from collections import OrderedDict
from math import pi
+def bond_int_to_ext(pin, bank):
+ """ note that internal numbering is 0-31 whereas the DISPLAY internal
+ numbering is 1-32. this uses the INTERNAL numbering.
+
+ side: N S E W
+
+ outer ring numbers: the python list order of the outer pads
+ middle numbers: the package number wires (plus side they are on)
+ inner numbers: the IO pad *python internal (0-31)* numbers plus side
+
+ 0 1 2 3 N 34 35 36 37
+ N102 N101 N100 99 N 68 N67 N66 N65
+ W29 W30 W31 N0 N N31 E29 E30 E31
+
+ 25 103 W28 E28 64 25
+ W W W E E E
+ 0 128 W3 E3 39 0
+
+ W2 W1 W0 S0 S S31 E0 E1 E2
+ S1 S2 S3 4 S 35 S36 S37 S38
+ 0 1 2 3 S 34 35 36 37
+
+ """
+ # returns side, order-on-the-side, pin number
+ if bank == 'N':
+ return 'N', pin+3, 99-pin
+ if bank == 'S':
+ return 'S', pin+3, 4+pin
+ if bank == 'W':
+ if pin >= 29: # 29, 30, 31
+ return 'N', pin-29, 100+(31-pin)
+ if pin <= 2:
+ return 'S', 2-pin, 3-pin
+ return 'W', pin-3, 103+(28-pin)
+ if bank == 'E':
+ if pin >= 29:
+ return 'N', pin+6, 67-(pin-29)
+ if pin <= 2:
+ return 'S', pin+35, 36+pin
+ return 'E', pin-3, 39+(pin-3)
+
def create_sv(fname, pins):
"""unsophisticated drawer of an SVG
print ("WARNING, no SVG image, not producing image %s" % fname)
return
+ # create internal to external map
+ bondmap = {'N': {}, 'S': {}, 'E': {}, 'W': {} }
+ padside = {'pads.north': 'N', 'pads.east': 'E', 'pads.south': 'S',
+ 'pads.west': 'W'}
+ for pinpad, bank in padside.items():
+ for ipin in range(len(pins[pinpad])):
+ eside, enum, epinnum = bond_int_to_ext(ipin, bank)
+ bondmap[eside][enum] = (epinnum, ipin, bank)
+ with open("/tmp/bondmap.txt", "w") as f:
+ for k,v in bondmap.items():
+ f.write("%s\n" % k)
+ for enum, (epinnum, ipin, bank) in v.items():
+ f.write(" %d %d -> %s %d\n" % (enum, epinnum, bank, ipin))
+
scale = 15
width = len(pins['pads.north']) * scale
height = len(pins['pads.east']) * scale
- woffs = scale*18#-width/2
- hoffs = scale*18#-height/2
+ woffs = scale*40#-width/2
+ hoffs = scale*40#-height/2
dwg = svgwrite.Drawing(fname, profile='full',
- size=(width+scale*40, height+scale*40))
+ size=(width+scale*80, height+scale*80))
dwg.add(dwg.rect((woffs-scale*2, hoffs-scale*2),
- (woffs+width-scale*12, hoffs+height-scale*12),
+ (woffs+width-scale*34, hoffs+height-scale*34),
stroke=svgwrite.rgb(16, 255, 16, '%'),
stroke_width=scale/10.0))
insert=(woffs+width/2-scale*5, woffs+height/2+scale*2),
fill='white'))
+ outerpos = {'N': {}, 'S': {}, 'E': {}, 'W': {} }
for i, pin in enumerate(pins['pads.west']):
ht = hoffs + height - (i * scale) + scale*0.5
+ endline = (woffs-scale*4.5, ht-scale*0.5)
dwg.add(dwg.line((woffs-scale*2, ht-scale*0.5),
- (woffs-scale*4.5, ht-scale*0.5),
+ endline,
stroke=svgwrite.rgb(16, 255, 16, '%'),
stroke_width=scale/10.0))
- dwg.add(dwg.text(pin.upper(), insert=(woffs-scale*12, ht),
+ dwg.add(dwg.text(pin.upper(), insert=(woffs-scale*14, ht),
fill='black'))
dwg.add(dwg.text("W%d" % (i+1), insert=(woffs-scale*1.5, ht),
- fill='black'))
+ fill='white'))
for i, pin in enumerate(pins['pads.east']):
ht = hoffs + height - (i * scale) + scale*0.5
wd = width + woffs + scale*2
+ endline = (wd+scale*4.5, ht-scale*0.5)
dwg.add(dwg.line((wd+scale*2, ht-scale*0.5),
- (wd+scale*4.5, ht-scale*0.5),
+ endline,
stroke=svgwrite.rgb(16, 255, 16, '%'),
stroke_width=scale/10.0))
dwg.add(dwg.text(pin.upper(), insert=(wd+scale*5, ht-scale*0.25),
fill='black'))
dwg.add(dwg.text("E%d" % (i+1), insert=(wd, ht-scale*0.25),
- fill='black'))
+ fill='white'))
for i, pin in enumerate(pins['pads.north']):
wd = woffs + i * scale + scale*1.5
+ endline = (wd, hoffs-scale*4.5)
dwg.add(dwg.line((wd, hoffs-scale*2),
- (wd, hoffs-scale*4.5),
+ endline,
stroke=svgwrite.rgb(16, 255, 16, '%'),
stroke_width=scale/10.0))
pos=(wd, hoffs-scale*5.0)
txt.rotate(-90, pos)
dwg.add(txt)
pos=(wd+scale*0.25, hoffs-scale*0.25)
- txt = dwg.text("N%d" % (i+1), insert=pos, fill='black')
+ txt = dwg.text("N%d" % (i+1), insert=pos, fill='white')
txt.rotate(-90, pos)
dwg.add(txt)
for i, pin in enumerate(pins['pads.south']):
wd = woffs + i * scale + scale*1.5
ht = hoffs + height + scale*2
+ endline = (wd, ht+scale*4.5)
dwg.add(dwg.line((wd, ht+scale*2),
- (wd, ht+scale*4.5),
+ endline,
stroke=svgwrite.rgb(16, 255, 16, '%'),
stroke_width=scale/10.0))
pos=(wd-scale*0.25, ht+scale*5.0)
txt.rotate(90, pos)
dwg.add(txt)
pos=(wd-scale*0.25, ht+scale*0.25)
- txt = dwg.text("S%d" % (i+1), insert=pos, fill='black')
+ txt = dwg.text("S%d" % (i+1), insert=pos, fill='white')
txt.rotate(90, pos)
dwg.add(txt)
projects / pinmux.git / blobdiff