
GPIO_OUT		= const(0xD0000010)
GPIO_OUT_SET	= const(0xD0000014)
GPIO_OUT_CLR	= const(0xD0000018)
GPIO_OUT_XOR	= const(0xD000001C)

pin_LED1 = 12
pin_LED2 = 13
BIT12 = 0b0001000000000000
BIT13 = 0b0010000000000000

#setup here
LED1 = Pin(pin_LED1, Pin.OUT)
LED1.off()
LED2 = Pin(pin_LED2, Pin.OUT)
LED2.off()

print("Hello World,","LED1&2 : off")

#infinite loop here
while True:
    mem32[GPIO_OUT_SET] = BIT12
    time.sleep_ms(1000)
    mem32[GPIO_OUT_CLR] = BIT12
    mem32[GPIO_OUT_SET] = BIT13
    time.sleep_ms(1000)
    mem32[GPIO_OUT_CLR] = BIT13
#END program here ##################