def main():
spi = SPI(1, SPI.MASTER, baudrate=42000000, prescaler=2)
print(spi)
# configure display
tft = st7789.ST7789(spi,
240,
320,
reset=Pin('X3', Pin.OUT),
cs=Pin('X5', Pin.OUT),
dc=Pin('X4', Pin.OUT),
backlight=Pin('X2', Pin.OUT),
rotation=3)
tft.init()
tft.fill(st7789.BLACK)
start = utime.ticks_ms()
tft.text(font, "MicroPython MicroPython MicroPython", 0, 0, st7789.WHITE)
tft.text(font, "MicroPython MicroPython MicroPython", 0, 32, st7789.RED)
tft.text(font, "MicroPython MicroPython MicroPython", 0, 64, st7789.GREEN)
tft.text(font, "MicroPython MicroPython MicroPython", 0, 96, st7789.BLUE)
tft.text(font, "MicroPython MicroPython MicroPython", 0, 128, st7789.WHITE)
tft.text(font, "MicroPython MicroPython MicroPython", 0, 160, st7789.RED)
tft.text(font, "MicroPython MicroPython MicroPython", 0, 192, st7789.GREEN)
tft.text(font, "MicroPython MicroPython MicroPython", 0, 224, st7789.BLUE)
print("time:", utime.ticks_ms() - start, "ms")
def main():
'''
Draw greetings on display cycling thru hershey fonts and colors
'''
tft = st7789.ST7789(SPI(1, SPI.MASTER, baudrate=42000000, prescaler=2),
240,
320,
reset=Pin('X3', Pin.OUT),
cs=Pin('X5', Pin.OUT),
dc=Pin('X4', Pin.OUT),
backlight=Pin('X2', Pin.OUT),
rotation=3)
tft.init()
tft.fill(st7789.BLACK)
width = tft.width()
row = 0
while True:
row += 32
color = next(COLORS)
tft.fill_rect(0, row - 16, width, 32, st7789.BLACK)
tft.draw(next(FONTS), next(GREETINGS), 0, row, color)
if row > 192:
row = 0
utime.sleep(0.25)
def main():
global tft, spi, axp, touch
# try:
# Turn power on display power
axp = axp202c.PMU()
axp.enablePower(axp202c.AXP202_LDO2)
# initalize spi port
spi = SPI(2,
baudrate=32000000,
polarity=1,
phase=0,
bits=8,
firstbit=0,
sck=Pin(18, Pin.OUT),
mosi=Pin(19, Pin.OUT))
# configure display
tft = st7789.ST7789(spi,
240,
240,
cs=Pin(5, Pin.OUT),
dc=Pin(27, Pin.OUT),
backlight=Pin(12, Pin.OUT),
rotation=0)
# enable display
tft.init()
tft.fill(st7789.BLACK)
initTouch()
def main():
#
# Draw greetings on display cycling thru hershey fonts and colors
#
# configure display
tft = st7789.ST7789(
SPI(2, baudrate=30000000, sck=Pin(18), mosi=Pin(19)),
135,
240,
reset=Pin(23, Pin.OUT),
cs=Pin(5, Pin.OUT),
dc=Pin(16, Pin.OUT),
backlight=Pin(4, Pin.OUT),
rotation=3)
tft.init()
tft.fill(st7789.BLACK)
width = tft.width()
row = 0
while True:
row += 32
color = next(COLORS)
tft.fill_rect(0, row-16, width, 38, st7789.BLACK)
tft.draw(next(FONTS), next(GREETINGS), 0, row, color)
print(row)
if row == 96:
row = 0
utime.sleep(0.25)
if button0.value() == 0:
exec(open("./main.py").read()) # click button0 renvoi au menu general
def main():
tft = st7789.ST7789(SPI(2,
baudrate=30000000,
polarity=1,
phase=1,
sck=Pin(18),
mosi=Pin(19)),
135,
240,
reset=Pin(23, Pin.OUT),
cs=Pin(5, Pin.OUT),
dc=Pin(16, Pin.OUT),
backlight=Pin(4, Pin.OUT),
rotation=3)
tft.init()
tft.fill(st7789.BLACK)
start = utime.ticks_ms()
tft.text(font, "MicroPython", 0, 0, st7789.WHITE)
tft.text(font, "MicroPython", 0, 32, st7789.RED)
tft.text(font, "MicroPython", 0, 64, st7789.GREEN)
tft.text(font, "MicroPython", 0, 96, st7789.BLUE)
print("time:", utime.ticks_ms() - start, "ms")
def main():
'''
Decode and draw jpg on display
'''
try:
# Turn on display backlight
axp = axp202c.PMU()
axp.enablePower(axp202c.AXP202_LDO2)
# initialize display spi port
spi = SPI(
2,
baudrate=32000000,
sck=Pin(18, Pin.OUT),
mosi=Pin(19, Pin.OUT))
# configure display
tft = st7789.ST7789(
spi,
240,
240,
cs=Pin(5, Pin.OUT),
dc=Pin(27, Pin.OUT),
backlight=Pin(12, Pin.OUT),
rotation=2)
# enable display and clear screen
tft.init()
# display jpg
tft.jpg("bigbuckbunny.jpg", 0, 0, st7789.SLOW)
finally:
# shutdown spi
spi.deinit()
def main():
'''
Draw greetings on display cycling thru hershey fonts and colors
'''
# configure display
tft = st7789.ST7789(SPI(2, baudrate=30000000, sck=Pin(18), mosi=Pin(19)),
135,
240,
reset=Pin(23, Pin.OUT),
cs=Pin(5, Pin.OUT),
dc=Pin(16, Pin.OUT),
backlight=Pin(4, Pin.OUT),
rotation=3)
tft.init()
tft.fill(st7789.BLACK)
width = tft.width()
row = 0
while True:
row += 32
color = next(COLORS)
tft.fill_rect(0, row - 16, width, 38, st7789.BLACK)
tft.draw(next(FONTS), next(GREETINGS), 0, row, color)
print(row)
if row == 96:
row = 0
utime.sleep(0.25)
def main():
tft = st7789.ST7789(SPI(1, baudrate=30000000, sck=Pin(18), mosi=Pin(19)),
135,
240,
reset=Pin(23, Pin.OUT),
cs=Pin(5, Pin.OUT),
dc=Pin(16, Pin.OUT),
backlight=Pin(4, Pin.OUT),
rotation=3)
tft.init()
while True:
for rotation in range(4):
tft.rotation(rotation)
tft.fill(0)
col_max = tft.width() - font.WIDTH * 6
row_max = tft.height() - font.HEIGHT
for _ in range(128):
tft.text(
font, "Hello!", random.randint(0, col_max),
random.randint(0, row_max),
st7789.color565(random.getrandbits(8),
random.getrandbits(8),
random.getrandbits(8)),
st7789.color565(random.getrandbits(8),
random.getrandbits(8),
random.getrandbits(8)))
def main():
'''
Draw greetings on display cycling thru hershey fonts and colors
'''
# configure display
spi = SPI(1, baudrate=40000000, sck=Pin(14), mosi=Pin(15))
tft = st7789.ST7789(spi,
240,
320,
reset=Pin(11, Pin.OUT),
cs=Pin(13, Pin.OUT),
dc=Pin(12, Pin.OUT),
backlight=Pin(10, Pin.OUT),
rotation=3)
tft.init()
tft.fill(st7789.BLACK)
width = tft.width()
while True:
for line in range(1, 7):
row = line * 32
color = next(COLORS)
tft.fill_rect(0, row - 16, width, 38, st7789.BLACK)
tft.draw(next(FONTS), next(GREETINGS), 0, row, color)
utime.sleep(0.25)
def main():
tft = st7789.ST7789(SPI(1, SPI.MASTER, baudrate=42000000, prescaler=2),
240,
320,
reset=Pin('X3', Pin.OUT),
cs=Pin('X5', Pin.OUT),
dc=Pin('X4', Pin.OUT),
backlight=Pin('X2', Pin.OUT),
rotation=3)
tft.init()
while True:
for font in (font1, font2, font3, font4):
tft.fill(st7789.BLUE)
line = 0
col = 0
for char in range(font.FIRST, font.LAST):
tft.text(font, chr(char), col, line, st7789.WHITE, st7789.BLUE)
col += font.WIDTH
if col > tft.width() - font.WIDTH:
col = 0
line += font.HEIGHT
if line > tft.height() - font.HEIGHT:
utime.sleep(3)
tft.fill(st7789.BLUE)
line = 0
col = 0
utime.sleep(3)
def main():
'''
Decode and draw jpg on display
'''
try:
spi = SPI(2, baudrate=30000000, sck=Pin(18), mosi=Pin(19))
tft = st7789.ST7789(spi,
135,
240,
reset=Pin(23, Pin.OUT),
cs=Pin(5, Pin.OUT),
dc=Pin(16, Pin.OUT),
backlight=Pin(4, Pin.OUT),
rotation=3)
# enable display and clear screen
tft.init()
# display jpg
tft.jpg("bigbuckbunny.jpg", 0, 0, st7789.SLOW)
finally:
# shutdown spi
spi.deinit()
def __init__(self):
self.tft = st7789.ST7789(SPI(2,
baudrate=30000000,
polarity=1,
phase=1,
sck=Pin(18),
mosi=Pin(19)),
135,
240,
reset=Pin(23, Pin.OUT),
cs=Pin(5, Pin.OUT),
dc=Pin(16, Pin.OUT),
backlight=Pin(4, Pin.OUT),
rotation=1)
self.tft.text(font, "Bavard Init !", 0, 0)
self.btn_up_pin = 0
self.btn_down_pin = 35
self.button_up = Pin(self.btn_up_pin, Pin.IN, Pin.PULL_UP)
self.button_down = Pin(self.btn_down_pin, Pin.IN, Pin.PULL_UP)
self.page_now = 1
self.page_max = 5
self.page_min = 1
self.tft.text(font, "Ready...", 0, 0)
def main():
tft = st7789.ST7789(SPI(2, baudrate=30000000, sck=Pin(18), mosi=Pin(19)),
135,
240,
reset=Pin(23, Pin.OUT),
cs=Pin(5, Pin.OUT),
dc=Pin(16, Pin.OUT),
backlight=Pin(4, Pin.OUT),
rotation=3)
tft.init()
while True:
for font in (font1, font2, font3, font4):
tft.fill(st7789.BLUE)
line = 0
col = 0
for char in range(font.FIRST, font.LAST):
tft.text(font, chr(char), col, line, st7789.WHITE, st7789.BLUE)
col += font.WIDTH
if col > tft.width() - font.WIDTH:
col = 0
line += font.HEIGHT
if line > tft.height() - font.HEIGHT:
utime.sleep(3)
tft.fill(st7789.BLUE)
line = 0
col = 0
utime.sleep(3)
def __init__(self, font, log=0):
# init i2c tft
self.back_light = Pin(4, Pin.OUT)
self.back_light.value(1)
self.display = st7789.ST7789(SPI(2,
baudrate=30000000,
polarity=1,
phase=1,
sck=Pin(18),
mosi=Pin(19)),
135,
240,
reset=Pin(23, Pin.OUT),
cs=Pin(5, Pin.OUT),
dc=Pin(16, Pin.OUT),
rotation=3)
self.display.init()
self.font = font
self.width = self.display.width()
self.height = self.display.height()
self.max_chars = self.width // self.font.WIDTH
self.max_lines = self.height // self.font.HEIGHT
self.fg = st7789.WHITE
self.bg = st7789.BLUE
self.fg_act = st7789.RED
self.bg_act = st7789.WHITE
self.fg_hdr = st7789.WHITE
self.bg_hdr = st7789.RED
self.joystick = button.JoyStick()
def main():
'''
Decode and draw jpg on display
'''
try:
spi = SPI(1, SPI.MASTER, baudrate=42000000, prescaler=2)
# initialize display
tft = st7789.ST7789(spi,
240,
320,
reset=Pin('X3', Pin.OUT),
cs=Pin('X5', Pin.OUT),
dc=Pin('X4', Pin.OUT),
backlight=Pin('X2', Pin.OUT),
rotation=3)
# enable display and clear screen
tft.init()
# display jpg
tft.jpg("bigbuckbunny.jpg", 0, 0, st7789.SLOW)
finally:
# shutdown spi
spi.deinit()
def main():
spi = SPI(1, baudrate=40000000, sck=Pin(14), mosi=Pin(15))
tft = st7789.ST7789(spi,
240,
320,
reset=Pin(11, Pin.OUT),
cs=Pin(13, Pin.OUT),
dc=Pin(12, Pin.OUT),
backlight=Pin(10, Pin.OUT),
rotation=3)
# enable display and clear screen
tft.init()
tft.fill(st7789.BLACK)
row = 0
tft.write(font_16, "abcdefghijklmnopqrstuvwxyz", 0, row)
row += font_16.HEIGHT
tft.write(font_32, "abcdefghijklm", 0, row)
row += font_32.HEIGHT
tft.write(font_32, "nopqrstuvwxy", 0, row)
row += font_32.HEIGHT
tft.write(font_64, "abcdef", 0, row)
row += font_64.HEIGHT
tft.write(font_64, "ghijkl", 0, row)
row += font_64.HEIGHT
def main():
try:
spi = SPI(2, baudrate=30000000, sck=Pin(18), mosi=Pin(19))
tft = st7789.ST7789(spi,
135,
240,
reset=Pin(23, Pin.OUT),
cs=Pin(5, Pin.OUT),
dc=Pin(16, Pin.OUT),
backlight=Pin(4, Pin.OUT),
rotation=3)
# enable display and clear screen
tft.init()
tft.fill(st7789.BLACK)
row = 0
tft.write(font_16, "abcdefghijklmnopqrst", 0, row)
row += font_16.HEIGHT
tft.write(font_32, "abcdefghij", 0, row)
row += font_32.HEIGHT
tft.write(font_64, "abcd", 0, row)
row += font_64.HEIGHT
finally:
# shutdown spi
if 'spi' in locals():
spi.deinit()
def main():
'''
Decode and draw jpg on display
'''
try:
spi = SPI(2, baudrate=30000000, sck=Pin(18), mosi=Pin(19))
tft = st7789.ST7789(spi,
135,
240,
reset=Pin(23, Pin.OUT),
cs=Pin(5, Pin.OUT),
dc=Pin(16, Pin.OUT),
backlight=Pin(4, Pin.OUT),
rotation=3,
buffer_size=30 * 30 * 2)
# enable display and clear screen
tft.init()
# display jpg in random locations
while True:
tft.rotation(random.randint(0, 4))
tft.jpg("alien.jpg", random.randint(0,
tft.width() - 30),
random.randint(0,
tft.height() - 30), st7789.FAST)
finally:
# shutdown spi
spi.deinit()
def main():
tft = st7789.ST7789(SPI(1,
SPI.MASTER,
baudrate=30000000,
polarity=1,
phase=0),
240,
320,
reset=Pin('X3', Pin.OUT),
cs=Pin('X5', Pin.OUT),
dc=Pin('X4', Pin.OUT),
backlight=Pin('X2', Pin.OUT),
rotation=3)
tft.init()
while True:
for rotation in range(4):
tft.rotation(rotation)
tft.fill(0)
col_max = tft.width() - font.WIDTH * 6
row_max = tft.height() - font.HEIGHT
for _ in range(250):
tft.text(
font, "Hello!", random.randint(0, col_max),
random.randint(0, row_max),
st7789.color565(random.getrandbits(8),
random.getrandbits(8),
random.getrandbits(8)),
st7789.color565(random.getrandbits(8),
random.getrandbits(8),
random.getrandbits(8)))
def main():
'''
Draw and move sprite
'''
try:
spi = SPI(1, baudrate=30000000, sck=Pin(18), mosi=Pin(19))
# initialize display
tft = st7789.ST7789(
spi,
135,
240,
reset=Pin(23, Pin.OUT),
cs=Pin(5, Pin.OUT),
dc=Pin(16, Pin.OUT),
backlight=Pin(4, Pin.OUT),
rotation=0,
buffer_size=64*64*2)
# enable display and clear screen
tft.init()
tft.fill(st7789.BLACK)
# create toast spites in random positions
sprites = [
toast(TOASTERS, 135-64, 0),
toast(TOAST, 135-64*2, 80),
toast(TOASTERS, 135-64*4, 160)
]
# move and draw sprites
while True:
for man in sprites:
bitmap = man.sprites[man.step]
tft.fill_rect(
man.x+bitmap.WIDTH-man.speed,
man.y,
man.speed,
bitmap.HEIGHT,
st7789.BLACK)
man.move()
if man.x > 0:
tft.bitmap(bitmap, man.x, man.y)
else:
tft.fill_rect(
0,
man.y,
bitmap.WIDTH,
bitmap.HEIGHT,
st7789.BLACK)
time.sleep(0.05)
finally:
# shutdown spi
spi.deinit()
def main():
spi = SPI(1, baudrate=40000000, sck=Pin(14), mosi=Pin(15))
tft = st7789.ST7789(spi,
240,
320,
reset=Pin(11, Pin.OUT),
cs=Pin(13, Pin.OUT),
dc=Pin(12, Pin.OUT),
backlight=Pin(10, Pin.OUT),
rotation=0)
colors = cycle([0xe000, 0xece0, 0xe7e0, 0x5e0, 0x00d3, 0x7030])
foreground = next(colors)
background = st7789.BLACK
tft.init()
tft.fill(background)
utime.sleep(1)
height = tft.height()
width = tft.width()
last_line = height - font.HEIGHT
tfa = 0 # top free area
tfb = 0 # bottom free area
tft.vscrdef(tfa, height, tfb)
scroll = 0
character = font.FIRST
while True:
# clear top line before scrolling off display
tft.fill_rect(0, scroll, width, 1, background)
# Write new line when we have scrolled the height of a character
if scroll % font.HEIGHT == 0:
line = (scroll + last_line) % height
# write character hex value as a string
tft.text(font, 'x{:02x}'.format(character), 16, line, foreground,
background)
# write character using a integer (could be > 0x7f)
tft.text(font, character, 90, line, foreground, background)
# change color for next line
foreground = next(colors)
# next character with rollover at 256
character += 1
if character > font.LAST:
character = font.FIRST
# scroll the screen up 1 row
tft.vscsad(scroll + tfa)
scroll += 1
scroll %= height
utime.sleep(0.01)
def main():
try:
# Turn on display backlight
axp = axp202c.PMU()
axp.enablePower(axp202c.AXP202_LDO2)
# initialize display spi port
spi = SPI(
2,
baudrate=32000000,
polarity=1,
phase=0,
bits=8,
firstbit=0,
sck=Pin(18),
mosi=Pin(19))
# configure display
tft = st7789.ST7789(
spi,
240,
240,
cs=Pin(5, Pin.OUT),
dc=Pin(27, Pin.OUT),
backlight=Pin(12, Pin.OUT),
rotation=2)
tft.init()
while True:
for font in (font1, font2, font3, font4):
tft.fill(st7789.BLUE)
line = 0
col = 0
for char in range(font.FIRST, font.LAST):
tft.text(font, chr(char), col, line, st7789.WHITE, st7789.BLUE)
col += font.WIDTH
if col > tft.width() - font.WIDTH:
col = 0
line += font.HEIGHT
if line > tft.height()-font.HEIGHT:
utime.sleep(3)
tft.fill(st7789.BLUE)
line = 0
col = 0
utime.sleep(3)
finally:
# shutdown spi
spi.deinit()
# turn off display backlight
axp.disablePower(axp202c.AXP202_LDO2)
def config(rotation=0, buffer_size=0, options=0):
return st7789.ST7789(SPI(1, SPI.MASTER, baudrate=42000000, prescaler=2),
240,
320,
reset=Pin('X3', Pin.OUT),
cs=Pin('X5', Pin.OUT),
dc=Pin('X4', Pin.OUT),
backlight=Pin('X2', Pin.OUT),
rotation=rotation,
options=options,
buffer_size=buffer_size)
def config(rotation=0, buffer_size=0, options=0):
return st7789.ST7789(SPI(1, baudrate=31250000, sck=Pin(18), mosi=Pin(19)),
240,
320,
reset=Pin(4, Pin.OUT),
cs=Pin(13, Pin.OUT),
dc=Pin(12, Pin.OUT),
backlight=Pin(15, Pin.OUT),
rotation=rotation,
options=options,
buffer_size=buffer_size)
def backlight(swt):
global tft
if swt == 1:
tft = st.ST7789(SPI(1, baudrate=30000000, sck=Pin(18), mosi=Pin(19)),
135,
240,
reset=Pin(23, Pin.OUT),
cs=Pin(5, Pin.OUT),
dc=Pin(16, Pin.OUT),
backlight=Pin(4, Pin.OUT),
rotation=3)
if swt == 0:
tft = st.ST7789(SPI(1, baudrate=30000000, sck=Pin(18), mosi=Pin(19)),
135,
240,
reset=Pin(23, Pin.OUT),
cs=Pin(5, Pin.OUT),
dc=Pin(16, Pin.OUT),
backlight=Pin(4, Pin.IN),
rotation=3)
def main():
fast = False
def display_font(font):
tft.fill(st7789.BLUE)
column = 0
row = 0
for char in font.MAP:
tft.bitmap(font, column, row, font.MAP.index(char))
column += font.WIDTH
if column >= tft.width() - font.WIDTH:
row += font.HEIGHT
column = 0
if row > tft.height() - font.HEIGHT:
row = 0
if not fast:
time.sleep(0.05)
try:
# Turn power on display power
axp = axp202c.PMU()
axp.enablePower(axp202c.AXP202_LDO2)
# initialize spi port
spi = SPI(1,
baudrate=32000000,
sck=Pin(18, Pin.OUT),
mosi=Pin(19, Pin.OUT))
# configure display
tft = st7789.ST7789(spi,
240,
240,
cs=Pin(5, Pin.OUT),
dc=Pin(27, Pin.OUT),
backlight=Pin(12, Pin.OUT),
rotation=2,
buffer_size=66 * 32 * 2)
tft.init()
while True:
for font in [font_16, font_32, font_64]:
display_font(font)
fast = not fast
finally:
# shutdown spi
spi.deinit()
# turn off display power
axp.disablePower(axp202c.AXP202_LDO2)
def main():
'''
Draw on screen using map_bitarray_to_rgb565
'''
try:
# initialize display spi port
spi = SPI(1, SPI.MASTER, baudrate=42000000, prescaler=2)
# configure display
tft = st7789.ST7789(spi,
240,
320,
reset=Pin('X3', Pin.OUT),
cs=Pin('X5', Pin.OUT),
dc=Pin('X4', Pin.OUT),
backlight=Pin('X2', Pin.OUT),
rotation=3)
# enable display and clear screen
tft.init()
tft.fill(st7789.BLACK)
sprite = bytearray(512)
# create pacman spites in random positions
sprites = []
for man in range(SPRITES):
sprites.append(
pacman(random.randint(0,
tft.width() - SPRITE_WIDTH),
random.randint(0,
tft.height() - SPRITE_HEIGHT),
random.randint(0, SPRITE_STEPS - 1)))
# move and draw sprites
while True:
for man in sprites:
# move the sprite
man.move()
# convert bitmap into rgb565 blitable buffer
tft.map_bitarray_to_rgb565(SPRITE_BITMAPS[man.step], sprite,
SPRITE_WIDTH, st7789.YELLOW,
st7789.BLACK)
# blit the buffer to the display
tft.blit_buffer(sprite, man.x, man.y, SPRITE_WIDTH,
SPRITE_HEIGHT)
time.sleep(0.1)
finally:
# shutdown spi
spi.deinit()
def config(rotation=0, buffer_size=0, options=0):
return st7789.ST7789(
SPI(1, baudrate=62500000, sck=Pin(10), mosi=Pin(11)),
135,
240,
reset=Pin(12, Pin.OUT),
cs=Pin(9, Pin.OUT),
dc=Pin(8, Pin.OUT),
backlight=Pin(13, Pin.OUT),
rotation=rotation,
options=options,
buffer_size=buffer_size)
def main():
def center(font, s, row, color=st7789.WHITE):
screen = tft.width() # get screen width
width = tft.write_len(font, s) # get the width of the string
if width and width < screen: # if the string < display
col = tft.width() // 2 - width // 2 # find the column to center
else: # otherwise
col = 0 # left justify
tft.write(font, s, col, row, color) # and write the string
try:
# Turn power on display power
axp = axp202c.PMU()
axp.enablePower(axp202c.AXP202_LDO2)
# initialize spi port
spi = SPI(1,
baudrate=32000000,
sck=Pin(18, Pin.OUT),
mosi=Pin(19, Pin.OUT))
# configure display
tft = st7789.ST7789(spi,
240,
240,
cs=Pin(5, Pin.OUT),
dc=Pin(27, Pin.OUT),
backlight=Pin(12, Pin.OUT),
rotation=2,
buffer_size=16 * 32 * 2)
# enable display
tft.init()
tft.fill(st7789.BLACK)
# center the name of the first font, using the font
row = 16
center(noto_sans, "NotoSans", row, st7789.RED)
row += noto_sans.HEIGHT
# center the name of the second font, using the font
center(noto_serif, "NotoSerif", row, st7789.GREEN)
row += noto_serif.HEIGHT
# center the name of the third font, using the font
center(noto_mono, "NotoSansMono", row, st7789.BLUE)
row += noto_mono.HEIGHT
finally:
# shutdown spi
if 'spi' in locals():
spi.deinit()
def main():
'''
Draw greetings on display cycling thru hershey fonts and colors
'''
try:
# Turn power on display power
axp = axp202c.PMU()
axp.enablePower(axp202c.AXP202_LDO2)
axp.enablePower(axp202c.AXP202_DCDC3)
# initialize spi port
spi = SoftSPI(
2,
baudrate=32000000,
polarity=1,
phase=0,
bits=8,
firstbit=0,
sck=Pin(18, Pin.OUT),
mosi=Pin(19, Pin.OUT))
# configure display
tft = st7789.ST7789(
spi,
240,
240,
cs=Pin(5, Pin.OUT),
dc=Pin(27, Pin.OUT),
backlight=Pin(12, Pin.OUT),
rotation=2)
tft.init()
tft.fill(st7789.BLACK)
height = tft.height()
width = tft.width()
row = 0
while True:
row += 32
color = next(COLORS)
tft.fill_rect(0, row-16, width, 32, st7789.BLACK)
tft.draw(next(FONTS), next(GREETINGS), 0, row, color)
if row > 192:
row = 0
utime.sleep(0.25)
finally:
# shutdown spi
if 'spi' in locals():
spi.deinit()
