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ESP8266 ticker monitor
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| import gc | |
| import network | |
| import esp | |
| esp.osdebug(None) | |
| gc.collect() |
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| essid = "YourSSID" | |
| password = "yourwifipassword" | |
| TIMEZONE = 8 | |
| TOKEN = 'pk_123123123' | |
| SYMBOLS = ('AMD', 'NVDA', 'INTC', 'ROSYY', 'AAPL', 'BA', 'GOOG', 'MSFT', 'MU', 'FB') |
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| import epaper2in13v2 | |
| import machine | |
| import time | |
| import ntptime | |
| import framebuf | |
| import usocket as socket | |
| import ussl as ssl | |
| from config import * | |
| def connect(): | |
| sta_if = network.WLAN(network.STA_IF) | |
| if not sta_if.isconnected(): | |
| print("Connecting to {}...".format(essid)) | |
| sta_if.active(True) | |
| sta_if.connect(essid, password) | |
| while not sta_if.isconnected(): | |
| pass | |
| print("Network config:", sta_if.ifconfig()) | |
| connect() | |
| def get_price(sym): | |
| try: | |
| sock = socket.socket() | |
| addr_info = socket.getaddrinfo("cloud.iexapis.com", 443) | |
| addr = addr_info[0][-1] | |
| req = 'GET /stable/stock/' + sym + '/quote/latestPrice?token=' + TOKEN + ' HTTP/1.0\r\n\r\n' | |
| sock.connect(addr) | |
| secure_sock = ssl.wrap_socket(sock) | |
| secure_sock.write(req.encode()) | |
| response = secure_sock.read().decode().split('\r\n') | |
| secure_sock.close() | |
| sock.close() | |
| except: | |
| return 'ERR' | |
| else: | |
| return response[-1] | |
| rtc = machine.RTC() | |
| try: | |
| ntptime.settime() | |
| except: | |
| print('Error setting time') | |
| machine.reset() | |
| sec = time.time() + TIMEZONE * 3600 | |
| localtime = time.localtime(sec) | |
| cs_pin = machine.Pin(15) | |
| dc_pin = machine.Pin(2) | |
| rst_pin = machine.Pin(4) | |
| busy_pin = machine.Pin(10) | |
| hsspi = machine.SPI(1, baudrate=4000000, polarity=0, phase=0) | |
| e_display = epaper2in13v2.EPD(hsspi, cs_pin, dc_pin, rst_pin, busy_pin) | |
| e_display.init() | |
| e_display.set_full_update_mode() | |
| e_display.clear_display(0xff) | |
| buf = bytearray(128 * 250 // 8) | |
| fb = framebuf.FrameBuffer(buf, 128, 250, framebuf.MONO_HLSB) | |
| fb.fill(1) | |
| fb.fill_rect(0, 0, 122, 22, 0) | |
| fb.text('{2:02d}-{1:02d}-{0:02d}'.format(*localtime), 2, 2, 1) | |
| fb.text('{3:02d}:{4:02d}'.format(*localtime), 2, 12, 1) | |
| for i, symbol in enumerate(SYMBOLS): | |
| price = get_price(symbol) | |
| print(symbol, price) | |
| fb.text(symbol, 0, 16*(i+2)+2, 0) | |
| fb.text(price, 122-len(price)*8, 16*(i+2)+2, 0) | |
| e_display.display_master_image(buf) | |
| rtc.irq(trigger=rtc.ALARM0, wake=machine.DEEPSLEEP) | |
| rtc.alarm(rtc.ALARM0, time.ticks_ms() + 900*1000) | |
| print('Entering deepsleep') | |
| machine.deepsleep() |
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