def draw_qr(pos_x, pos_y, qr, scale=4, border=None):
border = border or scale * 2
fb.fill_rect(pos_x - (border // 2), pos_y - (border // 2),
(qr.width() * scale) + (border),
(qr.width() * scale) + (border), color565(*WHITE))
for x in range(qr.width()):
for y in range(qr.width()):
if qr.get(x, y):
fb.fill_rect(pos_x + x * scale, pos_y + y * scale, scale,
scale, 0)
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
def handleHardWireScripts(): # matrix of connections examples
global ad_oldval, ad1_oldval, ad2_oldval, it
it = it + 1
if cm_Light2M8brightness:
if isAD1 and isLed8:
aval = get_adc_value(adc1)
if abs(ad1_oldval - aval) > ADC_HYSTERESIS / 5:
ad1_oldval = aval
valmap = map(aval, 5, 600, 2, 15)
if valmap > 15: valmap = 15
d8.brightness(valmap)
if cm_Light2M8:
d8.fill(0)
d8.text(str(aval), 0, 0, 1)
d8.show()
if cm_DisplayTemp:
if isLed7 and isTemp:
try:
tt = getTemp() / 10
d7.write_to_buffer(str(tt) + "c ")
d7.display()
except:
print("mqtt.8x7segment.ERR")
if isTft:
try:
fb.fill(0)
fb.text('OctopusLab', 20, 15, color565(0, 0, 255))
fb.hline(3, 27, 122, color565(0, 0, 255)) # xyw
fb.text('MQTT test', 3, 39, color565(255, 255, 255))
except:
print("err.tft")
if cm_Time2Tft:
if isTft:
hhmm = get_hhmm(rtc)
#print(hhmm)
try:
fb.text(hhmm, 86, 148, color565(255, 255, 255))
fb.text(str(itt), 10, 148, color565(0, 0, 255))
sleep(0.5)
except:
print("err.cm_Time2Tft()")
if cm_Temp2Tft:
tt = getTemp() / 10
fb.text(str(tt), 86, 133, color565(0, 255, 0))
#fb.pixel(it,int(tt),color565(255,255,255))
print(str(tt))
sleep(2)
if isTft:
try:
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
sleep(2)
except:
print("err.tft")
spi = SPI(2, baudrate=20000000, sck=Pin(18), mosi=Pin(23))
cs = Pin(26, Pin.OUT)
dc = Pin(25, Pin.OUT)
tft = st7735fb.ST7735R(spi, cs=cs, dc=dc, rst=None)
print("spi.TFT framebufer >")
# Initialize FrameBuffer of TFT's size
fb = framebuf.FrameBuffer(bytearray(tft.width * tft.height * 2), tft.width,
tft.height, framebuf.RGB565)
fbp = fb.pixel
fb.fill(color565(*BLUE))
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
sleep(1)
fb.fill(color565(*RED))
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
sleep(1)
fb.fill(color565(*GREEN))
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
sleep(1)
# reset display
fb.fill(0)
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
ss = Pin(pinout.SPI_CS0_PIN, Pin.OUT)
cs = Pin(5, Pin.OUT)
dc = Pin(16, Pin.OUT)
rst = Pin(17, Pin.OUT)
tft = st7735.ST7735R(spi, cs=cs, dc=dc, rst=rst)
print("spi.TFT framebufer >")
printFree()
import framebuf
# Initialize FrameBuffer of TFT's size
fb = framebuf.FrameBuffer(bytearray(tft.width * tft.height * 2), tft.width,
tft.height, framebuf.RGB565)
fbp = fb.pixel
fb.fill(color565(255, 0, 0))
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
sleep(1)
fb.fill(color565(0, 255, 0))
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
sleep(1)
fb.fill(color565(0, 0, 255))
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
sleep(1)
# reset display
fb.fill(0)
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
def handleHardWireScripts(): # matrix of connections examples
global ad_oldval, ad1_oldval, ad2_oldval, it, menuValOld
it = it + 1
if cm_RunMenu:
if (menuVal != menuValOld): # run olny once
print("menu: " + str(menuVal))
np[0] = (BLACK)
np.write()
if isMqtt:
publishTopic = mqtt_root_topic + "/{0}/menu/".format(esp_id)
c.publish(publishTopic, str(menuVal))
if (menuVal == 1):
np[0] = (RED)
np.write()
displMessage(get_hh_mm(rtc), 3) # hh:mm > hh-mm for 7seg
if (menuVal == 2):
np[0] = (GREEN)
np.write()
displMessage(esp_id, 3)
if (menuVal == 3):
np[0] = (BLUE)
np.write()
displMessage("octopus", 3)
menuValOld = menuVal
sleep(2)
if cm_Light2M8brightness:
if isAD1 and isLed8:
aval = get_adc_value(adc1)
if abs(ad1_oldval - aval) > ADC_HYSTERESIS / 5:
ad1_oldval = aval
valmap = map(aval, 5, 600, 2, 15)
if valmap > 15: valmap = 15
d8.brightness(valmap)
if cm_Light2M8:
d8.fill(0)
d8.text(str(aval), 0, 0, 1)
d8.show()
if cm_DisplayTemp:
if isLed7 and isTemp:
try:
tt = getTemp() / 10
d7.write_to_buffer(str(tt) + "c ")
d7.display()
except:
print("mqtt.8x7segment.ERR")
if isTft:
try:
fb.fill(0)
fb.text('OctopusLab', 20, 15, color565(0, 0, 255))
fb.hline(3, 27, 122, color565(0, 0, 255)) # xyw
fb.text('MQTT test', 3, 39, color565(255, 255, 255))
except:
print("err.tft")
if cm_Time2Tft:
if isTft:
hhmm = get_hhmm(rtc)
#print(hhmm)
try:
fb.text(hhmm, 86, 148, color565(255, 255, 255))
fb.text(str(itt), 10, 148, color565(0, 0, 255))
sleep(0.5)
except:
print("err.cm_Time2Tft()")
if cm_Temp2Tft:
tt = getTemp() / 10
fb.text(str(tt), 86, 133, color565(0, 255, 0))
#fb.pixel(it,int(tt),color565(255,255,255))
print(str(tt))
sleep(2)
if isTft:
try:
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
sleep(2)
except:
print("err.tft")
spi = SPI(2, baudrate=20000000, sck=Pin(18), mosi=Pin(23))
cs = Pin(26, Pin.OUT)
dc = Pin(25, Pin.OUT)
tft = st7735fb.ST7735R(spi, cs=cs, dc=dc, rst=None, rotation=3)
print("spi.TFT framebufer >")
# Initialize FrameBuffer of TFT's size
fb = framebuf.FrameBuffer(bytearray(tft.width * tft.height * 2), tft.width,
tft.height, framebuf.RGB565)
fbp = fb.pixel
fb.fill(color565(*BLUE))
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
sleep(1)
fb.fill(color565(*RED))
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
sleep(1)
fb.fill(color565(*GREEN))
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
sleep(1)
# reset display
fb.fill(0)
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
Installation:
./lib/rgb.py
./lib/st7735.py
ampy -p /dev/ttyUSB0 put ./05-tft-st7735.py main.py
# reset device
"""
from machine import SPI, Pin
from lib import st7735
from lib.rgb import color565
import framebuf
import time
spi = SPI(1, baudrate=10000000, polarity=1, phase=0, sck=Pin(18), mosi=Pin(23))
cs = Pin(5, Pin.OUT)
dc = Pin(16, Pin.OUT)
rst = Pin(17, Pin.OUT)
tft = st7735.ST7735R(spi, cs=cs, dc=dc, rst=rst)
fb = framebuf.FrameBuffer(bytearray(tft.width * tft.height * 2), tft.width,
tft.height, framebuf.RGB565)
# reset display
fb.fill(0)
fb.text('OctopusLab', 20, 15, color565(255, 255, 255))
fb.text("PF 2019", 35, 55, color565(255, 255, 255))
tft.blit_buffer(fb, 0, 0, tft.width, tft.height)
