想請問我現在用出來的亂碼查資料，查到是電源的問題(ESP8266 - 12E in infinite reset loop with wdt reset [RESOLVED] - MicroPython Forum (Archive))，但是已經改供電並共地，同時加上1N4148在TX線上，一開始有出新的亂碼(接訊號線之前)，但後面都一樣，還是會一再重啟
參考書:博客來-超圖解 Python 物聯網實作入門：使用 ESP8266 與 MicroPython
程式碼如下
from machine import UART
com=UART(0,9600)
com.init(9600)
from machine import I2C, Pin
from esp8266_i2c_lcd import I2cLcd
i2c=I2C(scl=Pin(5),sda=Pin(4),freq=400000)
lcd=I2cLcd(i2c, 0x27, 2, 16)
gpsStr=b’’
gpsReading=False
def displayGPS(lat,long,today,now):
#lat=‘Lat:’+lat
#long=‘Long:’+long
print(today+" “+now+”\n"+lat+" “+long+”\n")
lcd.putstr(today+" “+now+”\n"+lat+" “+long+”\n")
def latitude(d,h):
if d==‘’:
return ‘0’
hemi='‘if h==‘N’else’-’
deg=d[0:2]
min=str(float(d[2:])/60)[1:]
return hemi+deg+min
def longitude(d,h):
if d==‘’:
return ‘0’
hemi='‘if h==‘E’else’-’
deg=d[0:3]
min=str(float(d[3:])/60)[1:]
return hemi+deg+min
def utcDate(dateStr):
if dateStr==‘’:
return ‘’
day=dateStr[0:2]
month=dateStr[2:4]
year=dateStr[4:6]
return '20'+year+'/'+month+'/'+day
def utcTime(timeStr):
if timeStr==‘’:
return ‘’
hr=timeStr[0:2]
min=timeStr[2:4]
sec=timeStr[4:6]
return hr+':'+min+':'+sec
def convertGPS(gpsStr):
gps=gpsStr.split(b’\r\n’)[0].decode(‘ascii’).split(‘,’)
lat=latitude(gps[3],gps[4])
long=longitude(gps[5],gps[6])
today=utcDate(gps[9])
now=utcTime(gps[1])
return (lat,long,today,now)
while True:
lcd.putstr(“read”)
data=com.readline()
print(data+‘\n’)
if data and (gpsReading or(‘$GPRMC’ in data)):
gpsStr+=data
print(gpsStr+‘\n’)
if ‘\n’ in data:
gpsReading=False
lat,long,today,now=convertGPS(gpsStr)
lcd.clear()
displayGPS(lat,long,today,now)
gpsStr=b’’
else:
gpsReading=True
lcd.putstr(“reading”)