def __init__(self,
width,
height,
spi,
dc,
reset,
cs,
*,
external_vcc=False,
baudrate=8000000,
polarity=0,
phase=0):
self.rate = 10 * 1024 * 1024
dc.switch_to_output(value=0)
cs.switch_to_output(value=1)
self.spi_bus = spi
self.spi_bus.try_lock()
self.spi_bus.configure(baudrate=baudrate,
polarity=polarity,
phase=phase)
self.spi_bus.unlock()
self.dc_pin = dc
self.buffer = bytearray((height // 8) * width)
framebuffer = framebuf.FrameBuffer1(self.buffer, width, height)
super().__init__(framebuffer, width, height, external_vcc, reset)
def plot(datos):
import framebuf
spi = SPI(1, baudrate=328125, polarity=0, phase=0)
cs = Pin(2) #D4
dc = Pin(15) #D8
rst = Pin(0) #D3
#bl = Pin(12, Pin.OUT, value=1) #D6
print("Variables:OK")
lcd = pcd8544.PCD8544(spi, cs, dc, rst)
print("lcd ok")
buffer = bytearray((lcd.height // 8) * lcd.width)
framebuf = framebuf.FrameBuffer1(buffer, lcd.width, lcd.height)
framebuf.fill(1)
lcd.data(buffer)
time.sleep(1)
framebuf.fill(0)
lcd.data(buffer)
for i,y in zip(range(84),datos):
print(i, " {" ,round(y), "} ")
time.sleep_ms(40)
framebuf.pixel(i,round(y),1)
#eje y
#print(save)
framebuf.vline(0, 0, 96, 0xffff)
#eje x
framebuf.hline(0, 24, 96, 0xffff)
#escribiendo datas
lcd.data(buffer)
def __init__(self,
width,
height,
i2cBus,
address=0x3c,
probe=False,
lock=None,
debug=False,
external_vcc=False):
if not lock: # I2C sema
import _thread
lock = _thread.allocate_lock()
from i2c_device import I2CDevice
self._i2c = I2CDevice(i2cBus, address, probe=probe, lock=lock) #
self._debug = debug
self.addr = address
self.temp = bytearray(2)
# Add an extra byte to the data buffer to hold an I2C data/command byte
# to use hardware-compatible I2C transactions. A memoryview of the
# buffer is used to mask this byte from the framebuffer operations
# (without a major memory hit as memoryview doesn't copy to a separate
# buffer).
self.buffer = bytearray(((height // 8) * width) + 1)
self.buffer[0] = 0x40 # Set first byte of data buffer to Co=0, D/C=1
self.framebuf = framebuf.FrameBuffer1(
memoryview(self.buffer)[1:], width, height)
self.pixel = super().pixel
super().__init__(width, height, external_vcc)
def __init__(self,
width,
height,
i2c_bus_id,
addr=0x3c,
external_vcc=False):
self.i2c_bus_id = i2c_bus_id
# print("bus_id 1306: "+str(i2c_bus_id))
self.addr = addr
self.temp = bytearray(2)
# Add an extra byte to the data buffer to hold an I2C data/command byte
# to use hardware-compatible I2C transactions. A memoryview of the
# buffer is used to mask this byte from the framebuffer operations
# (without a major memory hit as memoryview doesn't copy to a separate
# buffer).
self.buffer = bytearray(((height // 8) * width) + 1)
self.buffer[0] = 0x40 # Set first byte of data buffer to Co=0, D/C=1
if sys.platform.startswith("esp32"):
self.framebuf = framebuf.FrameBuffer1(
memoryview(self.buffer)[1:], width, height)
else:
self.framebuf = FrameBuffer(
memoryview(self.buffer)[1:], width, height)
super().__init__(width, height, external_vcc)
self.init_display()
def __init__: sckPin = Pin(18) mosiPin = Pin(23) misoPin = Pin(19) spi = SPI(1, baudrate=328125, bits=8, polarity=0, phase=1, sck=sckPin, mosi=mosiPin, miso=misoPin) spi.init() cs = Pin(2) dc = Pin(15) rst = Pin(0) # backlight on bl = Pin(12, Pin.OUT, value=1) lcd = pcd8544.PCD8544(spi, cs, dc, rst) lcd.contrast(0x3c, pcd8544.BIAS_1_40, pcd8544.TEMP_COEFF_0) lcd.reset() lcd.init() lcd.clear() buffer = bytearray((lcd.height // 8) * lcd.width) framebuf = framebuf.FrameBuffer1(buffer, lcd.width, lcd.height) framebuf.fill(0) lcd.data(buffer)
def plotseno(w, phi, amplitud):
import framebuf
spi = SPI(1, baudrate=328125, polarity=0, phase=0)
cs = Pin(2) #D4
dc = Pin(15) #D8
rst = Pin(0) #D3
#bl = Pin(12, Pin.OUT, value=1) #D6
print("Variables:OK")
lcd = pcd8544.PCD8544(spi, cs, dc, rst)
print("lcd ok")
buffer = bytearray((lcd.height // 8) * lcd.width)
framebuf = framebuf.FrameBuffer1(buffer, lcd.width, lcd.height)
framebuf.fill(1)
lcd.data(buffer)
time.sleep(1)
framebuf.fill(0)
lcd.data(buffer)
save = []
for i in range(84):
y = 24 - amplitud * math.sin((i * w) + phi)
save.append(y)
print(i, " {", round(y), "} ", y)
time.sleep_ms(40)
framebuf.pixel(i, round(y), 1)
#eje y
print(save)
framebuf.vline(0, 0, 96, 0xffff)
#eje x
framebuf.hline(0, 24, 96, 0xffff)
#escribiendo datas
lcd.data(buffer)
def __init__(self,
width,
height,
spi,
cs,
*,
baudrate=8000000,
polarity=0,
phase=0):
self._chip_select = cs
self._chip_select.direction = digitalio.Direction.OUTPUT
self._spi_device = spi_device.SPIDevice(spi,
cs,
baudrate=baudrate,
polarity=polarity,
phase=phase)
self._buffer = bytearray((height // 8) * width)
self.framebuf = framebuf.FrameBuffer1(self._buffer, width, height)
self.width = width
self.height = height
self.init_display()
def initFB():
global lcd
global buffer
global fb
import framebuf
print('Init framebuffer')
buffer = bytearray((lcd.height // 8) * lcd.width)
fb = framebuf.FrameBuffer1(buffer, lcd.width, lcd.height)
def __init__(self, width, height, external_vcc):
self.width = width
self.height = height
self.external_vcc = external_vcc
self.pages = self.height // 8
self.buffer = bytearray(self.pages * self.width)
self.framebuf = framebuf.FrameBuffer1(self.buffer, self.width, self.height)
self.poweron()
self.init_display()
def __init__(self, width, height, i2c, addr=0x3c, external_vcc=False):
self.i2c = i2c
self.addr = addr
self.temp = bytearray(2)
self.buffer = bytearray(((height // 8) * width) + 1)
self.buffer[0] = 0x40 # Set first byte of data buffer to Co=0, D/C=1
self.framebuf = framebuf.FrameBuffer1(
memoryview(self.buffer)[1:], width, height)
super().__init__(width, height, external_vcc)
def __init__(self):
self.spi = SPI(1)
self.spi.init(baudrate=8000000, polarity=0, phase=0)
self.cs = Pin(2)
self.dc = Pin(15)
self.rst = Pin(0)
self.bl = Pin(12, Pin.OUT)
self.lcd = pcd8544.PCD8544(self.spi, self.cs, self.dc, self.rst)
self.buffer = bytearray((self.lcd.height // 8) * self.lcd.width)
self.framebuf = framebuf.FrameBuffer1(self.buffer, self.lcd.width, self.lcd.height)
def __init__(self, width, height, spi, a0, reset, cs, *,
external_vcc=False, baudrate=20000000, polarity=0, phase=0):
self.rate = 10 * 1024 * 1024
a0.switch_to_output(value=0)
self.spi_device = spi_device.SPIDevice(spi, cs, baudrate=baudrate,
polarity=polarity, phase=phase)
self.a0_pin = a0
# self.buffer = bytearray(height * width)
self.buffer = bytearray((height // 8) * width)
framebuffer = framebuf.FrameBuffer1(self.buffer, width, height)
super().__init__(framebuffer, width, height, external_vcc, reset)
def __init__(self, width, height, spi, dc, res, cs, external_vcc=False):
self.rate = 10 * 1024 * 1024
dc.init(dc.OUT, value=0)
res.init(res.OUT, value=0)
cs.init(cs.OUT, value=1)
self.spi = spi
self.dc = dc
self.res = res
self.cs = cs
self.buffer = bytearray((height // 8) * width)
self.framebuf = framebuf.FrameBuffer1(self.buffer, width, height)
super().__init__(width, height, external_vcc)
def __init__(self, i2c, addr=0x3c):
self.i2c = i2c
self.addr = addr
self.temp = bytearray(2)
#self.width = 128
#self.height = height
#self.external_vcc = external_vcc
self.pages = 4 #self.height // 8
self.buffer = bytearray(4 * 128) #self.pages * self.width)
self.framebuf = framebuf.FrameBuffer1(self.buffer, 128, 32) #self.width, self.height)
self.poweron()
self.init_display()
def __init__(self, width, height, i2c, addr=0x78, external_vcc=False):
self.i2c = i2c
self.addr = addr
self.temp = bytearray(2)
# Add an extra byte to the data buffer to hold an I2C data/command byte
# to use hardware-compatible I2C transactions. A memoryview of the
# buffer is used to mask this byte from the framebuffer operations
# (without a major memory hit as memoryview doesn't copy to a separate
# buffer).
self.buffer = bytearray(((height // 8) * width) + 1)
self.buffer[0] = 0x40 # Set first byte of data buffer to Co=0, D/C=1
self.framebuf = framebuf.FrameBuffer1(memoryview(self.buffer)[1:], width, height)
super().__init__(width, height, external_vcc)
def bigchar(self, char):
if self.display:
self.display.fill(0)
if self.charbuffer == None:
self.charbuffer = framebuf.FrameBuffer1(
memoryview(bytearray(8)), 8, 8)
self.charbuffer.fill(0)
self.charbuffer.text(char, 0, 0, 1)
for x in range(0, 8):
for y in range(0, 8):
self.display.fill_rect(8 + x * 6, y * 6, 6, 6,
self.charbuffer.pixel(x, y))
self.display.show()
def __init__(self, i2c, height=64, addr=0x3c, external_vcc=False):
self.i2c = i2c
self.addr = addr
self.temp = bytearray(2)
self.width = 128
self.height = height
self.external_vcc = external_vcc
self.pages = self.height // 8
self.buffer = bytearray(self.pages * self.width)
self.framebuf = framebuf.FrameBuffer1(self.buffer, self.width,
self.height)
self.poweron()
self.init_display()
def __init__(self):
width = 128
height = 64
self.buffer = bytearray(((height // 8) * width))
self._framebuf = framebuf.FrameBuffer1(memoryview(self.buffer), width,
height)
self.hline = self._framebuf.hline # 横线 hline(x,y,长度,是否填充[0 or 1])
self.vline = self._framebuf.vline # 竖线 hline(x,y,长度,是否填充[0 or 1])
self.line = self._framebuf.line # 线段 line(x1,y1,x2,y2,是否填充[0 or 1])
self.rect = self._framebuf.rect # 矩形 rect(x1,y1,x2,y2,是否填充[0 or 1])
self.fill_rect = self._framebuf.fill_rect # 填充矩形 rect(x1,y1,x2,y2,是否填充[0 or 1])
self.blit = self._framebuf.blit # 绘制另外一个帧缓冲区 blit(fbuf, x, y[, key])
self.scroll = self._framebuf.scroll # 滚动画面 scroll(dx, dy)
self.fill = self._framebuf.fill # 全屏填充 fill( col 是否填充[0 or 1])
def char(self, char, x, y, color=0xffff, background=0x0000):
buffer = bytearray(_FONT_SIZE)
framebuffer = framebuf.FrameBuffer1(buffer, _FONT_SIZE, _FONT_SIZE)
framebuffer.text(char, 0, 0)
color = ustruct.pack(">H", color)
background = ustruct.pack(">H", background)
data = bytearray(2 * _FONT_SIZE * _FONT_SIZE)
for c, byte in enumerate(buffer):
for r in range(_FONT_SIZE):
if byte & (1 << r):
data[r * _FONT_SIZE * 2 + c * 2] = color[0]
data[r * _FONT_SIZE * 2 + c * 2 + 1] = color[1]
else:
data[r * _FONT_SIZE * 2 + c * 2] = background[0]
data[r * _FONT_SIZE * 2 + c * 2 + 1] = background[1]
self._block(x, y, x + (_FONT_SIZE - 1), y + (_FONT_SIZE - 1), data)
def char(self, char, x, y, color=0x0000, background=0xffff):
buffer = bytearray(8)
framebuffer = framebuf.FrameBuffer1(buffer, 8, 8)
framebuffer.text(char, 0, 0)
color = ustruct.pack(">H", color)
background = ustruct.pack(">H", background)
data = bytearray(2 * 8 * 8)
for c, byte in enumerate(buffer):
for r in range(8):
if byte & (1 << r):
data[r * 8 * 2 + c * 2] = color[0]
data[r * 8 * 2 + c * 2 + 1] = color[1]
else:
data[r * 8 * 2 + c * 2] = background[0]
data[r * 8 * 2 + c * 2 + 1] = background[1]
self._block(x, y, x + 7, y + 7, data)
def __init__(self, x, y, width, height):
# crash without is it height if == 2
width = int(ceil(width / 8.0)) * 8
height = int(ceil(height / 8.0)) * 8
self.buffer = bytearray(height * width // 8)
self.framebuf = framebuf.FrameBuffer1(memoryview(self.buffer), width,
height, framebuf.MONO_HMSB)
self.framebuf.fill(0)
self.width = width
self.height = height
self.x = x
self.y = y
self.pixel_scrolled = 0
self.needs_reset = False
def __init__(self, w, h, spi, cs,
baudrate=8000000, polarity=0, phase=0):
"""
:param int w: the number of pixels wide
:param int h: the number of pixels high
:param object spi: an spi busio or spi bitbangio object
:param ~digitalio.DigitalInOut cs: digital in/out to use as chip select signal
"""
self.cs = cs
self.cs.direction = digitalio.Direction.OUTPUT
self.spiDevice = spi_device.SPIDevice(spi, cs, baudrate=baudrate,
polarity=polarity, phase=phase)
self.buffer = bytearray((h // 8) * w)
self.framebuf = framebuf.FrameBuffer1(self.buffer, w, h)
self.w = w
self.h = h
self.init_display()
def __init__(self,
width,
height,
spi,
dc,
res,
cs,
cs2,
external_vcc=False):
self.rate = 10 * 1024 * 1024
dc.init(dc.OUT, value=0)
res.init(res.OUT, value=0)
cs.init(cs.OUT, value=1)
cs2.init(cs2.OUT, value=1) # chip select for KANJI
self.spi = spi
self.dc = dc
self.res = res
self.cs = cs
self.cs2 = cs2
self.buffer = bytearray((height // 8) * width)
self.framebuf = framebuf.FrameBuffer1(self.buffer, width, height)
self.matrixdata = bytearray([0 for i in range(32)])
super().__init__(width, height, external_vcc)
print(buf)
fbuf.scroll(0, -2)
print(buf)
fbuf.scroll(1, 0)
print(buf)
fbuf.scroll(-1, 0)
print(buf)
fbuf.scroll(2, 2)
print(buf)
# print text
fbuf.fill(0)
fbuf.text("hello", 0, 0, 1)
print(buf)
fbuf.text("hello", 0, 0, 0) # clear
print(buf)
# char out of font range set to chr(127)
fbuf.text(str(chr(31)), 0, 0)
print(buf)
# test invalid constructor
try:
fbuf = framebuf.FrameBuffer(buf, w, h, 2, framebuf.MVLSB)
except ValueError:
print("ValueError")
# test legacy constructor
fbuf = framebuf.FrameBuffer1(buf, w, h)
fbuf = framebuf.FrameBuffer1(buf, w, h, w)
CE = Pin(5)
DC = Pin(12)
BL = Pin(16)
lcd = upcd8544.PCD8544(spi, RST, CE, DC, BL)
#lcd.light_on()
#lcd.light_off()
# Use a framebuffer to store the 4032 pixels (84x48):
import framebuf
width = 84
height = 48
pages = height // 8
buffer = bytearray(pages * width)
framebuf = framebuf.FrameBuffer1(buffer, width, height)
# Print Hello, World! using the 8x8 font:
framebuf.text("Hello,", 0, 0, 1)
framebuf.text("World!", 0, 9, 1)
lcd.data(buffer)
sleep(5)
def elTime(sec):
m, s = divmod(seconds, 60)
h, m = divmod(m, 60)
return "%02d:%02d:%02d" % (h, m, s)
# MicroPython SSD1306 OLED driver, I2C and SPI interfaces
from machine import I2C, Pin
rst = Pin(16, Pin.OUT)
rst.value(1)
i2c = I2C(scl=Pin(15, Pin.OUT, Pin.PULL_UP),
sda=Pin(4, Pin.OUT, Pin.PULL_UP),
freq=450000)
assert 0x3c in i2c.scan(), "OLED i2c not found"
import framebuf
# There is an extra byte to the data buffer to hold an I2C data/command byte
# to use hardware-compatible I2C transactions.
buffer = bytearray(((64 // 8) * 128) + 1)
buffer[0] = 0x40 # Set first byte of data buffer to Co=0, D/C=1
fbuff = framebuf.FrameBuffer1(memoryview(buffer)[1:], 128, 64)
cmdforinit = bytes((
0xae, # CMD_DISP=off
0x20,
0x00, # SET_MEM_ADDR horizontal
0x40, # SET_DISP_START_LINE
0xa0 | 0x01, # column addr 127 mapped to SEG0
0xa8,
63, # SET_MUX_RATIO, height-1
0xc0 | 0x08, # SET_COM_OUT_DIR scan from COM[N] to COM0
0xd3,
0x00, # SET_DISP_OFFSET
0xda,
0x12, # SET_COM_PIN_CFG
0xd5,
0x80, # SET_DISP_CLK_DIV
#D4 to CE (cs)
#D8 to DC
#D7 to Din
#D5 to Clk
#D6 to BL
bl = Pin(12, Pin.OUT, value=1) #D6
print("Variables:OK")
lcd = pcd8544.PCD8544(spi, cs, dc, rst)
print("lcd ok")
#bl.value(0)
#time.sleep(2)
#bl.value(1)
import framebuf
buffer = bytearray((lcd.height // 8) * lcd.width)
framebuf = framebuf.FrameBuffer1(buffer, lcd.width, lcd.height)
framebuf.fill(1)
lcd.data(buffer)
time.sleep(2)
framebuf.fill(0)
lcd.data(buffer)
#
framebuf.text("Hello,", 0, 0, 1)
framebuf.text("World!", 0, 9, 1)
lcd.data(buffer)
time.sleep(1)
#
#
framebuf.fill(0)
framebuf.text("Bye!", 0, 9, 1)
lcd.data(buffer)
def __init__(self, i2c, height=64, width=128):
self.buffer = bytearray(((height // 8) * width) + 1)
self.buffer[0] = 0x40 # Set first byte of data buffer to Co=0, D/C=1
self.framebuf = framebuf.FrameBuffer1(
memoryview(self.buffer)[1:], width, height)
self.i2c = i2c
self.ADDR = 0x3C
cmd64 = [
[0xAE], # DISPLAYOFF
[0xA4], #显示恢复
[0xD5, 0xF0], # 设置显示时钟SETDISPLAYCLOCKDIV
[0xA8, 0x3F], # 设置多重 SETMULTIPLEX
[0xD3, 0x00], # 设置显示偏移SETDISPLAYOFFSET
[0 | 0x0], # 设定起始行 SETSTARTLINE
[0x8D, 0x14], # CHARGEPUMP
[0x20, 0x00], # 内存模式水平 MEMORYMODE horizontal
[0x21, 0, 127], # 列地址 COLUMNADDR
[0x22, 0, 63], # 页面地址 PAGEADDR
[0xa0 | 0x1], # SEGREMAP
[0xc8], # 通讯扫描COMSCANDEC
[0xDA, 0x12], #设置组合 SETCOMPINS
[0x81, 0xCF], # SETCONTRAST
[0xd9, 0xF1], # SETPRECHARGE
[0xDB, 0x40], # SETVCOMDETECT
[0xA6], # NORMALDISPLAY
[0xd6, 0], # zoom off
]
cmd32 = [
[0xAE], # DISPLAYOFF
[0xD5], # SETDISPLAYCLOCKDIV
[0x80], # the suggested ratio 0x80
[0xA8], # SSD1306_SETMULTIPLEX
[0x1F],
[0xD3], # SETDISPLAYOFFSET
[0x00], # no offset
[0x40 | 0x0], # SETSTARTLINE
[0x8D], # CHARGEPUMP
[0x14], #0x014 enable, 0x010 disable
[
0x20
], #com pin HW config, sequential com pin config (bit 4), disable left/right remap (bit 5),
[0x00], #128x64:0x00 128x32 : 0x02, or 128x32 OLED 0x12
[0xa1], #segment remap a0/a1
[0xc8], #c0: scan dir normal, c8: reverse
[0xda],
[
0x02
], #com pin HW config, sequential com pin config (bit 4), disable left/right remap (bit 5)
[0x81],
[0xcf], #[2] set contrast control
[0xd9],
[0xf1], #[2] pre-charge period 0x022/f1
[0xdb],
[0x40], #vcomh deselect level
[0x2e], #Disable scroll
[0xa4], #output ram to display
[0xa6], #none inverted normal display mode
[0xaf] #display on
]
cmd = cmd32 if (height == 32) else cmd64
del cmd32
del cmd64
for c in cmd:
self.command(c)
self.clear()
self.command([0xaf]) # SSD1306_DISPLAYON
def urectangular(max, puntos, K, amplitud, w0, phi):
print("urectangular")
import framebuf
spi = SPI(1, baudrate=328125, polarity=0, phase=0)
cs = Pin(2) #D4
dc = Pin(15) #D8
rst = Pin(0) #D3
#bl = Pin(12, Pin.OUT, value=1) #D6
print("Variables:OK")
lcd = pcd8544.PCD8544(spi, cs, dc, rst)
print("lcd ok")
buffer = bytearray((lcd.height // 8) * lcd.width)
framebuf = framebuf.FrameBuffer1(buffer, lcd.width, lcd.height)
framebuf.fill(1)
lcd.data(buffer)
time.sleep(1)
framebuf.fill(0)
lcd.data(buffer)
print("Iniciando...")
count = 0
y_record = [] #
y_res = []
T = calculadora.ulinspace(max, puntos)
#print(T)
for k in range(1, K + 1):
#print("k -> ",k)
for t in T:
#print("Operacion: ", "k -> ",k, ", t -> ",t)
y = amplitud * (4 / math.pi) * (math.sin(
((2 * k - 1) * (w0 * t + phi))) / (2 * k - 1))
y_record.append(y) #Lista de puntos de la funcion.
time.sleep_ms(10)
count = count + 1
gc.collect()
#diseno: esta agregando a la lista ambas funciones.
#
print(count, "ok")
time.sleep(1)
print("Puntos: ", len(T), ", tamano del arreglo ", len(y_record),
" presicion: ", K)
for i in range(puntos):
#print("Suma: ", i, " con ", i+(K-1)*puntos )
#time.sleep(0.2)
y_res.append(y_record[i] + y_record[i + (K - 1) * puntos])
time.sleep_ms(10)
K = K - 1
while K != 1:
for i in range(puntos):
#print("Suma while: ", i, " con ", i+(K-1)*puntos )
#time.sleep(0.2)
y_res[i] = y_res[i] + y_record[i + (K - 1) * puntos]
time.sleep_ms(10)
print("Tamano del arreglo res", len(y_res), "presicion: ", K)
K = K - 1
print(len(y_res))
count = 1
for y in y_res:
print(y, round(y))
time.sleep_ms(10)
framebuf.pixel(count, 24 - round(y), 1)
count = count + 1
#eje y
framebuf.vline(0, 0, 96, 0xffff)
#eje x
framebuf.hline(0, 24, 96, 0xffff)
#escribiendo datas
lcd.data(buffer)
