Combo BB Schematic updates. Please READ, 27th July, 2010 ... - vk3pe

Jul 27, 2010 - DIP SWITCH 8 way. C778. 100nF. +. C776. 33uF. R752. 2K2. C777. 100nF. 1. 2. C780. 100nF ... NB Max 500mA. 12-01-09 possible lm2937 ...
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Combo BB Schematic updates. Please READ,

th

27 July, 2010. DSP motherboard, (sheet 5) The RS232 switch Farnell part number has been corrected. Please verify

all numbers given in these documents though by checking Data sheets etc.

5th July, 2010 No changes except make all pdf pages Landscape as pages were mixed landscape and portrait. 9th June, 2010 Clarified pinout of the Mini-Circuits T4-1 transformers in Magic Roundabout, sheet 8. (added pin numbers in red, of the T4-1, to the transformers. Also, a note in top right corner.) NOTE: Re winding of “L3303” on the DDS 2N3866 buffer amp: PnM Part three calls for 8 bifilar turns 32 swg on FT37-43. 30 gauge US would be fine. Or Metric equivalent.

28th March, 2010 The DSP motherboard area (sheet 5) has been updated to clarify the connections from the Serial Data switch routing to the Trxavrb PCB (or PICnMIX if used) See bottom area of the sheet. 4th March, 2010 TIMER: Resistors R794 and R796 have been changed from 1k to 470R. This mainly affects those using Trxavrb and Ian, G3VPX’s, Peak SWR with PA shutdown on high SWR. 31st Dec, 2009 The butler Osc. C306, value changed from 8.2pF (8p2) to 68pF to be in line with original value by G3XJP and ensures better output level at 10M. < ref Jay Cox > Please also note that the 0603 LED’s fitted to the PCB, in the BPF area do NOT all run in the same direction. The LED for wide-band is fitted reverse to all of the others. HINT: Test an LED with your multimeter on diode range to make sure of the polarity before fitting. vk3pe

1

2

Serial data:- PICnMIX or TrxavrB

TWIN SHIELDED CABLE TO Trxavrb

3

4

THESE ARE THE SCHEMATICS FOR COMBO STAR Vers "BB"

J11 4 2 COMBO Trxavrb 3 1 Gnd

16 SHEETS TOTAL IN PROJECT

28th March, 2010

COMBO STAR

COMBO-IF_Sht2 COMBO-IF_Sht2.SCH 10V_IF HF-PORT LO-INJECTION

D

LF-PORT

D

26-03-10

COMBO-DSP_MBD COMBO-DSP_MBD.sch

KEY PTT

PF2 PF3 PF4 PF5 PF6 PF7

DSP-LD TO PnM/ Trxavr

+7V IRQE IRQ2 IRQLO IRQL1 FL0 FL1 FL2

FROM PICNMIX OR Trxavrb

MIC. INPUT

MIC

RX LEFT AF RX RIGHT AF/TX

TX/RX IF

COMBO-OPTO_AUDIO COMBO-OPTO_AUDIO.Sch

MIC-IN-TO-CODEC RX 15KHZ

+12V +12V

RX LEFT AF LEFT-IN RX RIGHT AF/TX RIGHT-IN

LEFT-IN RIGHT-IN PTT input KEY input

C PF0 PF1

to DSP

+12V +10V

DSP LED 13.8V DC SUPPLY FROM PICNMIX OR Trxavrb

POWER-IN PA_DISABLE TR_STAT

Tx PA BIAS +12VRx +12VTx

Tx PA BIAS

To PA

COMBO_BPF_SHT1 COMBO_BPF_SHT1.SCH

1.8MHz 3.5MHz 5MHz

+12VRx +12VTx 1.8MHz 3.5MHz 5MHz

COMBO-MR COMBO-MR.sch +12V

COMBO-DDS COMBO-DDS.SCH

COMBO-BPF-SHT2 COMBO-BPF-SHT2.SCH 7MHz 10MHz 14MHz

FROM PICNMIX OR Trxavrb

7MHz 10MHz 14MHz

5V_2 DATA W-CLK FQ_UD

DDS-OUT

B 12V_BPF

+12VTX NF/IP3-48 IF-IN-OUT MR_IN_OUT

COMBO-DDS_FILTER COMBO-DDS_FILTER.Sch COMBO-BPF-SHT3 COMBO-BPF-SHT3.SCH

+12V DDS-FILTER

COMBO-BUTLER COMBO-BUTLER.SCH

12V_BPF 18-21 24-28-29 BAND9

Tx PA BIAS GND

+10V +12VRX +12VTX

+7V

COMBO-TIMER COMBO-TIMER.sch

B

1.8MHz 3.5MHz 5MHz 7MHz 10MHz 14MHz 18MHz 21MHz 24MHz 28MHz 29MHz

MIC-IN-TO-CODEC RX 15KHZ

RES DTO RFSO DRO SCLKO

HF-PORT

NARROW AGC

PF0 PF1

+12V

BAND SELECTS

LF-PORT

COMBO-CODEC COMBO-CODEC.Sch

DT1/FO DR1/F1

COMBO-MATRIX COMBO-MATRIX.SCH

ATTEN-72 CW-23 USB-79 LSB-43

COMBO-IF_Sht1 COMBO-IF_Sht1.sch

PF2 PF3 PF4 PF5 PF6 PF7

PF2 PF3 PF4 PF5 PF6 PF7

RES DTO RFSO DRO SCLKO

RES DTO RFSO DRO SCLKO SCLKO SPARE-LED GND RX 15KHZ RX LEFT AF MIC AF RX RIGHT AF/TX TR_STAT

FROM IF

COMBO-DSP COMBO-DSP.SCH

JACK3

NARROW AGC DSP-LD PF1 PF0 TO_TX_DSP IRQE IRQ2 IRQLO IRQL1 FL0 FL1 FL2 PF0 PF1 +5VDSP PF2 5V-DSP-MBD PF3 DRO PF4 DTO PF5 RFSO PF6 RES PF7 DT1/FO DR1/F1

SERIAL DATA IN FROM PnM / Trxavr

C

+7V

DDS-OUT

+10V

DATA W-CLK FQ_UD

18-21 24-28-29 BAND9

+12V +12V

WB_LED DDS-FILTER

RF-OUT

RF-OUT

LO

LO

09-06-10 CLARIFY MINI-CICRUITS PIN NUMBERS ON 'MR' SECTION +5V_PNM

+5V_PNM

5V TO PnM IF USED

040310 Timer: R794 & R796 NOW 470R (WAS 1K) 040310 BPF R1008 value obscured

31-12-09 C306 in Butler Osc should be 68pF 07-12-09 minor tidy up only 280809 ADDED DUAL FOOTPRINT FOR ADSP-2181

10509 add led on DDS filter added PA bias and 12v to JP401 in matrix 010509 CHANGED F/P FOR BC517'S 300409 CHANGE F/P OF LM317l 04-03-10 Updated on: Updated by:

A

vk3pe

COMMERCIAL-IN-CONFIDENCE To Tx LPF

NOT TO BE DISCLOSED WITHOUT WRITTEN AUTHORITY

28-03-10 clarify connections for serial data to Trxavrb (sheet 5)

PCB file name:-

Title:

Size:

Number:

Issue:

A3 Printed on: 5-Jul-2010 10:00:08 Sheet 1 of 16 File: H:\COMBO-SCHEMATIC-PROJECT-121109\COMBO_PICASTAR_Vers_BB_111109.prj gp

H:\COMBO-SCHEMATIC-PROJECT-121109\COMBO_PICASTAR_Vers_BB_111109.prj 1

2

3

4

A

1

2

3

4

5

6

7

8

PICaSTAR "MOTHER BOARD" section FOR DSP THESE ARE THE SCHEMATICS FOR COMBO STAR IC19 78L05

+7V +

1

1N4007 1N4007 1N4007

IN

C69 220uF

OUT

3

5V-DSP-MBD +

C1100 100nF

from IF

D

MIC AF

MIC AF RX 15KHZ

RX 15KHZ SCLKO

SCLKO DRO

CODEC HERE

FL1

FL2 DTO RFSO

DTO RFSO to IF

RES

RES RX LEFT AF RX RIGHT AF/TX

RX LEFT AF +7V RX RIGHT AF/TX

+5VDSP GND

DAC

5V-DSP-MBD R9 1K

IRQL1 FL0 FL1

FL0

DRO

see other sheet

+5VDSP GND 5V-DSP-MBD

IRQE IRQ2 IRQLO IRQ2 IRQL1 IRQLO

PF7

PF7

PF6 PF5

PF6 PF5

1

2

3

NARROW AGC

R40

R39 22K

+

PF1

to IF

NARROW AGC

C30 33uF

22K

PF2 PF1

PF2 IC23B

AGC to IF section

16 15 14 13 12 11 10 9

OUT-1 Rfb OUT-2 Vref GND +Vdd DB7 WR DB6 CS DB5 lsbDB0 DB4 DB1 DB3 DB2

PF4 PF3

PF3 IC23A

1 2 3 4 5 6 7 8

C66 100nF

FL2 DTO RFSO DRO SCLKO RES +7V DT1/FO DR1/F1

PF4

5V-DSP-MBD

IC8 TLC7524CD

see DSP sheet

CAN FIT "C-CASE" OR RB TYPE

D

C

28-03-10

C131 4u7

2

DC VOLTAGE INPUT

GND

~ 8v dc

C108 100nF

D34B D34A D34 +10V

+10V

key line

PF1

C

4

From opto

+

R91 2K2

74HC14

C133 1uF

74HC14

SW2 1SW-DPST

2

3

4

IC23E 10

R92 2K2

9

ALSO "P1" ON PCB

1 3 4 5 11 10 12 9

C119 + 1uF DT1/FO 'DSP' LED ON PCB

R89 NOT FITTED

14 GND

12

D35 LED

R89 not used.

C1+ C1C2+ C2T1IN T2IN R1OUT R2OUT

Vs+ VsVCC GND T1OUT T2OUT R1IN R2IN

2 6 16 15 14 7 13 8

6

NOT official mod.

C118 1uF T1-O R2-IN NC R1-IN T2-O

NC

+

IC23C

13

74HC14

To TIMER

C117 1uF

MAX232 IC21

DR1/F1

330R

TR_STAT

C199 1nF

+

R89A

TR_STAT

5V-DSP-MBD C116 1uF +

SW-DPST

IC23F

2

100uH

SERIAL PORT

INTERRUPT SWITCH

3k3 (changed on 23rd Nov 2007) R90

B

L199

1

3K3

IRQE

74HC14

SW3

C114 100nF

R44

FL0 8

74HC14

C113 100nF

PTT line

PF0

IC23D

11 R99 100K

PF0

PF0

RESET SWITCH

+

R98 100K

5

"OUT" "IN"

B

C115 1uF

74HC14

7

{No effect on STAR functionality}

STATUS PIC (on PnM)

150707 IC23F WAS UNUSED, IS NOW EXTERNAL LED DRIVER

SUITS VK3PE PnM PCB NOTE: the DPDT switch is a horizontal action switch.

For use with Trxavrb & HOBCAT , after DSP code loaded and AGC has been calibrated,

refer to WWW.ALTRONICS.COM.AU Cat number S1360 for drawing.

a 1k resistor should be fitted across pins 2 and 3. (Fit to a spare DB9 plug)

J1

These switches also carried by Farnell.

'MONITOR' or 'NORMAL' SELECT

eg C&K type 7101MD9ABE (check !) Farnell 957-4786 (check it !)

SPARE-LED

SPARE-LED 1

to dsp led on front panel (picnmix)

100uH L198

You can wire in to the PCB any suitable switch if you wish.

2

C198 1nF

SW1 SWITCH DPDT EG ALTR. S1360 NORMAL 3 2 1

PICaSTAR DSP by G3XJP Copy by VK3PE, if in doubt, refer to original schematics on STAR Yahoo site.

names on lines are "NET" names. like names connect together

4 NC NC

{ these points are on the switch}

COMBO Trxavrb

2

07-12-09 minor tidy up only

040509 removed reset NET on switch 13th Nov 07 minor text updates & corrections. 150708 IC23F WAS UNUSED, NOW EXTERNAL LED DRIVER

0 7

Sheet: 5

TO_TX_DSP

TO_TX_DSP

of

TWIN SHIELDED CABLE TO Trxavrb

3

4

5

A

MARCH 07 REMOVED WIDE AGC PARTS 18-06-06 STARTED THIS PROJECT !

DSP-LD

DSP-LD

181108c1100 was c100 SK8 NOW SK8A 20th Nov 2007 "UPDATE_1" CLARIFY SERIAL PORT & R90 now 3k3 (was 330R)

MON

ON PCB "DATA TO PnM" Serial data:- PICnMIX or TrxavrB

ON PCB "DATA FROM PnM" 1

28-03-10 clarify connections for serial data to Trxavrb

5

A

J11 1 Gnd 2 3 4

To PC

DB9-F

6

R1-IN

1 6 2 7 3 8 4 9 5

FOR 1206-0805 23-08-07 6

16

SCHEMATICS BY VK3PE & C.S. TITLE:H:\COMBO-SCHEMATIC-PROJECT-121109\COMBO-DSP_MBD.sch

FOR PANEL

"VK3PE" 7

Vers 8

1

2

3

4

5

original build Vers 1.0 POWERED UP 17-07-06 !

6

7

+5Vdsp

MOTHER BOARD AND DSP ONLY

8

12-11-09

prefix 100

+5Vdsp

LED FLASHES !!! DRAWS ABOUT 112mA

R78 10K

PRESS RESET, DRAWS ABOUT 33mA

THESE ARE THE SCHEMATICS FOR COMBO STAR

C107 100nF

IS

IS

D

D +5Vdsp

R81 10K R82 10K

DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQ8

E G/VPP

A8 A9 A10 A11 A12 A13

20 22

14

IRQE IRQ2 IRQLO IRQL1 FL0 FL1

IRQE IRQ2 IRQLO IRQL1 FL0 FL1

1 FL2 DTO RFSO DRO SCLKO RES

FL2 DTO RFSO DRO SCLKO RES

C120 18pF

16.67MHz X3

2

GND

PF4 PF5 PF6 PF7 PF4 PF5 PF6 PF7

128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 C2 100nF

A0 A1 A2 A3 A4 A5 A6 A7 XTAL CLKIN

+5Vdsp

A8 A9 A10 A11 A12 A13

+5Vdsp

R84 10K

C101 100nF

C121 18pF

DT1/FO DR1/F1

DT1/FO DR1/F1

ADSP-2181

IRQE

B

R83 10K

11 12 13 15 16 17 18 19

GND

codec/DSP

D0 D1 D2 D3 D4 D5 D6 D7

D6 D5 D4 D3 D2 D1 D0

+5Vdsp

IS GND PF4 PF5 PF6 PF7 IAD0 IAD1 IAD2 IAD3 IAD4 IAD5 GND Vdd IAD6 IAD7 IAD8 IAD9 IAD10 IAD11 IAD12 IAD13 IAD14 IAD15 IRD IWR

IRQ2

+5Vdsp

PQFP

BMS D7

IRQE

C

A0 A1 A2 A3 A4 A5 A6 A7 XTAL CLKIN

10 9 8 7 6 5 4 3 25 24 21 23 2 26 27 1

FIT ONE PART ONLY.

33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64

A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 A14 A15

ALTERNATE FOOTPRINTS FOR ADSP-2181

6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38

BMODE PWDACK IACK BGH Vdd GND IRQLO IRQL1 FLO FL1 FL2 DT0 TFSO RFSO DRO SCLK0 DT1/FO TFS1/IRQ1 RFS1/IRQ0 GND DR1/F1 SCLK1 ERESET RES EMS EE

27C512

RES

28

IC126

RD

102 101 100 99 98 97 96 95 94 93 D7 92+5Vdsp 91 90 89 D6 88 D5 87 D4 86 D3 85 D2 84 D1 83 D0 82 81 80 79 78 77 76 75 74 +5Vdsp 73 72 71 70 69 68 67 66 65

GND D23 D22 D21 D20 D19 D18 D17 D16 D15 GND Vdd GND D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 GND D4 D3 D2 D1 D0 Vdd BG EBG BR EBR EINT ELIN ELOUT ECLK

39 40 41 42 43 44 IRQLO 45 IRQL1 46 FL0 47 FL1 48 FL2 49 DTO 50 51 RFSO 52 DRO 53 SCLKO 54 DT1/FO 55 DR1/F1 56 57 58 59 60 61 RES 62 63 64

BMS

IAL PF3 PF2 PF1 PF0 WR RD IOMS ALTERNATE FOOTPRINTS FOR ADSP-2181 BMS DMS FIT ONE PART ONLY. CMS GND TQFP Vdd PMS A0 A1 A2 A3 A4 A5 ADSP-2181 A6 A7 XTAL CLKIN GND CLKOUT GND Vdd A8 A9 A10 A11 A12 A13 IRQE MMAP PWD IRQ2

PF32 PF23 PF14 PF05

1

RD C103 100nF

96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65

2

+5Vdsp

PF7

PF7

RFSO DRO SCLKO DT1/FO DR1/F1

PF6

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

ICALT27 ADSP-2181

ADSP-2181 1

PF5 PF6

PF5

IRQLO IRQL1 FL0 FL1 FL2 DTO

PF4

IC27

128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99 98 97

PF3 PF4

PF3

IRQ2

PF2

C102 100nF

R79 10K

PF1 PF2

PF1

PF1 PF2 PF3

PF0

PF0

codec

PF0

+5Vdsp

C

B

U1A 7805 (alternate) VinT Out

+5Vdsp

3 R80 10K

GND

1

C100 100nF

2

C99 100nF

VinT Out

+5Vdsp

3 +

C122 4u7

2

2

C98 100nF

0+

1

GND

+7V

1

U1 78L05 +7V

050809 ADDED ALTERNATE DSP FOOTPRINT 14-01-09

181108 IC26 NOW IC126 16-11-08 added alternate U1 device (7805) 19-08-07 changed to dual 1206-0805 footprints

230207 VER 2 UPDATES AFTER PROTO BUILD

A

A

220606 drawn.

Sheet:

DSP section for PICaSTAR

3

Copy by VK3PE, for Master, refer to original schematics on STAR Yahoo site.

of 16

H:\COMBO-SCHEMATIC-PROJECT-121109\COMBO-DSP.SCH 1

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3

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5

6

SCHEMATICS BY VK3PE & C.S. TITLE:DSP BOARD H:\COMBO-SCHEMATIC-PROJECT-121109\COMBO-DSP.SCH "VK3PE" 7

A

Vers 8

1

2

3

4

5

6

PICaSTAR CODEC section

7

8

THESE ARE THE SCHEMATICS FOR COMBO STAR

ORIGINAL SCHEMATIC BY G3XJP

12-11-09

1 14

THIS VERSION BY VK3PE & C.S.

prefix mostly