cpm/upload.py

51 lines
1.3 KiB
Python
Executable File

#!/usr/bin/env python3
import serial
import os
import sys
def progressbar(it, prefix="", size=60, file=sys.stdout):
count = len(it)
def show(j):
x = int(size*j/count)
file.write("%s[%s%s] %i/%i\r" % (prefix, "#"*x, "."*(size-x), j, count))
file.flush()
show(0)
for i, item in enumerate(it):
yield item
show(i+1)
file.write("\n")
file.flush()
def main():
if len(sys.argv) == 2:
# ser = serial.Serial("COM3", timeout=1, write_timeout=1)
ser = serial.Serial("/dev/ttyACM0", timeout=1, write_timeout=1)
if ser.is_open:
# Clear out any existing input
ser.write(b'\n')
ser.readline()
# Send the upload command
ser.write(b'#u\n')
print(ser.readline())
path = sys.argv[1]
size = os.path.getsize(path)
ser.write([size & 0xFF])
ser.write([(size >> 8) & 0xFF])
i = 0
with open(path, "rb") as f:
for i in progressbar(range(size), "Upload: ", 40):
ser.write(f.read(1))
print(ser.readline())
ser.close()
else:
print("Failed to open serial port")
else:
print("Please provide file to upload")
if "__main__":
main()