def dual(use_spi=False, soft=True):
ssd0 = setup(False, soft) # I2C display
ssd1 = setup(True, False) # SPI instance
Writer.set_textpos(ssd0, 0, 0) # In case previous tests have altered it
wri0 = Writer(ssd0, small, verbose=False)
wri0.set_clip(False, False, False)
Writer.set_textpos(ssd1, 0, 0) # In case previous tests have altered it
wri1 = Writer(ssd1, small, verbose=False)
wri1.set_clip(False, False, False)
nfields = []
dy = small.height() + 6
col = 15
for n, wri in enumerate((wri0, wri1)):
nfields.append([])
y = 2
for txt in ('X:', 'Y:', 'Z:'):
Label(wri, y, 0, txt)
nfields[n].append(Label(wri, y, col, wri.stringlen('99.99'), True))
y += dy
for _ in range(10):
for n, wri in enumerate((wri0, wri1)):
for field in nfields[n]:
value = int.from_bytes(uos.urandom(3), 'little') / 167772
field.value('{:5.2f}'.format(value))
wri.device.show()
utime.sleep(1)
for wri in (wri0, wri1):
Label(wri, 0, 64, ' DONE ', True)
wri.device.show()
def dual(use_spi=False, soft=True):
ssd0 = setup(False, soft) # I2C display
ssd1 = setup(True, False) # SPI instance
Writer.set_textpos(ssd0, 0, 0) # In case previous tests have altered it
wri0 = Writer(ssd0, small, verbose=False)
wri0.set_clip(False, False, False)
Writer.set_textpos(ssd1, 0, 0) # In case previous tests have altered it
wri1 = Writer(ssd1, small, verbose=False)
wri1.set_clip(False, False, False)
nfields = []
dy = small.height() + 6
col = 15
for n, wri in enumerate((wri0, wri1)):
nfields.append([])
y = 2
for txt in ('X:', 'Y:', 'Z:'):
Label(wri, y, 0, txt)
nfields[n].append(Label(wri, y, col, wri.stringlen('99.99'), True))
y += dy
for _ in range(10):
for n, wri in enumerate((wri0, wri1)):
for field in nfields[n]:
value = int.from_bytes(uos.urandom(3),'little')/167772
field.value('{:5.2f}'.format(value))
wri.device.show()
utime.sleep(1)
for wri in (wri0, wri1):
Label(wri, 0, 64, ' DONE ', True)
wri.device.show()
def multi_fields(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, small, verbose=False)
wri.set_clip(False, False, False)
nfields = []
dy = small.height() + 6
y = 2
col = 15
width = wri.stringlen('99.99')
for txt in ('X:', 'Y:', 'Z:'):
Label(wri, y, 0, txt)
nfields.append(Label(wri, y, col, width, bdcolor=None)) # Draw border
y += dy
random = xorshift64star(2**24 - 1)
for _ in range(10):
for field in nfields:
value = random() / 167772
field.value('{:5.2f}'.format(value))
refresh(ssd)
utime.sleep(1)
Label(wri, 0, 64, ' DONE ', True)
refresh(ssd)
def wrap(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, freesans20, verbose=False)
wri.set_clip(False, False, True) # Word wrap
wri.printstring('the quick brown fox jumps over')
ssd.show()
def wrap(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, freesans20, verbose=False)
wri.set_clip(False, False, True) # Word wrap
wri.printstring('the quick brown fox jumps over')
ssd.show()
def tabs(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, fixed, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri.printstring('1\t2\n')
wri.printstring('111\t22\n')
wri.printstring('1111\t1')
ssd.show()
def tabs(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, fixed, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri.printstring('1\t2\n')
wri.printstring('111\t22\n')
wri.printstring('1111\t1')
ssd.show()
def fonts(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, freesans20, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri_f = Writer(ssd, small, verbose=False)
wri_f.set_clip(False, False, False) # Char wrap
wri_f.printstring('Sunday\n')
wri.printstring('12 Aug 2018\n')
wri.printstring('10.30am')
ssd.show()
def usd_tabs(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
CWriter.invert_display(ssd)
CWriter.set_textpos(ssd, 0, 0)
wri = CWriter(ssd, fixed, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri.printstring('1\t2\n')
wri.printstring('111\t22\n')
wri.printstring('1111\t1')
ssd.show()
CWriter.invert_display(ssd, False) # For subsequent tests
def usd_tabs(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
CWriter.invert_display(ssd)
CWriter.set_textpos(ssd, 0, 0)
wri = CWriter(ssd, fixed, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri.printstring('1\t2\n')
wri.printstring('111\t22\n')
wri.printstring('1111\t1')
ssd.show()
CWriter.invert_display(ssd, False) # For subsequent tests
def fonts(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, freesans20, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri_f = Writer(ssd, small, verbose=False)
wri_f.set_clip(False, False, False) # Char wrap
wri_f.printstring('Sunday\n')
wri.printstring('12 Aug 2018\n')
wri.printstring('10.30am')
ssd.show()
def usd(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
# Only CWriter can do usd
CWriter.invert_display(ssd)
CWriter.set_textpos(ssd, 0, 0)
wri = CWriter(ssd, freesans20, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri.printstring('Sunday\n')
wri.printstring('12 Aug 2018\n')
wri.printstring('10.30am')
ssd.show()
CWriter.invert_display(ssd, False) # For subsequent tests
def usd(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
# Only CWriter can do usd
CWriter.invert_display(ssd)
CWriter.set_textpos(ssd, 0, 0)
wri = CWriter(ssd, freesans20, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri.printstring('Sunday\n')
wri.printstring('12 Aug 2018\n')
wri.printstring('10.30am')
ssd.show()
CWriter.invert_display(ssd, False) # For subsequent tests
def test(use_spi=False):
ssd = setup(use_spi) # Create a display instance
rhs = WIDTH -1
ssd.line(rhs - 20, 0, rhs, 20, 1)
square_side = 10
ssd.fill_rect(rhs - square_side, 0, square_side, square_side, 1)
wri = Writer(ssd, freesans20)
Writer.set_textpos(ssd, 0, 0) # verbose = False to suppress console output
wri.printstring('Sunday\n')
wri.printstring('12 Aug 2018\n')
wri.printstring('10.30am')
ssd.show()
def test(use_spi=False):
ssd = setup(use_spi) # Create a display instance
rhs = WIDTH -1
ssd.line(rhs - 20, 0, rhs, 20, 1)
square_side = 10
ssd.fill_rect(rhs - square_side, 0, square_side, square_side, 1)
wri = Writer(ssd, freesans20)
Writer.set_textpos(ssd, 0, 0) # verbose = False to suppress console output
wri.printstring('Sunday\n')
wri.printstring('12 Aug 2018\n')
wri.printstring('10.30am')
ssd.show()
def inverse(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
rhs = WIDTH - 1
ssd.line(rhs - 20, 0, rhs, 20, 1)
square_side = 10
ssd.fill_rect(rhs - square_side, 0, square_side, square_side, 1)
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, freesans20, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri.printstring('Sunday\n')
wri.printstring('12 Aug 2018\n')
wri.printstring('10.30am', True) # Inverse text
ssd.show()
def inverse(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
rhs = WIDTH -1
ssd.line(rhs - 20, 0, rhs, 20, 1)
square_side = 10
ssd.fill_rect(rhs - square_side, 0, square_side, square_side, 1)
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, freesans20, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri.printstring('Sunday\n')
wri.printstring('12 Aug 2018\n')
wri.printstring('10.30am', True) # Inverse text
ssd.show()
def meter(use_spi=False, soft=True):
ssd = setup(use_spi, soft)
wri = Writer(ssd, arial10, verbose=False)
ssd.fill(0)
refresh(ssd)
m0 = Meter(wri, 5, 2, height = 50, divisions = 4, legends=('0.0', '0.5', '1.0'))
m1 = Meter(wri, 5, 44, height = 50, divisions = 4, legends=('-1', '0', '+1'))
m2 = Meter(wri, 5, 86, height = 50, divisions = 4, legends=('-1', '0', '+1'))
steps = 10
for n in range(steps + 1):
m0.value(int.from_bytes(uos.urandom(3),'little')/16777216)
m1.value(n/steps)
m2.value(1 - n/steps)
refresh(ssd)
utime.sleep(1)
def fields(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, fixed, verbose=False)
wri.set_clip(False, False, False)
textfield = Label(wri, 0, 2, wri.stringlen('longer'))
numfield = Label(wri, 25, 2, wri.stringlen('99.99'), bdcolor=None)
countfield = Label(wri, 0, 90, wri.stringlen('1'))
n = 1
for s in ('short', 'longer', '1', ''):
textfield.value(s)
numfield.value('{:5.2f}'.format(int.from_bytes(uos.urandom(2),'little')/1000))
countfield.value('{:1d}'.format(n))
n += 1
refresh(ssd)
utime.sleep(2)
textfield.value('Done', True)
refresh(ssd)
def usd_scroll(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
# Only CWriter can do usd
CWriter.invert_display(ssd)
CWriter.set_textpos(ssd, 0, 0)
wri = CWriter(ssd, freesans20, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri.printstring('Sunday\n')
wri.printstring('12 Aug 2018\n')
wri.printstring('10.30am')
for x in range(5):
ssd.show()
utime.sleep(2)
wri.printstring('\nCount = {:2d}'.format(x))
ssd.show()
utime.sleep(2)
wri.printstring('\nDone.')
ssd.show()
CWriter.invert_display(ssd, False) # For subsequent tests
def usd_scroll(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
# Only CWriter can do usd
CWriter.invert_display(ssd)
CWriter.set_textpos(ssd, 0, 0)
wri = CWriter(ssd, freesans20, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri.printstring('Sunday\n')
wri.printstring('12 Aug 2018\n')
wri.printstring('10.30am')
for x in range(5):
ssd.show()
utime.sleep(2)
wri.printstring('\nCount = {:2d}'.format(x))
ssd.show()
utime.sleep(2)
wri.printstring('\nDone.')
ssd.show()
CWriter.invert_display(ssd, False) # For subsequent tests
def scroll(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
rhs = WIDTH - 1
ssd.line(rhs - 20, 0, rhs, 20, 1)
square_side = 10
ssd.fill_rect(rhs - square_side, 0, square_side, square_side, 1)
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, freesans20, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri.printstring('Sunday\n')
wri.printstring('12 Aug 2018\n')
wri.printstring('10.30am')
for x in range(5):
ssd.show()
utime.sleep(2)
wri.printstring('\nCount = {:2d}'.format(x))
ssd.show()
utime.sleep(2)
wri.printstring('\nDone.')
ssd.show()
def scroll(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
rhs = WIDTH -1
ssd.line(rhs - 20, 0, rhs, 20, 1)
square_side = 10
ssd.fill_rect(rhs - square_side, 0, square_side, square_side, 1)
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, freesans20, verbose=False)
wri.set_clip(False, False, False) # Char wrap
wri.printstring('Sunday\n')
wri.printstring('12 Aug 2018\n')
wri.printstring('10.30am')
for x in range(5):
ssd.show()
utime.sleep(2)
wri.printstring('\nCount = {:2d}'.format(x))
ssd.show()
utime.sleep(2)
wri.printstring('\nDone.')
ssd.show()
def meter(use_spi=False, soft=True):
ssd = setup(use_spi, soft)
wri = Writer(ssd, arial10, verbose=False)
ssd.fill(0)
refresh(ssd)
m0 = Meter(wri,
5,
2,
height=50,
divisions=4,
legends=('0.0', '0.5', '1.0'))
m1 = Meter(wri, 5, 44, height=50, divisions=4, legends=('-1', '0', '+1'))
m2 = Meter(wri, 5, 86, height=50, divisions=4, legends=('-1', '0', '+1'))
steps = 10
random = xorshift64star(2**24 - 1)
for n in range(steps + 1):
m0.value(random() / 16777216)
m1.value(n / steps)
m2.value(1 - n / steps)
refresh(ssd)
utime.sleep(1)
def rjust(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
Writer.set_textpos(ssd, 0, 0) # Previous tests may have altered it
wri = Writer(ssd, freesans20, verbose=False)
wri.set_clip(False, False, False) # Char wrap
my_str = 'Sunday\n'
l = wri.stringlen(my_str)
Writer.set_textpos(ssd, col=WIDTH - l)
wri.printstring(my_str)
my_str = '12 Aug 2018\n'
l = wri.stringlen(my_str)
Writer.set_textpos(ssd, col=WIDTH - l)
wri.printstring(my_str)
my_str = '10.30am'
l = wri.stringlen(my_str)
Writer.set_textpos(ssd, col=WIDTH - l)
wri.printstring(my_str)
ssd.show()
def rjust(use_spi=False, soft=True):
ssd = setup(use_spi, soft) # Create a display instance
Writer.set_textpos(ssd, 0, 0) # Previous tests may have altered it
wri = Writer(ssd, freesans20, verbose=False)
wri.set_clip(False, False, False) # Char wrap
my_str = 'Sunday\n'
l = wri.stringlen(my_str)
Writer.set_textpos(ssd, col = WIDTH - l)
wri.printstring(my_str)
my_str = '12 Aug 2018\n'
l = wri.stringlen(my_str)
Writer.set_textpos(ssd, col = WIDTH - l)
wri.printstring(my_str)
my_str = '10.30am'
l = wri.stringlen(my_str)
Writer.set_textpos(ssd, col = WIDTH - l)
wri.printstring(my_str)
ssd.show()
# Font
import freesans20
import bme280
import time
valt=False
def callback(p):
global valt
valt=not valt
p_fel=machine.Pin(12,machine.Pin.IN, machine.Pin.PULL_UP)
p_fel.irq(trigger=machine.Pin.IRQ_RISING, handler=callback)
i2c = machine.I2C(-1, machine.Pin(4), machine.Pin(5))
ssd = setup(False) # Create a display instance
wri = Writer(ssd, freesans20)
while(1):
Writer.set_textpos(ssd, 0, 0) # verbose = False to suppress console output
strr=bme280.BME280(i2c=i2c).values[0]+' \n'
wri.printstring(strr)
#if 0:
if valt==False:
strr=bme280.BME280(i2c=i2c).values[1]+' \n'
else:
altitude=((1-((float(bme280.BME280(i2c=i2c).values[1].split('h')[0])/1013.25)**0.190284))*145366.45)*0.3048
strr=str(altitude)+'m \n'
wri.printstring(strr)
strr=bme280.BME280(i2c=i2c).values[2]+' '
wri.printstring(strr)
ssd.show()
