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added device name and model type options for CLI

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This commit is contained in:
Alex Koren
2016-11-05 15:12:11 -07:00
parent 09947d5a2c
commit 63b03f7c73
1 changed files with 13 additions and 10 deletions
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23
Nextion/nextion.py
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@@ -22,10 +22,8 @@ import sys
import os
e = "\xff\xff\xff"
deviceName = '/dev/ttyUSB0' #MAKE SURE THIS IS THE CORRECT DEVICE
CHECK_MODEL = 'NX3224T024'
def getBaudrate(ser, fSize=None):
def getBaudrate(ser, fSize=None, checkModel=None):
for baudrate in (2400, 4800, 9600, 19200, 38400, 57600, 115200):
ser.baudrate = baudrate
ser.timeout = 3000 / baudrate + .2
@@ -46,7 +44,7 @@ def getBaudrate(ser, fSize=None):
if fSize and fSize > flashSize:
print 'File too big!'
return False
if not CHECK_MODEL in model:
if checkModel and not checkModel in model:
print 'Wrong Display!'
return False
return True
@@ -85,8 +83,8 @@ def transferFile(ser, filename, fSize):
print
return True
def upload(ser, filename):
if not getBaudrate(ser, os.path.getsize(filename)):
def upload(ser, filename, checkModel=None):
if not getBaudrate(ser, os.path.getsize(filename), checkModel):
print 'could not find baudrate'
exit(1)
@@ -101,15 +99,20 @@ def upload(ser, filename):
exit(0)
if __name__ == "__main__":
if len(sys.argv) != 2:
print 'usage:\npython nextion.py file_to_upload.tft'
if len(sys.argv) != 4 and len(sys.argv) != 3:
print 'usage:\npython nextion.py file_to_upload.tft /path/to/dev/ttyDevice [nextion_model_name]\
\nexample: nextion.py newUI.tft /dev/ttyUSB0 NX3224T024\
\nnote: model name is optional'
exit(1)
ser = serial.Serial(deviceName, 9600, timeout=5)
ser = serial.Serial(sys.argv[2], 9600, timeout=5)
if not ser:
print 'could not open device'
exit(1)
if not ser.is_open:
ser.open()
upload(ser, sys.argv[1])
checkModel = None
if len(sys.argv) == 4:
checkModel = sys.argv[3]
upload(ser, sys.argv[1], checkModel)