Skip to content

Commit ab253a8

Browse files
BlitzCityDIYBlitzCityDIY
committed
Adding slider code
Adding slider code and bitmaps First try!
1 parent ebe5826 commit ab253a8

9 files changed

+347
-0
lines changed

‎CircuitPython_Slider/10min_bmp.bmp

6.37 KB
Binary file not shown.

‎CircuitPython_Slider/20min_bmp.bmp

6.37 KB
Binary file not shown.

‎CircuitPython_Slider/5min_bmp.bmp

6.37 KB
Binary file not shown.

‎CircuitPython_Slider/60min_bmp.bmp

6.37 KB
Binary file not shown.

‎CircuitPython_Slider/backingupBMP.bmp

6.37 KB
Binary file not shown.

‎CircuitPython_Slider/camSlide_bmp.bmp

6.37 KB
Binary file not shown.

‎CircuitPython_Slider/code.py.py

+347
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,347 @@
1+
import time
2+
import displayio
3+
import terminalio
4+
import board
5+
import adafruit_imageload
6+
from adafruit_display_text.label import Label
7+
from adafruit_seesaw.seesaw import Seesaw
8+
from adafruit_st7735r import ST7735R
9+
from adafruit_featherwing import minitft_featherwing
10+
from adafruit_motorkit import MotorKit
11+
from adafruit_motor import stepper
12+
13+
#setup stepper motor
14+
kit = MotorKit()
15+
16+
#setup minitft featherwing
17+
minitft = minitft_featherwing.MiniTFTFeatherWing()
18+
19+
#setup bitmap file locations
20+
five_minBMP = "/5min_bmp.bmp"
21+
ten_minBMP = "/10min_bmp.bmp"
22+
twenty_minBMP = "/20min_bmp.bmp"
23+
hourBMP = "/60min_bmp.bmp"
24+
runningBMP = "/camSlide_bmp.bmp"
25+
reverseqBMP = "/reverseQ_bmp.bmp"
26+
backingUpBMP = "/backingup_bmp.bmp"
27+
stopBMP = "/stopping_bmp.bmp"
28+
29+
# Release any resources currently in use for the displays
30+
displayio.release_displays()
31+
32+
#variables for state machines in loop
33+
mode = 0
34+
onOff = 0
35+
pause = 0
36+
stop = 0
37+
z = 0
38+
39+
#seesaw setup for minitft featherwing
40+
reset_pin = 8
41+
i2c = board.I2C()
42+
ss = Seesaw(i2c, 0x5E)
43+
ss.pin_mode(reset_pin, ss.OUTPUT)
44+
45+
#tft setup for minitft featherwing
46+
spi = board.SPI()
47+
tft_cs = board.D5
48+
tft_dc = board.D6
49+
display_bus = displayio.FourWire(spi, command=tft_dc, chip_select=tft_cs)
50+
ss.digital_write(reset_pin, True)
51+
52+
#display for displayio and minitft
53+
display = ST7735R(display_bus, width=160, height=80, colstart=24, rotation=270, bgr=True)
54+
55+
#image groups
56+
five_minGroup = displayio.Group(max_size=20)
57+
ten_minGroup = displayio.Group(max_size=20)
58+
twenty_minGroup = displayio.Group(max_size=20)
59+
hourGroup = displayio.Group(max_size=20)
60+
reverseqGroup = displayio.Group(max_size=20)
61+
backingUpGroup = displayio.Group(max_size=20)
62+
stopGroup = displayio.Group(max_size=20)
63+
progBarGroup = displayio.Group(max_size=20)
64+
65+
#bitmap setup for all of the menu screens
66+
five_minBG, five_minPal = adafruit_imageload.load(five_minBMP,
67+
bitmap=displayio.Bitmap,
68+
palette=displayio.Palette)
69+
five_minDis = displayio.TileGrid(five_minBG, pixel_shader=five_minPal)
70+
ten_minBG, ten_minPal = adafruit_imageload.load(ten_minBMP,
71+
bitmap=displayio.Bitmap,
72+
palette=displayio.Palette)
73+
ten_minDis = displayio.TileGrid(ten_minBG, pixel_shader=ten_minPal)
74+
twenty_minBG, twenty_minPal = adafruit_imageload.load(twenty_minBMP,
75+
bitmap=displayio.Bitmap,
76+
palette=displayio.Palette)
77+
twenty_minDis = displayio.TileGrid(twenty_minBG, pixel_shader=twenty_minPal)
78+
hourBG, hourPal = adafruit_imageload.load(hourBMP,
79+
bitmap=displayio.Bitmap,
80+
palette=displayio.Palette)
81+
hourDis = displayio.TileGrid(hourBG, pixel_shader=hourPal)
82+
runningBG, runningPal = adafruit_imageload.load(runningBMP,
83+
bitmap=displayio.Bitmap,
84+
palette=displayio.Palette)
85+
runningDis = displayio.TileGrid(runningBG, pixel_shader=runningPal)
86+
reverseqBG, reverseqPal = adafruit_imageload.load(reverseqBMP,
87+
bitmap=displayio.Bitmap,
88+
palette=displayio.Palette)
89+
reverseqDis = displayio.TileGrid(reverseqBG, pixel_shader=reverseqPal)
90+
backingUpBG, backingUpPal = adafruit_imageload.load(backingUpBMP,
91+
bitmap=displayio.Bitmap,
92+
palette=displayio.Palette)
93+
backingUpDis = displayio.TileGrid(backingUpBG, pixel_shader=backingUpPal)
94+
stopBG, stopPal = adafruit_imageload.load(stopBMP,
95+
bitmap=displayio.Bitmap,
96+
palette=displayio.Palette)
97+
stopDis = displayio.TileGrid(stopBG, pixel_shader=stopPal)
98+
99+
#setup for timer display when camera is sliding
100+
text_area = Label(terminalio.FONT, text=' ')
101+
text_area.x = 55
102+
text_area.y = 65
103+
104+
#adding the bitmaps to the image groups so they can be displayed
105+
five_minGroup.append(five_minDis)
106+
ten_minGroup.append(ten_minDis)
107+
twenty_minGroup.append(twenty_minDis)
108+
hourGroup.append(hourDis)
109+
progBarGroup.append(runningDis)
110+
progBarGroup.append(text_area)
111+
reverseqGroup.append(reverseqDis)
112+
backingUpGroup.append(backingUpDis)
113+
stopGroup.append(stopDis)
114+
115+
#setting button states on minitft featherwing to None
116+
down_state = None
117+
up_state = None
118+
a_state = None
119+
b_state = None
120+
select_state = None
121+
122+
#arrays to match up with the different slide speeds
123+
#graphics menu array
124+
graphics = [five_minGroup, ten_minGroup, twenty_minGroup, hourGroup]
125+
#delay for the stepper motor
126+
speed = [0.0154, 0.034, 0.0688, 0.2062]
127+
#time duration for the camera slide
128+
slide_duration = [300, 600, 1200, 3600]
129+
#beginning timer display
130+
slide_begin = ["5:00", "10:00", "20:00", "60:00"]
131+
#stepper motor steps that corresponds with the timer display
132+
slide_checkin = [860, 1720, 2580, 3440, 4300, 5160,
133+
6020, 6880, 7740, 8600, 9460, 10320,
134+
11180, 12040, 12900, 13760, 14620, 15480,
135+
16340, 17195]
136+
#variable that counts up through the slide_checkin array
137+
check = 0
138+
139+
#start time
140+
begin = time.monotonic()
141+
print(begin)
142+
#when feather is powered up it shows the initial graphic splash
143+
display.show(graphics[mode])
144+
145+
while True:
146+
try:
147+
#setup minitft featherwing buttons
148+
buttons = minitft.buttons
149+
#define the buttons' state changes
150+
if not buttons.down and down_state is None:
151+
down_state = "pressed"
152+
if not buttons.up and up_state is None:
153+
up_state = "pressed"
154+
if not buttons.select and select_state is None:
155+
select_state = "pressed"
156+
if not buttons.a and a_state is None:
157+
a_state = "pressed"
158+
if not buttons.b and b_state is None:
159+
b_state = "pressed"
160+
#scroll down to change slide duration and graphic
161+
if buttons.down and down_state == "pressed":
162+
#blocks the button if the slider is sliding or
163+
#in an inbetween state
164+
if pause == 1 or onOff == 1:
165+
mode = mode
166+
down_state = None
167+
else:
168+
mode += 1
169+
down_state = None
170+
if mode > 3:
171+
mode = 0
172+
print("Mode:,", mode)
173+
display.show(graphics[mode])
174+
#scroll up to change slide duration and graphic
175+
if buttons.up and up_state == "pressed":
176+
#blocks the button if the slider is sliding or
177+
#in an inbetween state
178+
if pause == 1 or onOff == 1:
179+
mode = mode
180+
up_state = None
181+
else:
182+
mode -= 1
183+
up_state = None
184+
if mode < 0:
185+
mode = 3
186+
print("Mode: ", mode)
187+
display.show(graphics[mode])
188+
#workaround so that the menu graphics show after a slide is finished
189+
if mode == mode and pause == 0 and onOff == 0:
190+
display.show(graphics[mode])
191+
#starts slide
192+
if buttons.select and select_state == "pressed" or z == 2:
193+
#blocks the button if the slider is sliding or
194+
#in an inbetween state
195+
if pause == 1 or onOff == 1:
196+
#print("null")
197+
select_state = None
198+
else:
199+
#shows the slider is sliding graphic
200+
display.show(progBarGroup)
201+
#gets time of button press
202+
press = time.monotonic()
203+
print(press)
204+
#displays initial timer
205+
text_area.text = slide_begin[mode]
206+
#resets button
207+
select_state = None
208+
#changes onOff state
209+
onOff += 1
210+
#changes z state
211+
z = 0
212+
if onOff > 1:
213+
onOff = 0
214+
#number of steps for the length of the aluminum extrusions
215+
for i in range(17200):
216+
#for loop start time
217+
start = time.monotonic()
218+
#gets actual duration time
219+
real_time = start - press
220+
#creates a countdown from the slide's length
221+
end = slide_duration[mode] - real_time
222+
# /60 since time is in seconds
223+
mins_remaining = end / 60
224+
if mins_remaining < 0:
225+
mins_remaining += 60
226+
#gets second(s) count
227+
total_sec_remaining = mins_remaining * 60
228+
#formats to clock time
229+
mins_remaining, total_sec_remaining = divmod(end, 60)
230+
#microstep for the stepper
231+
kit.stepper1.onestep(style=stepper.MICROSTEP)
232+
#delay determines speed of the slide
233+
time.sleep(speed[mode])
234+
if i == slide_checkin[check]:
235+
#check-in for time remaining based on motor steps
236+
print("0%d:%d" %
237+
(mins_remaining, total_sec_remaining))
238+
print(check)
239+
if total_sec_remaining < 10:
240+
text_area.text = "%d:0%d" % (mins_remaining, total_sec_remaining)
241+
else:
242+
text_area.text = "%d:%d" % (mins_remaining, total_sec_remaining)
243+
check = check + 1
244+
if check > 19:
245+
check = 0
246+
if end < 10:
247+
#displays the stopping graphic for the last 10 secs.
248+
display.show(stopGroup)
249+
#changes states after slide has completed
250+
kit.stepper1.release()
251+
pause = 1
252+
onOff = 0
253+
stop = 1
254+
check = 0
255+
#delay for safety
256+
time.sleep(2)
257+
#shows choice menu
258+
display.show(reverseqGroup)
259+
#b is defined to stop the slider
260+
#only active if the slider is in the 'stopped' state
261+
if buttons.b and b_state == "pressed" and stop == 1:
262+
#z defines location of the camera on the slider
263+
#0 means that it is opposite the motor
264+
if z == 0:
265+
b_state = None
266+
time.sleep(1)
267+
display.show(backingUpGroup)
268+
#delay for safety
269+
time.sleep(2)
270+
#brings camera back to 'home' at double speed
271+
for i in range(1145):
272+
kit.stepper1.onestep(direction=stepper.BACKWARD, style=stepper.DOUBLE)
273+
time.sleep(1)
274+
kit.stepper1.release()
275+
#changes states
276+
pause = 0
277+
stop = 0
278+
#1 means that the camera is next to the motor
279+
if z == 1:
280+
b_state = None
281+
time.sleep(2)
282+
#changes states
283+
pause = 0
284+
stop = 0
285+
z = 0
286+
#a is defined to slide in reverse of the prev. slide
287+
#only active if the slider is in the 'stopped' state
288+
if buttons.a and a_state == "pressed" and stop == 1:
289+
#z defines location of the camera on the slider
290+
#1 means that the camera is next to the motor
291+
if z == 1:
292+
a_state = None
293+
time.sleep(2)
294+
stop = 0
295+
pause = 0
296+
#2 allows the 'regular' slide loop to run
297+
#as if the 'select' button has been pressed
298+
z = 2
299+
#0 means that the camera is opposite the motor
300+
if z == 0:
301+
a_state = None
302+
#same script as the 'regular' slide loop
303+
time.sleep(2)
304+
display.show(progBarGroup)
305+
press = time.monotonic()
306+
print(press)
307+
text_area.text = slide_begin[mode]
308+
onOff += 1
309+
pause = 0
310+
stop = 0
311+
if onOff > 1:
312+
onOff = 0
313+
for i in range(17200):
314+
start = time.monotonic()
315+
real_time = start - press
316+
end = slide_duration[mode] - real_time
317+
mins_remaining = end / 60
318+
if mins_remaining < 0:
319+
mins_remaining += 60
320+
total_sec_remaining = mins_remaining * 60
321+
mins_remaining, total_sec_remaining = divmod(end, 60)
322+
#only difference is that the motor is stepping backwards
323+
kit.stepper1.onestep(direction=stepper.BACKWARD, style=stepper.MICROSTEP)
324+
time.sleep(speed[mode])
325+
if i == slide_checkin[check]:
326+
print("0%d:%d" %
327+
(mins_remaining, total_sec_remaining))
328+
if total_sec_remaining < 10:
329+
text_area.text = "%d:0%d" % (mins_remaining, total_sec_remaining)
330+
else:
331+
text_area.text = "%d:%d" % (mins_remaining, total_sec_remaining)
332+
check = check + 1
333+
if check > 19:
334+
check = 0
335+
if end < 10:
336+
display.show(stopGroup)
337+
#state changes
338+
kit.stepper1.release()
339+
pause = 1
340+
onOff = 0
341+
stop = 1
342+
z = 1
343+
check = 0
344+
time.sleep(2)
345+
display.show(reverseqGroup)
346+
except MemoryError:
347+
pass

‎CircuitPython_Slider/reverseQBMP.bmp

6.37 KB
Binary file not shown.

‎CircuitPython_Slider/stopping_bmp.bmp

6.37 KB
Binary file not shown.

0 commit comments

Comments
 (0)