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whirl/doc/mech.fpd: mechanical structure (placement of boards on stick)

This commit is contained in:
Werner Almesberger 2012-11-19 12:28:24 -03:00
parent 9a4fd0f524
commit 08e7c6bb11

79
whirl/doc/mech.fpd Normal file
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/* MACHINE-GENERATED ! */
frame bar {
__0: vec @(bar_w/2, top)
__1: vec @(-bar_w/2, -bot)
rect . __0 w
}
frame led {
__0: vec @(led_w, led_h)
rect @ . w
}
frame leds {
loop i = 0, 3
__0: vec @(-led_con, 0mm)
__1: vec .(0mm, i*led_p*n_leds)
frame led .
__2: vec @(0mm, n_leds*led_p)
__3: vec @(0mm, 2*n_leds*led_p)
__4: vec @(0mm, 3*n_leds*led_p)
__5: vec @(led_w/2-led_con, 0mm)
frame bar .
__6: vec @(0mm, top)
}
frame cpu {
__0: vec @(-cpu_con, 0mm)
__1: vec .(cpu_w, -cpu_h)
rect __0 . w
}
package "whirl"
unit mm
table
{ led_h, led_w, led_0, led_con, led_p, n_leds }
{ 79.2mm, 15.6mm, 2.2mm, 2.8mm, 5mm, 16 }
table
{ cpu_h, cpu_w, cpu_con, cpu_gap }
{ 43.75mm, 25.25mm, 7.25mm, 20mm }
table
{ bar_w, bar_bot, bar_top }
{ 10mm, 50mm, 15mm }
set top = 3*n_leds*led_p+led_h+bar_top
set bot = cpu_gap+cpu_h+bar_bot
set w = 1mm
set s = 20mm
set z = led_con-cpu_con+cpu_w
__0: vec @(0mm, -cpu_gap/2)
frame cpu .
__1: vec @(0mm, cpu_gap/2)
frame leds .
measy cpu.__0 >> leds.__0 s
measy cpu.__1 >> cpu.__0 cpu_w+s
measx cpu.__0 >> cpu.__1 -cpu_h+s
measy led.__0 -> leds.__1 led_w+s
measy leds.__0 -> led.__0 s
measy cpu.__1 >> led.__0 cpu_w+3*s
measy leds.__0 >> led.__0 2*s
measx leds.__0 -> led.__0 s
measy cpu.__1 >> __1 -3*s
measy leds.__0 >> leds.__2 -z-s
measy leds.__0 >> leds.__3 -z-2*s
measy leds.__0 >> leds.__4 -z-3*s
measx bar.__1 >> bar.__0 s
measy bar.__1 >> bar.__0 5*s
measy bar.__1 >> cpu.__1 -4*s+2mm
measy bar.__0 << led.__0 led_w+s
measy leds.__4 >> leds.__6 -z-3*s+led_con