def _try_update():
os.sdconfig(os.SDMODE_SPI,
clk=Pin(18),
mosi=Pin(23),
miso=Pin(19),
cs=Pin(4))
try:
os.mountsd()
print('SD card mounted')
except OSError:
print('SD card not found')
return
directories = os.listdir(SD_FOLDER)
if 'update' not in directories:
print('No update folder found')
return
print('Update folder found. Updating...')
for filename in os.listdir(FLASH_FOLDER):
if filename in [BACKUP_FILE, RUNTIME_CONFIG_FILE]:
continue
os.remove(filename)
print('- removed {0}'.format(filename))
for filename in os.listdir(UPDATE_FOLDER):
with open(UPDATE_FILE.format(filename), 'r') as source:
content = '\n'.join(source.readlines())
with open(FLASH_FILE.format(filename), 'w') as destination:
destination.write(content)
print('- added {0}'.format(filename))
for filename in os.listdir(UPDATE_FOLDER):
os.remove(UPDATE_FILE.format(filename))
os.rmdir(UPDATE_FOLDER)
os.umountsd()
print('Update completed')
def setup(self):
"""
Setup ALL hardware devices attached to HUZZAH32
"""
'''
## SD
## GPS:
- Mode: # TODO
## OLED
## CELLULAR
'''
if self.sd:
os.mountsd()
self.gps.send_command(adafruit_gps.NMEA_OUTPUT_RMCGGA)
self.gps.send_command(adafruit_gps.NMEA_UPDATE_2HZ)
self.gps.send_command(adafruit_gps.FIX_CTL_1HZ)
self.oled.contrast(255)
def sd_mount():
import os
os.sdconfig(os.SDMODE_SPI, clk=18, mosi=23, miso=19, cs=4, maxspeed=40)
os.mountsd()
import os
import time
import json
import machine
from machine import Pin
import xfpga
os.mountsd()
boot_btn = Pin(0,mode=Pin.IN)
if(boot_btn()):
start = time.ticks_ms()
xfpga.overlay('esp32.bit')
print(time.ticks_ms()-start)
f_cfg=open("/sd/board_config.json")
Board_Config=json.loads(f_cfg.read())
OverList=Board_Config["Overlay_List"]
print(OverList)
#I2C and cmd
def my_task(res):
global OverList
cbtype = res[0]
#display when slave send to master
if (cbtype == machine.I2C.CBTYPE_TXDATA):
print("ESP32 Data sent to Arduino : addr={}, len={}, ovf={}, data={}".format(res[1], res[2], res[3], res[4]))
#display when slave receive from master
elif (cbtype == machine.I2C.CBTYPE_RXDATA):
print("ESP32 Data received from master: addr={}, len={}, ovf={}, data: [{}]".format(res[1], res[2], res[3], res[4]))
def prepareForWakeup():
mpr121.set(10, True)
time.sleep(0.05) # Give the SD card time to initialize itself
os.mountsd()
def prepareForWakeup(): time.sleep(0.05) # Give the SD card time to initialize itself os.mountsd()
# old_tv project
__author__ = "HeSixian"
import json
import socket
import network
from time import sleep
from machine import Pin, SPI, Timer
from ssd1351 import Display
import os
#挂载sd卡
try:
os.sdconfig(os.SDMODE_4LINE)
os.mountsd(1)
except:
print("mounted sd card failed!")
class OTV():
def __init__(self):
spi = SPI(2, sck=Pin(18), mosi=Pin(23), miso=Pin(19),baudrate=14500000)
self.display = Display(spi, dc=Pin(17), cs=Pin(5), rst=Pin(16))
# self.display("连接MQTT服务器...")
self.mqtt = network.mqtt("otv", "mqtt://t.hsxsix.com", user="******", password="******",
cleansession=True, connected_cb=self.conncb, disconnected_cb=self.disconncb,
subscribed_cb=self.subscb, published_cb=self.pubcb, data_cb=self.datacb)
self.weather_data = {}
self.weather_api = 'http://118.24.144.127/weather/v1?city={}&node=micropython_ssd1351'
self.weather_tm = Timer(2)
self.weather_tm.init(period=1000*60*20,
mode=self.weather_tm.PERIODIC, callback=self.update_weather)
def prepareForWakeup():
sdcardPower.value(True)
time.sleep(0.05) # Give the SD card time to initialize itself
os.mountsd()
