def setup(use_spi=False, soft=True):
if use_spi:
# Pyb SSD
# 3v3 Vin
# Gnd Gnd
# X1 DC
# X2 CS
# X3 Rst
# X6 CLK
# X8 DATA
pdc = machine.Pin('X1', machine.Pin.OUT_PP)
pcs = machine.Pin('X2', machine.Pin.OUT_PP)
prst = machine.Pin('X3', machine.Pin.OUT_PP)
if soft:
spi = machine.SPI(sck=machine.Pin('X6'), mosi=machine.Pin('X8'), miso=machine.Pin('X7'))
else:
spi = machine.SPI(1)
ssd = SSD1306_SPI(WIDTH, HEIGHT, spi, pdc, prst, pcs)
else: # I2C
# Pyb SSD
# 3v3 Vin
# Gnd Gnd
# Y9 CLK
# Y10 DATA
if soft:
pscl = machine.Pin('Y9', machine.Pin.OPEN_DRAIN)
psda = machine.Pin('Y10', machine.Pin.OPEN_DRAIN)
i2c = machine.I2C(scl=pscl, sda=psda)
else:
i2c = machine.I2C(2)
ssd = SSD1306_I2C(WIDTH, HEIGHT, i2c)
return ssd
def __init__(self, pin_dc, pin_cs, pin_rst, pin_sck, pin_mosi, pin_miso):
pdc = Pin(pin_dc, Pin.OUT) #27
pcs = Pin(pin_cs, Pin.OUT) #26
prst = Pin(pin_rst, Pin.OUT) #18
#sck:22; mosi:23; miso:4
#spi = SPI(baudrate=100000, polarity=1, phase=0, sck=Pin(pin_sck), mosi=Pin(pin_mosi), miso=Pin(pin_miso))
spi = SPI(1, 80000000, sck=Pin(14), mosi=Pin(13))
#spi.init(baudrate=200000) # set the baudrate
self.ssd = SSD1306_SPI(WIDTH, HEIGHT, spi, pdc, prst, pcs)
def __init__(self):
from machine import Pin
spi = machine.SPI(1)
reset_pin = Pin('PA6', Pin.OUT)
dc_pin = Pin('PA8', Pin.OUT)
cs_pin = Pin('PA4', Pin.OUT)
self.dis = SSD1306_SPI(128, 64, spi, dc_pin, reset_pin, cs_pin)
self.clear()
self.show()
def test(use_spi=False):
if use_spi:
# Pyb SSD
# 3v3 Vin
# Gnd Gnd
# X1 DC
# X2 CS
# X3 Rst
# X6 CLK
# X8 DATA
pdc = machine.Pin('X1', machine.Pin.OUT_PP)
pcs = machine.Pin('X2', machine.Pin.OUT_PP)
prst = machine.Pin('X3', machine.Pin.OUT_PP)
# spi = machine.SPI('Y')
spi = machine.SPI(sck=machine.Pin('X6'),
mosi=machine.Pin('X8'),
miso=machine.Pin('X7'))
ssd = SSD1306_SPI(WIDTH, HEIGHT, spi, pdc, prst, pcs)
else: # I2C
# Pyb SSD
# 3v3 Vin
# Gnd Gnd
# Y9 CLK
# Y10 DATA
pscl = machine.Pin(4, machine.Pin.OUT)
psda = machine.Pin(5, machine.Pin.OUT)
i2c = machine.I2C(scl=pscl, sda=psda)
# i2c = machine.I2C(2)
ssd = SSD1306_I2C(WIDTH, HEIGHT, i2c)
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, freeserif19)
wri2 = Writer(ssd, freesans20, verbose=False)
Writer.set_clip(True, True)
Writer.set_textpos(0, 0)
wri2.printstring('Abhishek is Awesome\n')
wri2.printstring('8 Nov 2016\n')
wri2.printstring('10.30am')
ssd.show()
import onewire, ds18x20
import network
import urequests
HTTP_SERVER = "http://136.167.58.213:1880" # The IP address of the raspberry pi
HTTP_NODE = "/sensor"
RATE = 10 # How often do you want the update to be
dat = Pin(2)
d = DHT11(Pin(16))
ds = ds18x20.DS18X20(onewire.OneWire(dat))
roms = ds.scan()
ip = network.WLAN(network.STA_IF).ifconfig()[0]
spi = SPI(1, baudrate=8000000, polarity=0, phase=0)
oled = SSD1306_SPI(128,64, spi, res=Pin(4), dc=Pin(5), cs=Pin(15))
while True:
oled.fill(0)
oled.text(ip, 0, 0)
d.measure()
temp = 1.8*d.temperature()+32
hum = d.humidity()
oled.text("Temp: {} F".format(temp), 0, 20)
oled.text("Hum: {}%".format(hum), 0, 30)
ds.convert_temp()
sleep_ms(750)
water_temp = ""
for rom in roms:
water_temp += str(ds.read_temp(rom))
# MOSI --> D6 ---> 12
# MIOS --> Null-->任意没有用的
# DC --> D8 ---> 15
# RES --> D7 ---> 13
# CS --> Null-->本次使用6针没有该引脚,指定一个空引脚即可
# 根据上面的连线，定义各个IO接口变量
SCK = Pin(14, Pin.OUT)
MOSI = Pin(12, Pin.OUT)
MISO = Pin(0)
DC = Pin(15)
RES = Pin(13)
CS = Pin(16)
# 初始化SPI对象，sck,mosi，miso 三个参数是必须的
spi = SPI(sck=SCK, mosi=MOSI, miso=MISO)
# 初始化OLED对象，128*64 是屏幕的分辨率，所谓的大小
oled = SSD1306_SPI(128, 64, spi, dc=DC, res=RES, cs=CS)
# 打开SPI通道
oled.poweron()
# 初始化OLED显示
oled.init_display()
def image(img_list):
s = time.ticks_ms()
oled.fill(0)
for i in img_list:
oled.hline(2 * i[0], 2 * i[1], 2 * i[2], 1)
oled.show()
e = time.ticks_ms() - s
if e < 100:
time.sleep_ms(90 - e)
from ssd1306 import SSD1306_SPI
WIDTH = const(128)
HEIGHT = const(64)
pdc = machine.Pin(27, machine.Pin.OUT)
pcs = machine.Pin(26, machine.Pin.OUT)
sck_pin = machine.Pin(19, machine.Pin.OUT)
mosi_pin = machine.Pin(23, machine.Pin.OUT)
miso_pin = machine.Pin(25, machine.Pin.IN)
prst = machine.Pin(18, machine.Pin.OUT)
spi = machine.SPI(1,
baudrate=1000000,
sck=sck_pin,
mosi=mosi_pin,
miso=miso_pin)
ssd = SSD1306_SPI(WIDTH, HEIGHT, spi, pdc, prst, pcs)
import freesans20
from writer import Writer
wri2 = Writer(ssd, freesans20, verbose=True)
Writer.set_clip(True, True)
Writer.set_textpos(0, 0)
wri2.printstring('MicroPython\n')
ssd.show()
# This program is distributed under Apache License Version 2.0 # # (ɔ) Albertas Mickėnas 2016 # [email protected] # [email protected] # import time from machine import I2C, SPI, Pin from sht25 import SHT25 from ssd1306 import SSD1306_SPI import network from umqtt.simple import MQTTClient sensor = SHT25(I2C(scl=Pin(5), sda=Pin(4))) display = SSD1306_SPI(128, 32, SPI(1), Pin(0), Pin(2), Pin(15)) def displayData(temperature, humidity): global display display.fill(0) display.text("Humidity", 0, 0) display.text("Temp", 70, 0) display.text(str(round(humidity, 2))[0:5] + "%", 8, 12) display.text(str(round(temperature, 2))[0:5] + "C", 70, 12) display.show() sta_if = network.WLAN(network.STA_IF) sta_if.active(True) display.fill(0);
from machine import SoftSPI,Pin
from ssd1306 import SSD1306_SPI
spi = SoftSPI(baudrate=10000000,
polarity=1,
phase=0,
sck=Pin(17,Pin.OUT),
mosi=Pin(16,Pin.OUT),
miso=Pin(10))#sck=D0, mosi=D1
oled = SSD1306_SPI(128, 64, spi, dc=Pin(14),res=Pin(15), cs=Pin(13))#dc=DC, res=RES, cs=CS&GND
def display():
oled.text("Hello,I am wind.", 0, 32)
oled.show()
if __name__=="__main__":
display()
i2s_adc.init(20000)
LED = Pin(18, Pin.OUT)
LED.on()
KEY1 = Pin(5, Pin.IN)
KEY2 = Pin(17, Pin.IN)
KEY3 = Pin(16, Pin.IN)
KEY4 = Pin(4, Pin.IN)
spi = SoftSPI(baudrate=100000,
polarity=1,
phase=0,
sck=Pin(12),
mosi=Pin(14),
miso=Pin(21))
oled = SSD1306_SPI(128, 64, spi, Pin(26, Pin.OUT), Pin(27, Pin.OUT),
Pin(10, Pin.OUT))
oled.show() #OLED执行显示
top, downstep = [0.] * 64, 2 # 用于存放最上面的点
x1 = array.array('f', [0] * 1024)
mark = 5
def run():
while True:
start = time.ticks_ms()
oled.fill(0)
i2s_adc.read_to_array(x1)
fft_real(x1)
x = ezabs(x1)[0:128]
# 确定缩放系数 限定在mark以内
ruler = 64 / (max(x[2:64]) + 0.001)
from ssd1306 import SSD1306_SPI
from sh1106 import SH1106_SPI
from machine import Pin, SPI
spi = SPI(2,
baudrate=8000000,
polarity=0,
phase=0,
sck=Pin(18),
mosi=Pin(23),
miso=Pin(19))
oled = SSD1306_SPI(128, 64, spi, dc=Pin(16), res=Pin(17), cs=Pin(5))
def ssd1306_spi_lump_print_str(oled, text, x_size, y_size, x_axis, y_axis):
max_row = y_size // 16
max_col = x_size // 8
x_axis = x_axis // 8
y_axis = y_axis // 16
row = 0
col = 0
for i in text:
is_cn = i.encode('utf-8')
if col == max_col:
col = 0
row += 1
if row == max_row:
break
else:
if len(is_cn) >= 2:
if col == max_col - 1:
row += 1
SERVER = "47.103.121.23"
CLIENT_ID = "L9ZPRGlt6Bl7P8FXYRRd"
TOPIC = "v1/devices/me/telemetry"
username = '******'
passwd = ''
# 采用默认的SPI引脚
# spi = SPI(1);
spi = SPI(baudrate=10000000,
polarity=1,
phase=0,
sck=Pin(2, Pin.OUT),
mosi=Pin(0, Pin.OUT),
miso=Pin(12))
# D0-CLK/sck D1-MOSI 采用自定义的SPI引脚
display = SSD1306_SPI(128, 64, spi, Pin(5), Pin(4), Pin(16))
# 采用自定义的DC RES CS 引脚
def wifi_connect(essid, password):
if essid == None or essid == '':
raise BaseException('essid can not be null')
if password == None or password == '':
raise BaseException('password can not be null')
sta_if = network.WLAN(network.STA_IF)
if not sta_if.active():
#print("set sta active")
sta_if.active(True)
if not sta_if.isconnected():
#print('connecting to network...')
sta_if.connect(essid, password)
# MOSI --> D6 ---> 12
# MIOS --> Null-->任意没有用的
# DC --> D8 ---> 15
# RES --> D7 ---> 13
# CS --> Null-->本次使用6针没有该引脚,指定一个空引脚即可
# 根据上面的连线，定义各个IO接口变量
SCK = Pin(14, Pin.OUT)
MOSI = Pin(12, Pin.OUT)
MISO = Pin(0)
DC = Pin(15)
RES = Pin(13)
CS = Pin(16)
# 初始化SPI对象，sck,mosi，miso 三个参数是必须的
spi = SPI(sck=SCK, mosi=MOSI, miso=MISO)
# 初始化OLED对象，128*64 是屏幕的分辨率，所谓的大小
display = SSD1306_SPI(128, 64, spi, dc=DC, res=RES, cs=CS)
# 打开SPI通道
display.poweron()
# 初始化OLED显示
display.init_display()
# 显示西瓜抖音头条一点，字体大小为16*16像素大小
x = 0 # 横向我们从0像素点开始显示，也就是左上角
for f in fonts: # 从列表中依次取每个字的数据
for index in range(0, 16): # 由于我们设置的字体宽度是16像素，每个字我们有16列，
# 取每一列的数据，由于我们用的C51格式，每个数据，都有8个值，也就是8行,我们把二进制的数据中的0b前置项去掉，方便后续的补零操作。
a1 = bin(f[index]).replace("0b", "")
while len(a1) < 8: # 如果数据不满8位，我们在数据前面加0进行补齐
a1 = "0" + a1
# 一个数据代表8行，我们设计的一个字体高度是16也就是16行，所有一列有两个数据组成，我们取第二个数据
# 我们选择的列行模式，先把第一段行数据列取完，在取下一个数据列，我们字体宽度是16像素，所有我们前16个数据是第一行的数据组
mosi = Pin.board.P23
cs = Pin.board.P4
dc = Pin.board.P28
res = Pin.board.P29
elif 'PCA10056' in mch:
sck = Pin.board.P47
miso = Pin.board.P46
mosi = Pin.board.P45
cs = Pin.board.P4
dc = Pin.board.P28
res = Pin.board.P29
elif 'PCA10090' in mch:
sck = Pin.board.P13
miso = Pin.board.P12
mosi = Pin.board.P11
cs = Pin.board.P15
dc = Pin.board.P16
res = Pin.board.P17
else:
raise Exception('Board not supported!')
spi = SPI(1, sck=sck, mosi=mosi, miso=miso)
print(spi)
disp_spi = SSD1306_SPI(128, 64, spi, dc, res, cs)
disp_spi.fill(0)
disp_spi.show()
disp_spi.text("Hello", 5, 5, 1)
disp_spi.text("World!", 5, 30, 1)
disp_spi.show()
print(len(disp_spi.buffer))