Usbpicprog Through Hole Compact
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Transcript of Usbpicprog Through Hole Compact
Summ
program
which a
Projec
T
be easi
laptop
aesthet
enclosu
Circui
T
board (
(type B
since it
outside
USB P
mary
Based on
mmer hardw
accommoda
ctScope
The comple
ly transpor
computer,
tically attrac
In order to
ures, a new
itSchema
The circuit
PCB), adeq
) has been
needs to f
e. Figure 2 s
PIC PI
the origina
ware has be
ates the diff
ete program
rted (in a s
without o
ctive, so it w
o break wit
design has
atics
schematics
uate for th
placed in a
fit precisely
hows the m
rog –mple
al “thru‐ho
een develop
ferent PIC v
mmer’s hard
small bag o
occupying m
will not dist
th the trad
been select
F
b
(P
e
s have bee
e space con
a separate
y in a hole
main board s
– Comement
le” design
ped, includi
versions wit
dware will f
or even poc
much desk
urb a nicely
ditionally “s
ted, as can
igure 1 – Enc
board (includin
PACTEC Mode
xternal dimen
n redrawn
nstraints of
sub‐board,
cut in the
schematics.
mpact tation
(rev. 0.3.2
ing a new a
hout the ne
fit in a comp
cket), or jus
ktop space.
y arranged d
square box
be seen on
losure used to
ng the USB su
el 87836‐510‐
nsions 121.9 x
in order to
f the chose
in order to
enclosure,
.
Hardn
2) a compa
approach to
eed to chan
pact size en
st stay nex
The desig
desktop set
x” design o
Figure 1.
o accommoda
ub‐board) and
‐508, PPLX Kit
x 78.7 x 33 mm
o design a n
n cabinet. T
o simplify t
just protru
dware
act version
o link the ZI
ge connect
nclosure, wh
xt to the de
gn should
tup.
of standard
ate the hardw
d the ZIF sock
t, Grey w/ Bla
m).
new printed
The USB co
he physica
uding 1 mm
e
n of the
F socket
ors.
hich can
esktop /
also be
project
ware main
ket board
ack Sides,
d circuit
onnector
l layout,
m to the
Figure 2 –
0.3.2 of
conside
the diff
to perfo
there a
schema
Figure 3 –
– Main board
Besides rea
f the origina
What is co
ered using m
ferent PIC fa
orm the sa
are no loos
atics.
– ZIF socket b
circuit schem
arranging th
al hardware
mpletely n
multiple con
amilies. Thi
me functio
se cables o
board schemat
matics
he compon
e.
ew is the d
nnectors, e
is new desig
on. With thi
or exposed
tics. An array
ents layout
design of th
each linked
gn has just
is approach
connectors
of 27 keys (ar
t, this desig
he ZIF sock
differently
one conne
h, the final
s. Figure 3
rranged in 3 g
gn is exactl
ket board. T
to the ZIF s
ctor, and a
design is m
shows the
groups) replac
y the same
The origina
socket, to p
n array of s
more compa
e ZIF socke
es the connec
e as rev.
l design
program
switches
act, and
et board
ctors.
marked
electric
sequen
the tab
referen
Figure 4
numbere
kept for b
ON, S2
OFF po
selectio
program
three 9
Slides).
switch (
Note the th
d 10uF / 6
al noise th
ce, giving ra
In order to
le shown in
ce.
– PIC family
ed from 1 to
back‐referenc
So basically
– Keys 8 an
If the user
osition afte
on when us
mming is m
One may w
9‐key DIP S
Using a “ra
(no tools ne
hree added
6.3V. These
at may affe
andom erro
know the p
n Figure 4 h
y selection m
9. Below each
ce.
y, if a PIC‐16
nd 9 will be
changes of
r using the
sing it next
ade.
wonder why
witches ha
aised slide”
eeded).
d capacitors
e are SMD
ect the +5V
ors.
position of e
as been cre
atrix. Each gr
h PIC family n
6F628A (PIC
ON, and S3
PIC family
e programm
time, until
y the keys a
ave been us
version is fu
s, between
componen
V line, whic
each key w
eated, and s
roup of keys
name, the ori
C18P) is to b
– Key 2 wil
frequently,
mer, just t
the habit o
are arrange
sed (Grayh
undamenta
VDD and G
nts, and ar
ch may inte
hen progra
should be k
is marked as
iginal connect
be program
l be ON. All
a good adv
to avoid er
of verifying
ed in three
ill, Series 7
al to allow a
GND, each
re intended
erfere with
mming a pa
kept close t
s S1 through
tor name (P2
mmed, S1 ‐ K
l the rest w
vice is to le
rrors due t
g the key co
groups; the
78, Model 7
n easy man
made of ta
d to suppr
h the progr
articular PIC
o the hardw
S3, while ea
through P9)
Keys 1 and 2
ill be OFF.
ave ALL key
to incorrec
onfiguration
e answer is
78B09 with
nual change
antalum,
ress any
amming
C family,
ware for
ach key is
has been
2 will be
ys in the
t family
n before
simple:
h Raised
e of each
Printe
T
as expla
Figure 5 –
T
board. S
Figure 6 –
and silk
edCircui
The PCB fo
ained befor
– USB connec
The main b
See Figure 6
– Main board
In the appe
kscreen, so d
itBoards
r each sect
re. Figure 5
ctor sub‐board
board is sli
6.
; overall layou
endix at the
do not wor
s(PCB)
ion has bee
shows the P
d; just the USB
ightly more
ut and compo
e end of thi
ry if some r
en redesign
PCB of the U
B B‐type conn
e impressiv
onents placem
is article yo
references a
ned in order
USB connec
nector, a 4‐pin
ve, but still
ment.
ou may find
are not clea
r to fit the s
ctor sub‐boa
n linear heade
an “inside
d the actual
r in the abo
selected en
ard.
er and two scr
e the box”
l size PCB d
ove figures.
nclosure,
ew holes.
type of
drawings
T
care, sin
parts an
Figure 7 –
T
Figure 8
board, to
T
betwee
the futu
Figure 9 –connecte
These two b
nce it must f
nd the final re
– Component
The main b
– Main boar
o fit the case b
The two b
en VPP_SELF
ure.
– Main boarded by a 4‐wire
boards will b
it exactly in
esult when m
t parts and fin
oard goes j
d placed insid
bosses. The or
boards are
F and VDD
and USB sub‐e flat cable.
e mounted i
a hole cut in
mounted tog
nal placement
ust next to
de the enclos
riginal holes w
connected
is already in
‐board are
inside the en
n the enclosu
gether.
of the USB su
the USB su
sure; note the
were intended
with a 4‐
n place; the
nclosure. The
use front pa
ub‐board.
b‐board, as
e additional s
d for a differen
‐wire flat c
ere will be n
e USB conne
nel. Figure 7
s shown in F
screw holes o
nt setup.
cable (Figu
no need to
ector require
7 shows the
Figure 8.
n the right si
re 9). The
remove this
es special
separate
de of the
jumper
s part in
Texposedhave bethe swiinnovatof the Z
Figure 10Capacitocopper swell as mountedbeing sho
perfectportionlegend other pfrom coprintedsilkscre Figure 11This desigcovered wBlue partback layeand it is c
The ZIF socd, mountedeen possibltches to betive design, ZIF socket b
0 – ZIF socket rs C1~C3 are side; resistorsconnector J
d on the copown on the co
Since it wily straight. of the topof Figure 1
parts go en omponents silkscreen,en design.
1 – ZIF socket gn is printed iwith transparts are carefuller of the papecarefully glued
cket board id out of the e to put it ie accessible and this is oard.
board PCB. mounted ons R1 and R2J4 will also per side, desomponent sid
ll be fully vDimension
p side of th10, only thethe copperother than which give
board silkscrein self‐adhesivrent adhesive y cut and remer is removed d in place in t
s where the box so muinside the eat the top the reason
the 2, as
be spite e.
visible, thisns are also e enclosuree ZIF socke side. This athose requ
es a much p
een. ve paper, whicfilm.
moved, the proexposing the he PCB.
e true valuech care muenclosure, cof the unitwhy the bo
s board wilextremely e. This boaet and the allows the cuired for therofessional
ch is later
otective adhesive,
e of this desst be exerccutting larg. The decisioard is expo
l be carefuimportant, rd is 82 x 5switches gocomponente user inter finish to th
sign residesised when be holes for ion, howeveosed. Figure
ully cut andsince it wi50 mm. As o on the cot side (visibraction. Thishe design. F
s. This boardbuilding it. the ZIF socer, was to me 10 shows
d all sides mll fit on a rmentionedomponent le side) to bs also lets uigure 11 sh
d will be It would cket and make an the PCB
must be recessed d on the side; all be clean us stick a ows the
Tswitchebare PCcompon
Figure 12indicatiothe LEDsand the e
Tside ofcomponThis cutcopper screws
Figure 13connecto
The silkscrees. The cut CB is visiblenents. The f
2 – ZIF socketns about com and the “Upenclosure surf
There is anf the enclonents and ct is a roughside; care will be secu
3 – Inner side or that links to
een is glueareas have e. The last final result s
t board finishemponents thatdate / Run” sface.
n additionalosure mustconnector, lh one, it wishould be
ured. Figure
of top panel. o the main bo
ed to the Pbeen calcustep of thishould be s
ed and in plact are outside switch. This co
step befort be cut says flat on tll be comple exercised,e 13 shows t
The large cutard (shielded)
PCB right bulated so ths process isimilar to Fig
ce on top of tthe board, montributes to
re achievingo the copthe surfaceetely hidde, however, the inner si
t exposes the ). R1 and R2 a
before mouhey just go s to carefugure 12.
the enclosuremounted on thcreate a seam
g the pleasaper side o and accessen, and it isnot to cutde of the to
copper area aare also moun
nting the Zbelow the clly mount a
. The silkscreehe actual plasmless transiti
ant look of of the boars is granted s big enougt the angleop panel.
and SMD comted on this sid
ZIF socket componentand solder
en design alsostic of the boxon between t
Figure 12; rd, with thto the mainh to exposees were the
ponents, as wde.
and the ts, so no the top
o includes x, such as the board
the top he SMD n board. e all the e board
well as the
status LThis swunit is iunit is i
ready tanothejust a stop pan
T
the orig
Figure 13 aLEDs (coverwitch replacein Firmwaren Normal R
Once all thto run (provr programmingle connenel.
The result iginal idea.
also revealsred by grey es one of the Update Mun Mode. T
he connectovided the imer, as it is ector on the
is a compac
s the additplastic to khe original jMode. The OThere is no
ors are firmnternal PICextensivelye front pan
ct, portable
Mar
ional compkeep them jumpers; OON conditioneed to ope
mly locked iC has been y explainedel, the USB
e and attrac
rcelo Maggi
ponents moin place) anFF means “on simulateen the unit
n place, thloaded wit in the origB, and the r
ctive design
(mmaggi@
ounted on tnd the “Upd“jumper dises “jumper cto update t
e unit can th the propginal documrest of the c
n, with the f
@hotmail.co
the box; thdate / Run”connected”connected”the firmwar
be closed aper firmwamentation). controls are
full function
m) – June, 2
he three ” switch. ”, so the ”, so the re.
and it is re using There is e on the
nality of
2011
Appendix
Printed Circuit Boards (actual size) and Silkscreens:
‐ USB sub‐board
‐ Main board
‐ ZIF socket board
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