warehack.ing/WireViz
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Add option to show equivalent AWG

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This commit is contained in:
Daniel Rojas 2020-05-22 19:26:29 +02:00
parent 685adde8cb
commit e63dfc01e6
2 changed files with 37 additions and 8 deletions
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8
src/example2.py
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@ -19,10 +19,10 @@ Harness.add(Node('X2', type='Molex KK 254', gender='female', pinout=PINOUT_I2C,
Harness.add(Node('X3', type='Molex KK 254', gender='female', pinout=PINOUT_I2C, ports_left=True))
Harness.add(Node('X4', type='Molex KK 254', gender='female', pinout=('GND','+12V')+PINOUT_SPI_DATAONLY, ports_left=True))
Harness.add(Node('X5', type='Molex Micro-Fit', gender='male', pinout=('GND','+12V'), ports_right=True))
Harness.add(Cable('W1', mm2=0.14, length=0.2, colors=COLORS_I2C))
Harness.add(Cable('W2', mm2=0.14, length=0.2, colors=COLORS_I2C))
Harness.add(Cable('W3', mm2=0.14, length=0.2, colors=('BK','BU','OG','VT')))
Harness.add(Cable('W4', mm2=0.5, length=0.35, colors=('BK','RD')))
Harness.add(Cable('W1', mm2=0.14, show_equiv=True, length=0.2, colors=COLORS_I2C))
Harness.add(Cable('W2', mm2=0.14, show_equiv=True, length=0.2, colors=COLORS_I2C))
Harness.add(Cable('W3', mm2=0.14, show_equiv=True, length=0.2, colors=('BK','BU','OG','VT')))
Harness.add(Cable('W4', mm2=0.5, show_equiv=True, length=0.35, colors=('BK','RD')))
Harness.objects['W1'].connect('X1',(1,2,3,4),'auto','X2','auto')
Harness.objects['W2'].connect('X1',(1,2,3,4),'auto','X3','auto')
Harness.objects['W3'].connect('X1',(1,5,6,7),'auto','X4',(1,3,4,5))

37
src/wireviz.py
View File

@ -154,10 +154,13 @@ class Node:
class Cable:
def __init__(self, name, mm2=0, awg=0, length=0, show_name=False, show_pinout=False, num_wires=None, colors=None, color_code=None, shield=False):
def __init__(self, name, mm2=None, awg=None, show_equiv=False, length=0, show_name=False, show_pinout=False, num_wires=None, colors=None, color_code=None, shield=False):
self.name = name
if mm2 is not None and awg is not None:
raise Exception('You cannot define both mm2 and awg!')
self.mm2 = mm2
self.awg = awg
self.show_equiv = show_equiv
self.length = length
self.show_name = show_name
self.show_pinout = show_pinout
@ -223,9 +226,12 @@ class Cable:
s = s + '{'
l = []
l.append('{}x'.format(len(self.colors)))
if self.mm2 > 0:
l.append('{} mm²'.format(self.mm2))
if self.awg > 0:
if self.mm2 is not None:
e = awg_equiv(self.mm2)
es = ' ({} AWG)'.format(e) if e is not None else ''
mm ='{} mm²{}'.format(self.mm2, es)
l.append(mm)
if self.awg is not None:
l.append('{} AWG'.format(self.awg))
if self.shield == True:
l.append(' + S')
@ -305,3 +311,26 @@ class Cable:
s = s + '}'
return s
def awg_equiv(mm2):
awg_equiv_table = {
'0.09': 28,
'0.14': 26,
'0.25': 24,
'0.34': 22,
'0.5': 21,
'0.75': 20,
'1': 18,
'1.5': 16,
'2.5': 14,
'4': 12,
'6': 10,
'10': 8,
'16': 6,
'25': 4,
}
k = str(mm2)
if k in awg_equiv_table:
return awg_equiv_table[k]
else:
return None