def init(CLK=11,
DIN=10,
DC=23,
RST=24,
LIGHT=18,
CE=8,
contrast=default_contrast):
""" init screen, clearscreen """
wiringPy.debug(0)
if wiringPy.setup_gpio() != 0:
raise IOError("Failed to initialize wiringPy properly")
fd = wiringPy.setup_bitbang(CE, DIN, CLK, 0)
if fd == -1:
raise IOError("Failed to initialize bitbang properly")
pins = [CLK, DIN, DC, RST, LIGHT, CE]
pin_CLK, pin_DIN, pin_DC, pin_RST, pin_LIGHT, pin_CE = pins
map(lambda p: wiringPy.pin_mode(p, ON), pins)
# Reset the device
wiringPy.digital_write(pin_RST, OFF)
time.sleep(0.1)
wiringPy.digital_write(pin_RST, ON)
set_contrast(contrast)
cls()
def main(window):
wiringPy.setup();
for pin in range(0,8):
wiringPy.pin_mode(pin, 1)
curses.init_pair(1, curses.COLOR_BLACK, curses.COLOR_BLUE)
curses.init_pair(2, curses.COLOR_BLACK, curses.COLOR_GREEN)
curses.init_pair(3, curses.COLOR_BLACK, curses.COLOR_YELLOW)
curses.init_pair(4, curses.COLOR_BLACK, curses.COLOR_RED)
curses.curs_set(0)
window.nodelay(True)
window.clear()
window.border(0)
window.addstr(2, 2, "Raspberry Ladder VU meter")
window.refresh()
while window.getch() < 0:
draw(window)
window.refresh()
time.sleep(0.05)
window.clear()
window.refresh()
def initDevice(self):
"""Initialise the screen"""
wiringPy.debug(0)
if wiringPy.setup_gpio() != 0:
raise IOError("Failed to initialize wiringPy properly")
fd = wiringPy.setup_bitbang(self._CS, self._SDATA, self._SCLK, 0)
if fd == -1:
raise IOError("Failed to initialize bitbang properly")
pins = [self._SDATA, self._SCLK, self._RST, self._CS]
map(lambda p: wiringPy.pin_mode(p, ON), pins)
# Reset the device
self.reset()
#Exit LCD sleep mode
self.__spiInterface.command(0x11)
#Turns on Booster voltage
self.__spiInterface.command(0x03)
#Display inversion ON
self.__spiInterface.command(0x21)
#Set LCD params:
self.__spiInterface.command(0x36)
self.__spiInterface.sData(0xC8)
#Set pixel format
self.__spiInterface.command(0x3A)
#Set Contrast
self.setContrast()
#Clear All pixels
#self.__spiInterface.command(0x22)
#Display on
self.ON()
#Set to no operation
self.__spiInterface.command(0x00)
def initDevice(self):
"""Initialise the screen"""
wiringPy.debug(0)
if wiringPy.setup_gpio() != 0:
raise IOError("Failed to initialize wiringPy properly")
fd = wiringPy.setup_bitbang(self._CS, self._SDATA, self._SCLK, 0)
if fd == -1:
raise IOError("Failed to initialize bitbang properly")
pins = [self._SDATA, self._SCLK, self._RST, self._CS]
map(lambda p: wiringPy.pin_mode(p, ON), pins)
# Reset the device
self.reset()
#Exit LCD sleep mode
self.__spiInterface.command(0x11)
#Turns on Booster voltage
self.__spiInterface.command(0x03)
#Display inversion ON
self.__spiInterface.command(0x21)
#Set LCD params:
self.__spiInterface.command(0x36)
self.__spiInterface.sData(0xC8)
#Set pixel format
self.__spiInterface.command(0x3A)
#Set Contrast
self.setContrast()
#Clear All pixels
#self.__spiInterface.command(0x22)
#Display on
self.ON()
#Set to no operation
self.__spiInterface.command(0x00)
def init(CLK = 11, DIN = 10, DC = 23, RST = 24, LIGHT = 18, CE = 8, contrast = default_contrast):
""" init screen, clearscreen """
wiringPy.debug(0)
if wiringPy.setup_gpio() != 0:
raise IOError("Failed to initialize wiringPy properly")
fd = wiringPy.setup_bitbang(CE, DIN, CLK, 0)
if fd == -1:
raise IOError("Failed to initialize bitbang properly")
pins = [CLK, DIN, DC, RST, LIGHT, CE]
pin_CLK, pin_DIN, pin_DC, pin_RST, pin_LIGHT, pin_CE = pins
list(map(lambda p: wiringPy.pin_mode(p, ON), pins))
# Reset the device
wiringPy.digital_write(pin_RST, OFF)
time.sleep(0.1)
wiringPy.digital_write(pin_RST, ON)
set_contrast(contrast)
cls()
#!/usr/bin/env python import wiringPy import time wiringPy.setup() for pin in range(0,8): wiringPy.pin_mode(pin, 1) wiringPy.digital_write_byte(255) print "whats your name?" name = raw_input() print "hello " + name doubles = [1,2,4,8,16,32,64,128] snooze = 0.1 while (True): for no in doubles: wiringPy.digital_write_byte(no) time.sleep(snooze) doubles.reverse() #for no in range (0,256): # wiringPy.digital_write_byte(no) # time.sleep(0.0625)
#!/usr/bin/env python
import time
import wiringPy
if wiringPy.setup() < 0:
print "Failed to initialize wiringPi"
exit(-1)
print "Rasberry Pi - Board revision:", wiringPy.board_revision()
wiringPy.pin_mode(1, 2)
for bright in range(0, 1024):
wiringPy.pwm_write(1, bright)
time.sleep(0.001)
for bright in range(1024, -1, -1):
wiringPy.pwm_write(1, bright)
time.sleep(0.001)
for pin in range(0, 8):
wiringPy.pin_mode(pin, 1)
for i in range(0, 256):
wiringPy.digital_write_byte(i)
time.sleep(0.02)
wiringPy.digital_write_byte(0)