SCHEMATIC1 : PAGE1470 u29a 74hc08 1 2 3 u13f 74hc04 12 13 r48 270 q3 bc548 c29 220uf u29b 74hc08 4 5...

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5

5

4

4

3

3

2

2

1

1

D D

C C

B B

A A

J9,J10,J111-2 = NTSC2-3 = PAL

Y23.58MHz = NTSC4.43MHz = PAL

(OPTION)

D4

A5

RFSH

KB4

KB0KB1

A7

KB2KB3

A6A7A8

A1A0

A9

A2

VA2

A3A4

CA5

A5A6A7A8A9

A10A10

MREQ

A11A12A13

A11

A14A15

A12A13A14

D0D1

A0

D2A1A2A3A4

D3

A5

D5

A6A7

VA13

D4

A8A9A10

D5

A11

D6

A12A13

D7

A6

VA3

CLK

RST

IORQHALTBUSAK

M1

CA12

D0D1D2

D3

D3D4D5D6

WR

D7

D0D1D2D3D4D5D6

RAM16

D7

VCS

A5

A0A1A2A3A4

VA4

D1

CA6

VRD

A4

VA7

VA5

CA7

A3

VA12

IORQ

A0

RD

VA6

VA6

VCC

BUSA

K

BUSR

Q

A2

CA11

VA13

VA7

A3

HAL

T

WR

+9V A9

RST

RD

GN

D

A11A7

GN

D

MR

EQD5

VA5

IOR

Q

GN

D

A10

A6

A15

D3

CLK

B

D0 A8

A5

D4

A0

D1

RFS

H

A14 A4

A13

INT

A1

D2

M1

A12

RO

MC

S

D7

A2

NM

I

D6

WAI

T

VA8

A1

VRD

VA4

RAM32

CA12

D7

D4

D3

D2

D6

D5

D0

D1

VA9

A0

VA3

VCS

CA0

VA10

VA7

A8

KB0KB0KB1KB2KB3KB4

Ear

VA2

KB2KB1

KB4KB3

VA10

VA11

CA1

VA6

A9

VA1

VA12

VA11

CA2

VA5

A10

VA0

VA13

VA9

RD

VRD

CA3

VD0

VD2

VD5

VD3

A11

VD6

VD1

VD4VA4

VD7

VA8

VA8 VCS

A12

VA3CA4

VA9

A13

VA2

CA8

VA10

RAM16

D0

WR

VA1

VA0CA10

VA11

D2

RD

CA11

VA1

VA0

A11

VA12

CA9

CA0CA1

CA11CA11CA10CA9CA8CA7CA6CA5CA4CA3CA2

CA12

VCrst

WR

HCaHC0HC1HC2

HC3HC4HC5HC6

HC7HC8

HC7

HC8

HC6

A14A15

RFSHMREQ

HC1HC2HC3

HC8

HC2

HC0

HC1

HCa

Vout

HC5HC6HC7

C0C1C2C3C4C5C6C7

AL1

AL2

HQ1HQ2HQ3

HQ5

HCrst

BUSRQWAITNMI

INT

HC6

VSyncEn

C6

C7

Den

CLK7

CLK14

A14

A15

MREQ

IORQULA

HC0CLK

HC8HC4

VC8

VC3VC4VC5VC6VC7

VCrst

VBorder

OutLatch

VD0VD1VD2VD3VD4VD5VD6VD7

VD0VD1VD2VD3VD4VD5VD6VD7

OutLatch

B0B2Spkr

DD0DD1DD2DD3DD4DD5DD6DD7

DD3DD0

DD6

DD5DD2

DD4DD1

DD7

B1

B2

B0

CLK7

HBlank

HSync

VSyncEn

ComSync

Blank

D0D1D2D3D4D5D6D7

VD0VD1VD2VD3VD4VD5VD6VD7

VC2

B

G

R

HCa

ROMCS

IORQULA

IOR

QU

LA

VCS

VRD

RGB

+9V

VD0VD1VD2VD3VD4VD5VD6VD7

AL

B1Mic

Audio

Audio

CLKB

RST

CA11CA11

CSync

A10A9A12A13A8A14A15

AL

+12V

-5V

-12V

-5V-12V+12V

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCCVCC

VCC VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC

VCC VCCVCC VCC

VCC

VCC

+9V

VCC VCC

VCC

VCC

VCC

VCC VCC

VCC

VCC

VCC

VCC

VCC

VCC +9V

VCC

VCC

VCC

Title

Size Document Number Rev

Date: Sheet o f

<Doc> G

ZX Spectrum Superfo Harlequin

Custom

1 1Tuesday, April 07, 2015

Title

Size Document Number Rev

Date: Sheet o f

<Doc> G

ZX Spectrum Superfo Harlequin

Custom

1 1Tuesday, April 07, 2015

Title

Size Document Number Rev

Date: Sheet o f

<Doc> G

ZX Spectrum Superfo Harlequin

Custom

1 1Tuesday, April 07, 2015

U5A

74HC32

1

23

U23B

74HC00

4

56

U36

74HC574OC

1

1D2

2D3

3D4

4D5

5D6

6D7

7D8

8D9

1Q19

2Q18

3Q17

4Q16

5Q15

6Q14

7Q13

8Q12

CLK11

Q5BC548

U12D

74HC32

12

1311

U27C

74HC00

9

108

LS1

SPEAKER

J2

RCPT 5

12345

R2168

U45A

74HC74

CLK3C

LR1

D2

PRE

4

Q5

Q6

R22

10K

Q1BC548

R7470

R12270

U11D

74HC08

12

1311

R1 10K*8

2 3 4 5 6 7 81 9

U22C

74HC32

9

108

R1110K

C24 0.1uF

U23A

74HC00

1

23

U23C

74HC00

9

108

U21B

74HC32

4

56

R1968

Q102SA1175

U24D

74HC08

12

1311

U23D

74HC00

12

1311

R9470

J1

RCPT 8

12345678

U15

74HC161CLR

1

A3

B4

C5

D6

CLK2

ENT10

ENP7

LOAD9

QA14

QB13

QC12

QD11

RCO15

U19B

74HC74

CLK11

CLR

13

D12PR

E10

Q9

Q8

U30A

74HC86

1

23

R210K*8 2

345678

1

9

C8

0.1uF

U5D74HC32

12 1311

R47 22K

U20A

74HC00

1

23

C9

0.1uF

U18

74HC138

Y015

Y114

Y213

Y312

Y411

Y510

Y69

Y77

A1

G2B5

B2

C3

G16

G2A4

Q2BC548

U29D

74HC08

12

1311

U40

74HC245G

19 DIR1

A12

A23

A34

A45

A56

A67

A78

A89

B118

B217

B316

B415

B514

B613

B712

B811

D111N4742A

12

U2

27C128/27C256

VPP1

A010

A19

A28

A37

A46

A55

A64

A73

A825

A924

A1021

A1123

A122

A1326

CE20

OE22

PGM/A1427

O011

O112

O213

O315

O416

O517

O618

O719

U34

74HC166

CLR

9

QH13

A2

B3

C4

D5

E10

F11

G12

H14

SER1

SH/LD15

CLK7

CLK_INH6

U21D

74HC32

12

1311

U26B

74HC08

4

56

U11C

74HC08

9

108

C31

0.1uF

R312.2K

U27D

74HC00

12

1311

C3

680uF

U6

74HC541

OE11

OE219

A02

A13

A24

A35

A46

A57

A68

A79

Y018

Y117

Y216

Y315

Y414

Y513

Y612

Y711

R610K

U3

62256

A010

A19

A28

A37

A46

A55

A64

A73

A825

A924

A1021

A1123

A122

A1326

A141

D111

D212

D313

D415

D516

D617

D718

D819

OE22

WE27

CE20

C11

0.1uF

U30B

74HC86

4

56

C21

0.1uF

U10A

74HC74

CLK3

CLR

1

D2 PR

E4

Q5

Q6

U11B

74HC08

4

56

U12A

74HC32

1

23

U29C

74HC08

9

108

C13

0.1uF

Q112SA1175

R2918K

C4

0.1uF

R16

470

U29A

74HC08

1

23

U13F

74HC04

1312

R48

270

Q3BC548

C29

220uF

U29B

74HC08

4

56

U20D

74HC00

12

1311

J14

CON3

123

U45B

74HC74

CLK11 C

LR13

D12

PRE

10

Q9

Q8

R273.9K

C18

1nF

U30D

74HC86

12

1311

U24C

74HC08

9

108

R42

75

U7

74HC174

1D3

2D4

3D6

4D11

5D13

CLK9CLR1

1Q2

2Q5

4Q10

5Q12

3Q7

6D14

6Q15

C15

0.1uF

R4368

C6

220uF

R4512K

U11A

74HC08

1

23

C17

0.1uF

D9

1N4148

C7 0.1uF

R252.2K

Y1

14MHz

C28

220uF

U17

74HC138

Y015

Y114

Y213

Y312

Y411

Y510

Y69

Y77

A1

G2B5

B2

C3

G16

G2A4

U43

74HC245

G19

DIR1

A12

A23

A34

A45

A56

A67

A78

A89

B118

B217

B316

B415

B514

B613

B712

B811

R174K7

R50

4.7M

U22D

74HC32

12

1311

J5

MIC

541

U24A

74HC08

1

23

U41

74HC257

G15

1A2

1B3

2A5

2B6

3A11

3B10

4A14

4B13

A/B1

1Y4

2Y7

3Y9

4Y12

U44

74HC245

G19

DIR1

A12

A23

A34

A45

A56

A67

A78

A89

B118

B217

B316

B415

B514

B613

B712

B811

C34

0.1uF

U33

74HC574OC

1

1D2

2D3

3D4

4D5

5D6

6D7

7D8

8D9

1Q19

2Q18

3Q17

4Q16

5Q15

6Q14

7Q13

8Q12

CLK11

U28A

74HC32

1

23

R3868

R3610K

R2318K

J9

CON3

123

L1

68uH

U13A

74HC04

12

U26A

74HC08

1

23

U21A

74HC32

1

23

U26C

74HC08

9

108

-

+

U49TL712

2

3

6

7

45

8

Q122SA1175

R49

2.7K

R35

12K

U22A

74HC32

1

23

U1

Z80-CPU

A030

A131

A232

A333

A434

A535

A636

A737

A838

A939

A1040

A111

A122

A133

A144

A155

WAIT24

INT16

NMI17

RST26

BUSRQ25

BUSAK23

CLK6

IORQ20HALT18

D014

D115

D212

D38

D47

D59

D610

D713

M127

MREQ19

RD21

REFSH28WR22

C36 3.3nF

U13E

74HC04

11 10

J8M-DIN_8-R

1234

5

78

6

U4

74HC138

Y015

Y114

Y213

Y312

Y411

Y510

Y69

Y77

A1

G2B5

B2

C3

G16

G2A4

R8150

R44

100K

J11

CON3

123

R4612K

J12

CON3

123

R15

470

Q72SA1175

R2068

U28C

74HC32

9

108

U22B

74HC32

4

56

C30 0.1uF

R3468

J3ZX_EDGE

A9 A10

A11

A12

A24

A23

A22

A21

B26

A27

B27

A28A2

B2A1

B1 B21

B13

B14

A20

A19

A26A8

B17

B15

B6 B7 B8 B11

B12

B10

B9B3 B24

B16

B18

B25

B19

A3 A4 A6 A7 A14

A25

A15

A16

A17

A18

B20

B22

B4 B28

B23

A13

C5

0.1uF

C2

100pF

U24B

74HC08

4

56

R13 4.7K*8

2 3 4 5 6 7 81 9

R18270

R1010K

U13B

74HC04

34

J4

DC JACK

123

Y2

4.433MHz

C32

1nF

Q132SA1175

U32

74HC253

1G1

1C06

1C15

1C24

1C33

B2

A14

2C010

2C111

2C212

2C313

2G15

1Y7

2Y9

J16

CON3

123

C33

0.1uF

C25

10pF

U13C

74HC04

5 6

U28B

74HC32

4

56

R5 10K

J15CON3

1 2 3

C37

10pF

U14

74HC161CLR

1

A3

B4

C5

D6

CLK2

ENT10

ENP7

LOAD9

QA14

QB13

QC12

QD11

RCO15

U12C

74HC32

9

108

R40

75

Q62SA1175

U42

74HC257

G15

1A2

1B3

2A5

2B6

3A11

3B10

4A14

4B13

A/B1

1Y4

2Y7

3Y9

4Y12

U35

74HC574OC

1

1D2

2D3

3D4

4D5

5D6

6D7

7D8

8D9

1Q19

2Q18

3Q17

4Q16

5Q15

6Q14

7Q13

8Q12

CLK11

U37

74HC4040

CLK10

QA9

QB7

QC6

QD5

QE3

QF2

QG4

QH13

QI12

QJ14

QK15

QL1

CLR

11

R32470

U5B

74HC32

4

56

U25

74HC4040

CLK10

QA9

QB7

QC6

QD5

QE3

QF2

QG4

QH13

QI12

QJ14

QK15

QL1

CLR

11

R39

75

- +

D12BRIDGE

1

4

3

2

U20B

74HC00

4

56

C10

0.1uF

U26D

74HC08

12

1311

R4 10K

U31

74HC253

1G1

1C06

1C15

1C24

1C33

B2

A14

2C010

2C111

2C212

2C313

2G15

1Y7

2Y9

C12

0.1uF

U28D

74HC32

12

1311

Q82SA1175

J13

CON2

12

U48

AD724JR

ENCD5

RIN6 GIN7 BIN8

HSYNC16 VSYNC15

SELECT12 STDN1

AGND2

FIN3

CMPS10

DPOS14

LUMA11

CRMA9

APOS4

DGND13

R303.9K

J7VIDEO

1

2

U27A

74HC00

1

23

U47

RES x 8

A01

A12

A23

A34

A45

A56

A67

A78

B016

B115

B214

B313

B412

B511

B610

B79

R41

75

C27

10uF

U30C

74HC86

9

108

U38

74HC4040

CLK10

QA9

QB7

QC6

QD5

QE3

QF2

QG4

QH13

QI12

QJ14

QK15

QL1

CLR11

U13D

74HC04

98

R282.2K

U19A

74HC74

CLK3

CLR

1D

2PRE

4Q

5

Q6

U20C

74HC00

9

108

C14

0.1uF

Q4BC548

C110uF

R3 10K

J10

CON3

123

C16

0.1uF

R2618K

R33

33K

C23 0.1uF

U21C

74HC32

9

108

C26

0.1uF

R37470K

J6

EAR

541

U39

74HC4040

CLK10

QA9

QB7

QC6

QD5

QE3

QF2

QG4

QH13

QI12

QJ14

QK15

QL1

CLR11

U16

74HC161CLR

1

A3

B4

C5

D6

CLK2

ENT10

ENP7

LOAD9

QA14

QB13

QC12

QD11

RCO15

C20

0.1uF

U9A

74HC74

CLK3

CLR

1

D2PR

E4

Q5

Q6

U9B

74HC74

CLK11

CLR

13

D12PR

E10

Q9

Q8

C353.3nF

R243.9K

C22 0.1uF

U12B

74HC32

4

56

U10B

74HC74

CLK11

CLR

13

D12 PR

E10

Q9

Q8

U8

62256

A010

A19

A28

A37

A46

A55

A64

A73

A825

A924

A1021

A1123

A122

A1326

A141

D111

D212

D313

D415

D516

D617

D718

D819

OE22

WE27 CE20

C19

0.1uF

U27B

74HC00

4

56

U5C

74HC32

9

108

Q92SA1175

D131N58221

2

U46

LM2596

VIN1

OUT2

FB4

ON/OFF5

D101N4740A

12

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