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This is all about micropython.org in particular using it with ESP8266 & ESP32
programs[edit | edit source]
GPS (NEMA) Reader[edit | edit source]
import uos
from machine import UART
uos.dupterm(None, 1)
uart = UART(0, baudrate=9600)
nema = ''
def rl():
if uart.any():
return uart.readline().decode('UTF-8')
else:
return ''
def capture(lines):
global nema
while lines > 0:
nema = nema + rl()
lines = lines - 1
def loop():
global nema
while (1):
capture(10000)
print(nema)
nema = ''
loop()
Sample Data
GPRMC,055330.00,A,3741.7213,N12206.5543,W,0.1,54.75,230321,,D*4C
$GPVTG,5.75,T,,M,0.01,N0.02,K,D*08
$GPGGA,055331.00,3741.7213,N,1206.5543,W,2,100.97,10.1,M,-251,M,0000,0000*6
$GPGSV,3,1,12,2,80,351,36,23,7,271,35,18,66,02,23,10,46,239,2*7E
$GPGSV,3,,12,51,43,156,4,15,42,074,35,2,36,146,35,16,2,282,33*76
$GPRMC,055331.0,24251,19,27,21,31,28,13,17,046,2,32,01,191,*76
0,A,3741.7213,N12206.5543,W,0.0,76.58,230321,,D*43
$GPVTG,7.58,T,,M,0.00,N0.01,K,D*05
$GPGGA,055332.00,3741.7213,N,1206.5543,W,2,100.97,10.1,M,-251,M,0000,0000*6
$GPRMC,055332.00,A,3741.7213,N12206.5543,W,0.0,0.00,230321,,D*7C
$GPVTG,0.0,T,,M,0.00,N,000,K,D*38
$GPGGA,055333.00,3741.7213,N,1206.5543,W,2,100.97,10.1,M,-251,M,0000,0000*6
$GPRMC,055333.00,A,3741.7213,N12206.5543,W,0.0,42.86,230321,,D*45
$GPVTG,4.86,T,,M,0.00,N0.01,K,D*01
$GPGGA,055334.00,3741.7213,N,1206.5543,W,2,100.97,10.1,M,-251,M,0000,0000*6
$GPRMC,055334.00,A,3741.7213,N12206.5543,W,0.0,205.12,230321,,D*7E
$GPVTG,05.12,T,,M,0.00N,0.01,K,D*3D
$GPGGA,055335.00,3741.7213,N,1206.5543,W,2,100.97,10.1,M,-251,M,0000,0000*6
$GPRMC,055335.00,A,3741.7213,N12206.5543,W,0.0,178.56,230321,,D*76
$GPVTG,78.56,T,,M,0.00N,0.00,K,D*35
$GPGGA,055336.00,3741.7213,N,1206.5543,W,2,100.97,10.1,M,-251,M,0000,0000*6
$GPGSV,3,1,12,2,80,351,35,23,7,271,33,18,66,02,20,10,46,239,0*7A
$GPGSV,3,,12,51,43,156,3,15,42,074,34,2,36,146,33,16,2,282,31*7D
$GPRMC,055336.00,A,3741.7213,N12206.5543,W,0.0,243.55,230321,,D*7D
$GPVTG,43.55,T,,M,0.00N,0.01,K,D*3C
$GPGGA,055337.00,3741.7213,N,1206.5543,W,2,100.97,10.1,M,-251,M,0000,0000*6
$GPRMC,055337.00,A,3741.7213,N12206.5543,W,0.0,1.24,230321,,D*7E
$GPVTG,1.4,T,,M,0.00,N,001,K,D*3E
$GPGGA,055338.00,3741.7213,N,1206.5543,W,2,100.97,10.1,M,-251,M,0000,0000*6
$GPRMC,055338.00,A,3741.7213,N12206.5543,W,0.0,258.07,230321,,D*7E
$GPVTG,58.07,T,,M,0.00N,0.00,K,D*30
$GPGGA,055339.00,3741.7213,N,1206.5543,W,2,100.97,10.1,M,-251,M,0000,0000*6
$GPRMC,055339.00,A,3741.7213,N12206.5543,W,0.1,92.33,230321,,D*4D
solid color neopixels (WS2812b)[edit | edit source]
from machine import Pin
from neopixel import NeoPixel
NEO_PIN = const(3)
NEO_COUNT = const(72)
neo = Pin(NEO_PIN, Pin.OUT)
np = NeoPixel(neo, NEO_COUNT)
# R G B
color = [0, 20, 20]
def stripColor():
global NEO_COUNT, np, color
for x in range(0, NEO_COUNT):
np[x] = color
np.write()
# update the entire strip with one color
stripColor()
firmware/flashing[edit | edit source]
Instructions for flash and pre-compiled binaries can be found at: https://micropython.org/download
Source and instructions for compiling yourself are available at: https://github.com/micropython/micropython
Mac OS X tips[edit | edit source]
- Find the Serial