73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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Transcript of 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
http://slidepdf.com/reader/full/73656-unit-f612-signal-processors-scheme-of-work-and-lesson-plan-booklet-2 1/25
Support Material
GCE ElectronicsOCR Advanced Subsidiary GCE in Electronics: H065
Unit: 6!"
#$is Support Material boo%let is desi&ned to acco'pany t$e OCR Advanced SubsidiaryGCE(Advanced GCE speci)ication in Electronics )or teac$in& )ro' Septe'ber "00*+
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
http://slidepdf.com/reader/full/73656-unit-f612-signal-processors-scheme-of-work-and-lesson-plan-booklet-2 2/25
Contents
Contents 2
Introduction 3
Schemes of Work 5
Lesson Plan 22
Other forms of Support 24
2 of 25 GCE Electronics
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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,ntroduction
-ac%&round
A ne. structure o) assess'ent )or A /evel $as been introduced )or )irst teac$in& )ro' Septe'ber"00*+ So'e o) t$e c$an&es include:
• #$e introduction o) stretc$ and c$allen&e 1includin& t$e ne. A2 &rade at A"3 4 to ensure t$at
every youn& person $as t$e opportunity to reac$ t$eir )ull potential
• #$e reduction or re'oval o) course.or% co'ponents )or 'any uali)ications 4 to lessen t$e
volu'e o) 'ar%in& )or teac$ers
• A reduction in t$e nu'ber o) units )or 'any uali)ications 4 to lessen t$e a'ount o)assess'ent )or learners
• A'end'ents to t$e content o) speci)ications 4 to ensure t$at content is uptodate and
relevant+
OCR $as produced an overvie. docu'ent .$ic$ su''arises t$e c$an&es to Electronics+ #$is
can be )ound at !ocr!or"!uk# alon& .it$ t$e ne. speci)ication+
,n order to $elp you plan e))ectively )or t$e i'ple'entation o) t$e ne. speci)ication .e $ave
produced t$is Sc$e'e o) 7or% and Sa'ple /esson 8lans )or Electronics+ #$ese Support Materialsare desi&ned )or &uidance only and play a secondary role to t$e Speci)ication+
Our Et$os
All our Support Materials .ere produced 9by teac$ers )or teac$ers in order to capture real li)e
current teac$in& practices and t$ey are based around OCRs revised speci)ications+ #$e ai' is )or
t$e support 'aterials to inspire teac$ers and )acilitate di))erent ideas and teac$in& practices+
Eac$ Sc$e'e o) 7or% and set o) sa'ple /esson 8lans is provided in:
• 8; )or'at 4 )or i''ediate use
• 7ord )or'at 4 so t$at you can use it as a )oundation to build upon and a'end t$e content to
suit your teac$in& style and students needs+
#$e Sc$e'e o) 7or% and sa'ple /esson plans provide e<a'ples o) $o. to teac$ t$is unit and t$eteac$in& $ours are su&&estions only+ So'e or all o) it 'ay be applicable to your teac$in&+
#$e Speci)ication is t$e docu'ent on .$ic$ assess'ent is based and speci)ies .$at content ands%ills need to be covered in deliverin& t$e course+ At all ti'es t$ere)ore t$is Support Material
boo%let s$ould be read in con=unction .it$ t$e Speci)ication+ ,) clari)ication on a particular point issou&$t t$en t$at clari)ication s$ould be )ound in t$e Speci)ication itsel)+
GCE Electronics 3 of 25
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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A Guided #our t$rou&$ t$e Sc$e'e o) 7or%
4 of 25 GCE Electronics
> ,nnovative #eac$in& ,dea
All t$e teac$in& ideas contained in t$e SO7 are innovative but t$e icon is used toHi&$li&$t e<ceptionally innovative ideas+
> Stretc$ ? C$allen&e Activity#$is icon is added at t$e end o) te<t .$en t$ere is an e<plicit opportunity to o))er Stretc$ and C$allen&e+
> ,C# Opportunity#$is icon is used to illustrate .$en an activity could be tau&$t usin& ,C#)acilities+
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
* $ours $opic Storin& si&nals
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
Arrays o) lo&ic &ates can
be used to storein)or'ation+
• ,ntroduce t$e idea o) a
bistable 1separate inputs to set
and reset a sin&le output3 andrepresent its be$aviour .it$
ti'in& dia&ra's+
• C$apter ive o) @Electronics E<plained@ by Mic$ael -ri'ico'be
covers t$is topic t$orou&$ly 1includin& uestions3+
• 8ractical .or% )or t$is topic can be )ound at
$ttp:((...+electronicse<plained+co+u%
(seuentialsyste's+$t'
• #i'in& dia&ra's are stylised sets o)
volta&eti'e dia&ra's 1.it$out a<es3
arran&ed vertically to s$o. cause ande))ect+
• E<plain t$e use o) BOR &ates
to 'a%e a bistable .it$ active
$i&$ inputs+
• Sets o) cards )or sentenceorderin& to test understandin&+ • Revise trut$ tables )or lo&ic &ates usin&
.$iteboards and 'ar%er pens+
• E<plain t$e use o) BAB;
&ates to 'a%e a bistable .it$
activelo. inputs+
• Asse'ble and test t$e circuit+
• Bote t$e use o) a driver to prevent
bein& corrupted t$rou&$ $avin& to
provide current )or t$e /E;+
• ;escribe t$e be$aviour o) a
latc$ 1data and enable inputs
to set and reset a sin&le
output3 and represent its
be$aviour .it$ ti'in&
dia&ra'sD
• ,ntroduce t$e transition &ate as a .ay o)
providin& very s$ort cloc% pulses )or a
latc$+
GCE Electronics 5 of 25
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
* $ours $opic Storin& si&nals
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
• Analyse t$e operation o) a
latc$ 'ade )ro' lo&ic &ates
and a bistable+• Asse'ble and test t$e circuit+
• ;escribe t$e be$aviour o) a
risin&ed&e tri&&ered ; )lip
)lop 1data cloc% set and reset
inputs co'ple'entary
outputs3 and represent its
be$aviour .it$ ti'in&
dia&ra's+ Asse'ble and test
t$e circuit+
• Cardpairin& e<ercise to 'atc$ eac$
ter'inal na'e 1S R C +++3 .it$ its
be$aviour+
• E<plain t$e operation o) a ;
)lip)lop 'ade )ro' a 'asterslave pair o) latc$es+
• Sets o) cards )or sentenceorderin& to test understandin&+
& of 25 GCE Electronics
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
* $ours $opic Storin& si&nals
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
• E<plain t$e use o) an array o)
; )lip)lops to store a binary
.ord+• ,ntroduce nibbles and bytes in
t$e conte<t o) nu'bers and
letters+
• Ed&etri&&erin& allo.s precise ti'in& o)
data acuisition+
• Use o) ; )lip)lops to 'a%e s$i)t
re&isters and 'e'ories+
• /in% bet.een .ord len&t$ B and
nu'ber o) states 1"n3
GCE Electronics ' of 25
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
!" $ours $opic Be&ative )eedbac%
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
Be&ative )eedbac%
allo.s opa'ps toprocess audio si&nals+
Resistors can be used
to 'a%e opa'ps intononinvertin& invertin&
and su''in& a'pli)iers
• E<plain t$e use o) an electret
'icrop$one to trans)er
sounds into electrical si&nalsto include t$e use o) a pullup
resistor and a couplin&
capacitor+
• Asse'ble a 'icrop$one
circuit and test it .it$ an
oscilloscope+
• C$apter #$ree o) @Electronics E<plained@ by Mic$ael -ri'ico'be covers
t$is topic t$orou&$ly 1includin& uestions3+
• 8ractical .or% )or t$is topic can be )ound at
$ttp:((...+electronicse<plained+co+u%
(analo&uesyste's+$t'
• Revise t$e use o) an oscilloscope to
study si&nals .$ic$ c$an&e .it$ ti'e+
• E<plain t$at an ideal a'pli)ier
increases t$e a'plitude o) an
a+c+ si&nal .it$out alterin& its
)reuency or s$ape+
• Use oscilloscopes si&nal &enerator /"F" po.er a'pli)ier and
loudspea%er to de'onstrate t$e 'eanin& o) )reuency &ain and
distortion+
• ;etails o) t$e /"F" i+c+ can be )ound
at rs...+co'
• ,ntroduce t$e euation )or
volta&e &ain 1in
out
V
V G = 3+
• Measure t$e &ain o) a si'plea'pli)ier based on a BO#
&ate+
• Measure t$e &ain at di))erent
)reuencies+
• E<plain t$at an opa'p is a
di))erential a'pli)ier
( of 25 GCE Electronics
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
!" $ours $opic Be&ative )eedbac%
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
1V out > A1V V 33 .it$ a very
lar&e openloop &ain AD
• ;escribe t$e use o) ne&ative
)eedbac% to 'a%e an opa'p
into a volta&e )ollo.er
includin& t$e need )or a pull
do.n resistor at t$e non
invertin& input+
• Use o) al&ebra to derive V out > V in
1i) A is lar&e enou&$3 )ro'
V out > A1V V 3+
• Card seuencin& e<ercise to s$o.
steps in al&ebraic ar&u'ent+
• E<plain .$y a volta&e
)ollo.er $as a volta&e &ain o)
one but can provide po.er
&ain+
• Revise use po.er )or'ula P > VI .it$
.$iteboards and 'ar%er pens+
GCE Electronics ) of 25
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
!" $ours $opic Be&ative )eedbac%
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
• E<plain $o. t$e use o)
)eedbac% and pulldo.n
resistors to 'a%e an opa'pinto an noninvertin& a'pli)ier
.it$ a %no.n volta&e &ain 1
d
f
R
R G += ! 3+
• Asse'ble and test t$e circuit+
• Use al&ebra to derive
d
f
R
R G += !
)ro' currents in eac$ resistor+
• Card seuencin& e<ercise to s$o.
steps in al&ebraic ar&u'ent+
• E<plain $o. t$e use o)
)eedbac% and input resistors
to 'a%e an opa'p into an
invertin& a'pli)ier .it$ a
%no.n volta&e &ain 1
in
f
R
R G −= 3 to include t$e
concept o) virtual eart$ )or t$einvertin& input+
• Asse'ble and test t$e circuit+
• Use al&ebra to derivein
f
R
R G −=
)ro' currents in eac$ resistor+
• Card seuencin& e<ercise to s$o.
steps in al&ebraic ar&u'ent+
*+ of 25 GCE Electronics
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
!" $ours $opic Be&ative )eedbac%
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
• E<plain $o. to represent t$e
trans)er c$aracteristics o)
invertin& and noninvertin&a'pli)iers based on opa'ps
as inputoutput &rap$s
includin& saturation+
• Cardpairin& e<ercise to 'atc$ trans)er c$aracteristics .it$ circuits+
• E<plain t$e use o) )eedbac%
and input resistors to allo. an
opa'p to co'bine t.o or
'ore di))erent a+c+ si&nals 1
+++
"
"
!
!
R
V
R
V
R
V
f
out +=− 3+
• Use su''in& and invertin&
a'pli)iers to co'bine si&nals+
• $ttp:((...+electronicse<plained+co+u%
(si&nalprocessin&+$t'
• Use al&ebra to derive
+++
"
"
!
!
R
V
R
V
R
V
f
out +=− )ro'
currents in eac$ resistor+
• Card seuencin& e<ercise to s$o.
steps in al&ebraic ar&u'ent+
GCE Electronics ** of 25
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
*2 of 25 GCE Electronics
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
!0 $ours $opic Countin& pulses
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
Arrays o) ; )lip)lops can
count pulses+
-inary counters are at t$e
$eart o) syste's .$ic$
produce seuences o)di&ital si&nals+
• E<plain $o. t$e connection o) ;
to C 'a%es a ; )lip)lop into a
onebit counter+
• C$apter ive o) @Electronics E<plained@ by Mic$ael -ri'ico'be
covers t$is topic t$orou&$ly 1includin& uestions3+
• 8ractical .or% )or t$is topic can be )ound at
$ttp:((...+electronicse<plained+co+u%
(seuentialsyste's+$t'
• Revise t$e need to &round t$e R and
S inputs o) t$e )lip)lop+
• E<plain t$e use o) ; )lip)lops and
a BO# &ate to 'a%e a binary
ripple upcounter+
• Asse'ble and test a t.obit
counter+
• S$o. $o. a do.ncounter can be
constructed+
GCE Electronics *3 of 25
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
!0 $ours $opic Countin& pulses
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
• S$o. $o. lo&ic &ates can be
used to 'a%e binary counters
.$ic$ reset to m a)ter n counts
.$ere m and n are inte&ers+
• Understand t$e operation o) a
debounced s.itc$+
• E<plain $o. ti'in& dia&ra's can
be used to represent t$e trans)er
c$aracteristics o) a binary counter+
• Card'atc$in& e<ercise to 'atc$ ti'in& dia&ra's to circuits+
• E<plain t$e use o) decoders and
sevense&'ent /E;s to display
t$e output o) a binary counter in
deci'al+
• Asse'ble and test counters .it$
seven se&'ent displays+
• E<plain t$e use o) t$e latc$ in a 5!!
decoder i+c+
*4 of 25 GCE Electronics
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
!0 $ours $opic Countin& pulses
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
• ;escribe t$e use o) binary
counters to 'a%e syste's .$ic$
can be used as cloc%s includin&t$e use o) crystal oscillators )or
precision ti'in&+
• Asse'ble and test a )reuency
division syste'+
• #est t$e accuracy o) a si'ple crystal
oscillator+
• E<plain t$e use o) oscillators lo&ic
syste's and binary counters to
&enerate continuous seuences o)
di&ital si&nals+
• ;esi&n asse'ble and test so'e
seuencers+
GCE Electronics *5 of 25
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
!0 $ours $opic Countin& pulses
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
• E<plain t$e use o) a )lip)lop
oscillators lo&ic syste's and
binary counters to &enerate asin&le train o) pulses .$en
tri&&ered by a pulse+
• ;esi&n asse'ble and test a one
s$ot seuencer syste'
• ind out about sync$ronous counters+
*& of 25 GCE Electronics
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
* $ours $opic A'pli)yin& audio
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
An audio a'pli)ier allo.s
si&nals )ro' a 'icrop$one tobe $eard )ro' a loudspea%er+
Capacitors can be used as
)ilters+
• ,ntroduce a co'plete audio
a'pli)ier syste' in ter's o) bloc%s
representin& volta&e a'pli)iervolu'e and tone controls and
po.er a'pli)ier+
• Use cardseuencin& e<ercise to
test understandin&+
• C$apters #$ree and Si< o) @Electronics E<plained@ by Mic$ael
-ri'ico'be covers t$is topic t$orou&$ly 1includin&
uestions3+• 8ractical .or% )or t$is topic can be )ound at
$ttp:((...+electronicse<plained+co+u%
(si&nalprocessin&+$t' and
$ttp:((...+electronicse<plained+co+u%
(analo&uesyste's+$t'
• Co''ercial a'pli)iers s$ould $ave
t$eir 'ains plu&s re'oved be)ore
t$ey are opened )or de'onstrationpurposes+
• Use .$iteboards and 'ar%ers to
revise invertin& and noninvertin&
a'pli)iers )ro' opa'ps+
• E<plain t$e use o) a potentio'eter
as a volu'e control+
• ;esi&n asse'ble and test a sound
toli&$t converter+
• E<plain t$e use o) a capacitor as a
)reuencydependant i'pedance
.it$ i'pedance decreasin& .it$
increasin& )reuency+
• Reactance as X > !("πfC to derive
brea% )reuency )or'ula.
• ,ntroduce t$e euation )or brea%
)reuency 1 RC f
π
=
"
!0
3 in bass
cut and treble cut )ilters+
• Cardseuencin& e<ercise to s$o.
steps in derivation o) brea% )reuency
)or'ula+
GCE Electronics *' of 25
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
* $ours $opic A'pli)yin& audio
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
• E<plain t$e trans)er c$aracteristics
o) si'ple passive )ilters and
represent t$e' .it$ lo&lo& &ain
)reuency &rap$s usin& strai&$t line
appro<i'ations+
• Card'atc$in& e<ercise lin%in& passive )ilter .it$ trans)er
c$aracteristic to test understandin&+
• E<plain t$e operation o) treble cut
bass cut and bandpass )ilters based
on opa'ps includin& t$e use o)
lo&lo& &ain)reuency &rap$s to
represent t$eir trans)er
c$aracteristics+
• Asse'ble and test so'e )ilters+
*( of 25 GCE Electronics
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
!" $ours $opic Microcontrollers
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
#$e be$aviour o) a
'icrocontroller is )i<ed by t$epro&ra' )ed into it+
A s'all set o) 'icrocontroller
instructions allo.s a .ideran&e be$aviours+
• ,ntroduce a 'icrocontroller as a
di&ital syste' .$ose trans)er
c$aracteristics are decide by t$epro&ra' stored in its 'e'ory+
• ;etails o) so)t.are and $ard.are )or t$is unit can be )ound at
$ttp:((...+reved+co+u%(pica<e+
• ,t is su&&ested t$at all practical .or% be carried out .it$ a
8,CAIE!*A 'icrocontroller+ #$is $as )ive di&ital+
• An introduction to t$e 8,CAIE syste' .it$ e<tensive tutorials
can be )ound at
$ttp:((...+reved+co+u%(
docs(a<e050+pd)
• E<plain t$e di))erence bet.een
$ard.are and t$e so)t.are .$ic$
controls it+
• S$o. $o. to do.nload pro&ra's )ro' a co'puter into a 8,C+
• ;i))erent pro&ra's result in di))erent be$aviour )or t$e sa'e
inte&rated circuit+
• E<plain t$e advanta&es o)
pro&ra''able syste's
1econo'ies o) scale reusable
ease o) syste' desi&n3+
• S$o. $o. a si'ple pro&ra' can be )lo.c$arted and tested on
a $ost co'puter+
• $ttp:((en+.i%ipedia+or&(.i%i('icrocontrollers
• E<plain t$e li'itations o)
pro&ra''able syste's 1di&ital
only relatively slo.3+
• C$apter Eleven o) @Electronics E<plained@ by Mic$ael
-ri'ico'be e<plains $o. pro&ra''able syste's+ .or%+
• E<plain t$e need )or a $ost
co'puter to translate a pro&ra'
• Use ;E-UG to e<plore pro&ra's in t$e 'e'ory o) a personal
co'puter+
• @Electronics E<plained@ by Mic$ael
-ri'ico'be+
GCE Electronics *) of 25
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
http://slidepdf.com/reader/full/73656-unit-f612-signal-processors-scheme-of-work-and-lesson-plan-booklet-2 20/25
> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
!" $ours $opic Microcontrollers
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
into 'ac$ine code and do.nload it
into a 'icrocontroller+
• E<plain t$e 'eanin& o) t$e ter's
input port output port 'e'ory
address and re&ister in t$e conte<t
o) a 'icrocontroller syste'+
• $ttp:((en+.i%ipedia+or&(.i%i('icrocontrollers+ • Use o) tristates and )lip)lops to
'a%e ports is e<plained in C$apter
Eleven o) @Electronics E<plained@+
• E<plain t$at an analo&uetodi&ital
converter outputs a byte .$ic$
represents t$e input volta&e+
• C$apter Bine o) @Electronics E<plained@ by Mic$ael
-ri'ico'be+
• 8ro&ra' a 8,CAIE!* to 'easure a volta&e .it$ one adc
input and output it in di&ital )or' on ei&$t /E;s+
• #$e 8,CAIE!*A $as a $i&$
resolution A;C .it$ "56 di))erent
outputs over a ran&e o) 0 J to 5 J+
2+ of 25 GCE Electronics
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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> ,nnovative teac$in& idea > Stretc$ and c$allen&e opportunityidea
> ,C# opportunity
Electronics H065: Si&nal 8rocessors: 6!"
Su""ested
teachin" time
!" $ours $opic Microcontrollers
$opic outlineSu""ested teachin" and
homeork acti%itiesSu""ested resources Points to note
• E<plain t$e use o) $e<adeci'al
notation to su''arise )ourbit
binary .ords and bytes+
• C$apter Eleven o) @Electronics E<plained@ by Mic$ael
-ri'ico'be+
• #$ree.ay card'atc$in& e<ercise lin%in& $e< codes .it$
binary and deci'al to test understandin&+
• #$e 8,CAIE )lo.c$art syste'
reuires bytes to be e<pressed as
deci'al rat$er t$an $e<adeci'alnotation+
• S$o. $o. to use )lo.c$arts to
analyse and desi&n si'ple
pro&ra's )or 'icrocontrollers+
• Students use t$e 8,CAIE )lo.c$art syste' to .rite and
do.nload pro&ra's into a 8,CAIE!*A .$ic$
• sa'ple t$e analo&ue si&nal at an input pin and output t$e
correspondin& byte to /E;s
• only s.itc$ on an /E; i) t$e analo&ue si&nal is above a
&iven value+
• s.itc$ a loudspea%er on and o)) at a rate )i<ed by t$e .ord
at t$e input port
• only turn on an /E; .$en a &iven .ord is present at t$e
input port
• )eed out a seuence o) bytes at t$e output port .it$ eac$
byte present )or a )i<ed ti'e
• counts and displays pulses presented at one input
countin& up or do.n dependin& on t$e state o) anot$er
input
• Students 'eet ten di))erent
)lo.c$art sy'bols+ ,ntroduce eac$
one t$rou&$ e<a'ple pro&ra's
.$ic$ students to adapt to produce
desired outco'es+
• #$e 8,CAIE syste' re)ers to input
and output ports as pins+
• #i'e delay loops are e<plained in
C$apter Eleven o) @Electronics
E<plained@ by Mic$ael -ri'ico'be+
GCE Electronics 2* of 25
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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Sa'ple GCE /esson 8lan: Electronics H065:
Si&nal 8rocessors 6!"
,n introduction to -ista-les
OCR reco&nises t$at t$e teac$in& o) t$is uali)ication .ill vary &reatly )ro' sc$ool to sc$ool and
)ro' teac$er to teac$er+ 7it$ t$at in 'ind t$is lesson plan is o))ered as a possible approac$ but.ill be sub=ect to 'odi)ications by t$e individual teac$er+
/esson len&t$ is assu'ed to be one hour
Learnin" O-.ecti%es for the lesson
Ob=ective ! Students to be able to recall t$at a bistable stores one bit o) in)or'ation+
Ob=ective " Students to able to recall t$e 'eanin& o) t$e ter's set and reset+
Ob=ective K Students to be able to dra. bistables 'ade )ro' pairs o) BOR and BAB; &ates+
Ob=ective Students to recall be$aviour o) BOR and BAB; &ate bistables .it$ trut$ tables andti'in& dia&ra's+
Ob=ective 5 Students to be able to e<plain t$e operation o) bistable circuits in ter's o) lo&ic &atetrut$ tables+
/ecap of pre%ious e0perience and prior knoled"e
• Set a uic% test to establis$ t$at students can dra. t$e sy'bol )or BOR and BAB; &ates&ive t$eir trut$ tables and state t$eir operation in .ords+
Content
$ime Content
5 'inutes #est recall o) BOR and BAB; &ate be$aviour+
5 'inutes ,ntroduce bistable be$aviour as )ollo.s:
• dra. a pair o) crosscoupled BO# &ates
• as% students to tell eac$ ot$er t$e states 1! or 03 o) eac$ &ate
• as% class to devise 'et$ods o) c$an&in& t$e states o) eac$ &ate
5 'inutes ,ntroduce blac% bo< bistable .it$ t.o inputs 1S R3 and one output 13+
;e)ine e))ect o) S and R on su''arisin& .it$ a trut$ table+
C$allen&e students to co'plete a ti'in& dia&ra' )or &iven S and R+
5 'inutes ,ntroduce crosscoupled BOR &ates as a bistable+C$allen&e students to e<plain to eac$ ot$er .$ic$ ter'inals are R S and +
22 of 25 GCE Electronics
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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$ime Content
Su''arise BOR &ate bistable be$aviour .it$ a ti'in& dia&ra'+
"0 'inutes Students asse'ble a BAB; &ate bistable on breadboard and investi&ate itsbe$aviour su''arisin& it as a trut$ table and a ti'in& dia&ra'+
$ttp:((...+electronicse<plained+co+u%(pd)s(bistables+pd)
7$en students $ave )inis$ed t$ey can start t$e BOR &ate latc$ e<peri'ent+
$ttp:((...+electronicse<plained+co+u%(pd)s(nor&ate+pd)
5 'inutes Clear up apparatus+
Consolidation
$ime Content
!0 'inutes uestion t$e class to establis$ t$e operation o) a BAB; &ate bistable in ter's o) aBAB; &ate trut$ table+
5 'inutes #est t$eir learnin& .it$ a uic% test:
• 'eanin& o) set and reset
• circuit dia&ra's )or crosscoupled &ates .it$ labelled ter'inals
• active$i&$ inputs )or BOR &ate bistable
• activelo. inputs )or a BAB; &ate bistable60 'inutes Set $o'e.or% )or ne<t lesson:
• study t$e -istables section o) Electronics E<plained
• ans.er uestions ! and " on pa&e !"! o) Electronics E<plained
GCE Electronics 23 of 25
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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Ot$er )or's o) Support
,n order to $elp you i'ple'ent t$e ne. Electronics speci)ication e))ectively OCR o))ers a
co'pre$ensive pac%a&e o) support+ #$is includes:
OCR #rainin&
Get /ead1introducin" the ne specifications
A series o) REE $al)day trainin& events are bein& run durin& Autu'n "00F to &ive you anovervie. o) t$e ne. speci)ications+
Get Startedtoards successful deli%er1 of the ne specifications
#$ese )ullday events .ill run )ro' Sprin& "00* and .ill loo% at t$e ne. speci)ications in 'ore
dept$ .it$ e'p$asis on )irst delivery+
Jisit ...+ocr+or&+u% )or 'ore details+
Mill 7$ar) #rainin&
Additional events are also available t$rou&$ our partner Mill 7$ar) #rainin&+ ,t o))ers a ran&e o)courses on innovative teac$in& practice and .$olesc$ool issues ...+'ill.$ar)trainin&+co+u% +
eCo''unities
Over F0 eCo''unities o))er you a )ast dyna'ic co''unication c$annel to 'a%e contact .it$ot$er sub=ect specialists+ Our online 'ailin& list covers a .ide ran&e o) sub=ects and enables you to
s$are %no.led&e and vie.s via e'ail+
Jisit $ttps:((co''unity+ocr+or&+u% c$oose your co''unity and =oin t$e discussionL
,nterc$an&e
OCR ,nterc$an&e $as been developed to $elp you to carry out day to day ad'inistration )unctionsonline uic%ly and easily+ #$e site allo.s you to re&ister and enter candidates online+ ,n additionyou can &ain i''ediate a )ree access to candidate in)or'ation at you convenience+ Si&n up at$ttps:((interc$an&e+ocr+or&+u%
24 of 25 GCE Electronics
8/20/2019 73656 Unit f612 Signal Processors Scheme of Work and Lesson Plan Booklet 2
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Pu-lished /esources
OCR o))ers centres a .ealt$ o) uality publis$ed support .it$ a )antastic c$oice o) 9O))icial8ublis$er 8artner and 9Approved 8ublication resources all endorsed by OCR )or use .it$ OCRspeci)ications+
Pu-lisher partnersOCR .or%s in close collaboration .it$ t$ree 8ublis$er 8artnersD Hodder Heine'ann and O<)ord
University 8ress 1OU83 to ensure centres $ave access to:
• -etter publis$ed support available .$en you need it tailored to OCR speci)ications
• uality resources produced in consultation .it$ OCR sub=ect tea's .$ic$ are lin%ed to
OCRs teac$er support 'aterials
• More resources )or speci)ications .it$ lo.er candidate entries
• Materials t$at are sub=ect to a t$orou&$ uality assurance process to ac$ieve endorse'ent
Hodder Education is t$e publis$er partner )or OCR GCE Electronics
Hodder Education is producin& t$e )ollo.in& resources )or OCR GCE Electronics )or )irst teac$in&in Septe'ber "00* .$ic$ .ill be available in Sprin& "00*
-ri'ico'be M+ OC/ Electronics for , Le%el 1"00*3 ,S-B: F*0K066K5*
,ppro%ed pu-lications
OCR still endorses ot$er publis$er 'aterials .$ic$ under&o a t$orou&$ uality assurance process
to ac$ieve endorse'ent+ -y o))erin& a c$oice o) endorsed 'aterials centres can be assured o)
uality support )or all OCR uali)ications+
Endorsement
OCR endorses a ran&e o) publis$er 'aterials to provide uality support )or centres deliverin& its
uali)ications+ Nou can be con)ident t$at 'aterials branded .it$ OCRs O))icial 8ublis$in& 8artnerPor Approved publicationP lo&os $ave under&one a t$orou&$ uality assurance process to ac$ieve
endorse'ent+ All responsibility )or t$e content o) t$e publis$ers 'aterials rests .it$ t$e publis$er+
#$ese endorse'ents do not 'ean t$at t$e 'aterials are t$e only suitable resources available or
necessary to ac$ieve an OCR uali)ication+ Any resource lists .$ic$ are produced by OCR s$all
include a ran&e o) appropriate te<ts+