def seq():
print('Time sequence test - sine and cosine.')
refresh(st7735, True) # Clear any prior image
# y axis at t==now, no border
g = CartesianGraph(wri,
32,
2,
height=80,
xorigin=10,
fgcolor=False,
gridcolor=LIGHTGREEN,
bdcolor=WHITE)
# tsy = TSequence(g, YELLOW, 50)
# tsr = TSequence(g, RED, 50)
lbl = Label(wri, 10, 5, 'label')
lbl.value("DAMPED OSCILLATOR")
plt = TSequence(g, WHITE, 200)
r = 0.9
p = 0
for t in range(300):
g.clear()
# tsy.add(0.9*math.sin(t/10))
# tsr.add(0.4*math.cos(t/10))
plt.add(r * math.cos(t / 10))
r = r - 0.003
refresh(st7735)
# print(r)
utime.sleep_ms(1)
p = p + 1
def clock(x):
print('Clock test.')
refresh(st7735, True) # Clear any prior image
lbl = Label(wri, 5, 85, 'Clock')
dial = Dial(wri, 5, 5, height=75, ticks=12, bdcolor=None,
label=50) # Border in fg color
hrs = Pointer(dial)
mins = Pointer(dial)
hrs.value(0 + 0.7j, RED)
mins.value(0 + 0.9j, YELLOW)
dm = cmath.rect(1, -cmath.pi / 30) # Rotate by 1 minute (CW)
dh = cmath.rect(1, -cmath.pi / 1800) # Rotate hours by 1 minute
for n in range(x):
refresh(st7735)
utime.sleep_ms(200)
mins.value(mins.value() * dm, YELLOW)
hrs.value(hrs.value() * dh, RED)
dial.text('ticks: {}'.format(n))
lbl.value('Done')
def aclock():
rtc = pyb.RTC()
uv = lambda phi: cmath.rect(1, phi) # Return a unit vector of phase phi
pi = cmath.pi
days = ('Mon', 'Tue', 'Wed', 'Thur', 'Fri', 'Sat', 'Sun')
months = ('Jan', 'Feb', 'March', 'April', 'May', 'June', 'July', 'Aug',
'Sept', 'Oct', 'Nov', 'Dec')
# Instantiate Writer
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, font_small, verbose=False)
wri.set_clip(True, True, False)
wri_tim = Writer(ssd, font_large, verbose=False)
wri_tim.set_clip(True, True, False)
# Instantiate displayable objects
dial = Dial(wri, 2, 2, height=215, ticks=12, bdcolor=None, pip=True)
lbltim = Label(wri_tim, 50, 230, '00.00.00')
lbldat = Label(wri, 100, 230, 100)
hrs = Pointer(dial)
mins = Pointer(dial)
hstart = 0 + 0.7j # Pointer lengths and position at top
mstart = 0 + 0.92j
while True:
t = rtc.datetime(
) # (year, month, day, weekday, hours, minutes, seconds, subseconds)
hang = -t[4] * pi / 6 - t[5] * pi / 360 # Angles of hands in radians
mang = -t[5] * pi / 30
if abs(hang -
mang) < pi / 360: # Avoid visually confusing overlap of hands
hang += pi / 30 # by making hr hand lag slightly
hrs.value(hstart * uv(hang))
mins.value(mstart * uv(mang))
lbltim.value('{:02d}.{:02d}'.format(t[4], t[5]))
lbldat.value('{} {} {} {}'.format(days[t[3] - 1], t[2],
months[t[1] - 1], t[0]))
refresh(ssd)
# Power saving: only refresh every 30s
for _ in range(30):
upower.lpdelay(1000)
ssd.update() # Toggle VCOM
def aclock():
uv = lambda phi: cmath.rect(1, phi) # Return a unit vector of phase phi
pi = cmath.pi
days = ('Mon', 'Tue', 'Wed', 'Thur', 'Fri', 'Sat', 'Sun')
months = ('Jan', 'Feb', 'March', 'April', 'May', 'June', 'July', 'Aug',
'Sept', 'Oct', 'Nov', 'Dec')
# Instantiate Writer
Writer.set_textpos(ssd, 0, 0) # In case previous tests have altered it
wri = Writer(ssd, font_small, verbose=False)
wri.set_clip(True, True, False)
wri_tim = Writer(ssd, font_large, verbose=False)
wri_tim.set_clip(True, True, False)
# Instantiate displayable objects
dial = Dial(wri, 2, 2, height=215, ticks=12, bdcolor=None, pip=True)
lbltim = Label(wri_tim, 50, 230, '00.00.00')
lbldat = Label(wri, 100, 230, 100)
hrs = Pointer(dial)
mins = Pointer(dial)
secs = Pointer(dial)
hstart = 0 + 0.7j # Pointer lengths and position at top
mstart = 0 + 0.92j
sstart = 0 + 0.92j
while True:
t = utime.localtime()
hang = -t[4] * pi / 6 - t[
5] * pi / 360 # Angles of hour and minute hands
mang = -t[5] * pi / 30
sang = -t[6] * pi / 30
if abs(hang - mang) < pi / 360: # Avoid overlap of hr and min hands
hang += pi / 30 # which is visually confusing. Add slight lag to hts
hrs.value(hstart * uv(hang))
mins.value(mstart * uv(mang))
secs.value(sstart * uv(sang))
lbltim.value('{:02d}.{:02d}.{:02d}'.format(t[3], t[4], t[5]))
lbldat.value('{} {} {} {}'.format(days[t[6]], t[2], months[t[1] - 1],
t[0]))
refresh(ssd)
utime.sleep(1)
def aclock():
uv = lambda phi: cmath.rect(1, phi) # Return a unit vector of phase phi
pi = cmath.pi
days = ('Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday',
'Sunday')
months = ('Jan', 'Feb', 'March', 'April', 'May', 'June', 'July', 'Aug',
'Sept', 'Oct', 'Nov', 'Dec')
CWriter.set_textpos(st7735, 0, 0) # In case previous tests have altered it
wri = CWriter(st7735, arial10, GREEN, BLACK, verbose=False)
wri.set_clip(True, True, False)
# Instantiate displayable objects
refresh(st7735, True) # Clear any prior image
dial = Dial(wri,
2,
2,
height=75,
ticks=12,
bdcolor=None,
label=120,
pip=False) # Border in fg color
lbltim = Label(wri, 5, 85, 35)
hrs = Pointer(dial)
mins = Pointer(dial)
secs = Pointer(dial)
hstart = 0 + 0.7j # Pointer lengths and position at top
mstart = 0 + 0.92j
sstart = 0 + 0.92j
while True:
t = cetTime()
hrs.value(hstart * uv(-t[3] * pi / 6 - t[4] * pi / 360), YELLOW)
mins.value(mstart * uv(-t[4] * pi / 30), YELLOW)
secs.value(sstart * uv(-t[5] * pi / 30), RED)
lbltim.value('{:02d}.{:02d}.{:02d}'.format(t[3], t[4], t[5]))
dial.text('{} {} {} {}'.format(days[t[6]], t[2], months[t[1] - 1],
t[0]))
refresh(st7735)
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 meter():
print('meter')
refresh(st7735, True) # Clear any prior image
title = Label(wri,
2,
10,
'SHT30 measurements',
fgcolor=Display.WHITE,
bdcolor=Display.WHITE)
tempLabel = Label(wri,
110,
2,
'32.4 deg C',
fgcolor=Display.WHITE,
bdcolor=Display.BLACK)
humiLabel = Label(wri,
110,
80,
'42 %',
fgcolor=Display.WHITE,
bdcolor=Display.BLACK)
mtemp = Meter(wri,
25,
2,
height=70,
divisions=5,
ptcolor=Display.YELLOW,
label='temperature',
style=Meter.BAR,
legends=('0', '10', '20', '30', '40', '50'))
mhumi = Meter(wri,
25,
80,
height=70,
divisions=5,
ptcolor=Display.YELLOW,
label='humidity',
style=Meter.BAR,
legends=('0', '20', '40', '60', '80', '100'))
steps = 11
for i in range(steps):
tempC, humi = sht30.getTempAndHumi(clockStretching=SHT3X.CLOCK_STRETCH,
repeatability=SHT3X.REP_S_HIGH)
#print("Temperature: ",tempC,"°C, Humidity: ",humi,"%")
humiText = "{0:.1f} %".format(humi)
tempText = "{0:.1f} deg C".format(tempC)
t = tempC / 50.0
h = humi / 100.0
mtemp.value(t)
mhumi.value(h)
tempLabel.value(tempText)
humiLabel.value(humiText)
#print(humiText)
refresh(st7735)
utime.sleep(1)
refresh(st7735)
def vari_fields():
print('Variable label styles.')
refresh(st7735, True) # Clear any prior image
wri_large = CWriter(st7735, freesans20, GREEN, BLACK, verbose=False)
wri_large.set_clip(True, True, False)
Label(wri_large, 0, 0, 'Text')
Label(wri_large, 20, 0, 'Border')
width = wri_large.stringlen('Yellow')
lbl_text = Label(wri_large, 0, 65, width)
lbl_bord = Label(wri_large, 20, 65, width)
lbl_text.value('Red')
lbl_bord.value('Red')
lbl_var = Label(wri_large, 50, 2, '25.46', fgcolor=RED, bdcolor=RED)
refresh(st7735)
utime.sleep(2)
lbl_text.value('Red')
lbl_bord.value('Yellow')
lbl_var.value(bdcolor=YELLOW)
refresh(st7735)
utime.sleep(2)
lbl_text.value('Red')
lbl_bord.value('None')
lbl_var.value(bdcolor=False)
refresh(st7735)
utime.sleep(2)
lbl_text.value('Yellow')
lbl_bord.value('None')
lbl_var.value(fgcolor=YELLOW)
refresh(st7735)
utime.sleep(2)
lbl_text.value('Blue')
lbl_bord.value('Green')
lbl_var.value('18.99', fgcolor=BLUE, bdcolor=GREEN)
Label(wri, st7735.height - wri.height - 2, 0, 'Done', fgcolor=RED)
refresh(st7735)
def vari_fields():
print('vari_fields')
refresh(st7735, True) # Clear any prior image
Label(wri, 0, 0, 'Text:')
Label(wri, 20, 0, 'Border:')
width = wri.stringlen('Yellow')
lbl_text = Label(wri, 0, 40, width)
lbl_bord = Label(wri, 20, 40, width)
lbl_text.value('Red')
lbl_bord.value('Red')
lbl_var = Label(wri, 40, 2, '25.46', fgcolor=RED, bdcolor=RED)
refresh(st7735)
utime.sleep(2)
lbl_text.value('Red')
lbl_bord.value('Yellow')
lbl_var.value(bdcolor=YELLOW)
refresh(st7735)
utime.sleep(2)
lbl_text.value('Red')
lbl_bord.value('None')
lbl_var.value(bdcolor=False)
refresh(st7735)
utime.sleep(2)
lbl_text.value('Yellow')
lbl_bord.value('None')
lbl_var.value(fgcolor=YELLOW)
refresh(st7735)
utime.sleep(2)
lbl_text.value('Blue')
lbl_bord.value('Green')
lbl_var.value('18.99', fgcolor=BLUE, bdcolor=GREEN)
refresh(st7735)