from machine import Pin
from  utime import sleep
 
rs = Pin(28,Pin.OUT)
e =Pin(27,Pin.OUT)
d4 =Pin(20,Pin.OUT)
d5 =Pin(19,Pin.OUT)
d6 = Pin(18,Pin.OUT)
d7 = Pin(17,Pin.OUT)
 
def Enable():
    e.value(1)
    sleep(40)
    e.value(0)
    sleep(40)

def send2LCD4(BinNum):
    d4.value((BinNum & 0b00000001) >>0)
    d5.value((BinNum & 0b00000010) >>1)
    d6.value((BinNum & 0b00000100) >>2)
    d7.value((BinNum & 0b00001000) >>3)
    Enable()

def send2LCD8(BinNum):
    d4.value((BinNum & 0b00010000) >>4)
    d5.value((BinNum & 0b00100000) >>5)
    d6.value((BinNum & 0b01000000) >>6)
    d7.value((BinNum & 0b10000000) >>7)
    Enable()
    d4.value((BinNum & 0b00000001) >>0)
    d5.value((BinNum & 0b00000010) >>1)
    d6.value((BinNum & 0b00000100) >>2)
    d7.value((BinNum & 0b00001000) >>3)
    Enable()

def setUpLCD():
    rs.value(0)
    send2LCD4(0b0011)
    send2LCD4(0b0011)
    send2LCD4(0b0011)
    send2LCD4(0b0010)
    send2LCD8(0b00100110)
    send2LCD8(0b00000001)
    send2LCD8(0b00000110)
    send2LCD8(0b00001110)
    send2LCD8(0b01010000)
    sleep(2)
setUpLCD()
rs.value(1)
for x in 'Hello World!':
    send2LCD8(ord(x))