Date:ABCD

Revision:

Date:

Drawn:Controled:

Title:

Sheet:of:

Number:Project:

Archive: D:\Electronics\FM VHF2\RDS ENCODERS\pira32 by fmdream

9A4CS

02.10.2005.

02.10.2005.

11

RDS Encoder pira32

URL http://www.fmdream.net

RDS ENCODER

MCLR1

RA0/AN02

RA1/AN13

RA2/AN2/Vr-/CVr4

RA3/AN3/Vr+5

RA4/TOCKI/C1out6

RA5/AN4/SS/H/C2out7

Vss8

OSC1/CLKI/RA79

RC3/SCK/SCL14

RB0/INT0/FLT0/AN12 21RB1/INT1/AN10 22RB2/INT2/AN8 23RB3/AN9/CCP2 24RB4/KBI0/AN11 25RB5/KBI1/PGM 26RB6//KBI2/PGC 27RB7/KBI3/PGD 28

OSC2/CLKO/RA610

RC0/T1OSO/T13CKI11

RC1/T1OSI/CCP212

RC2/CCP113 RC6/TX/CK 17RC7/RX/DT 18

Vss 19Vdd 20

RC4/SDI/SDA 15RC5/SDO 16

IC2

PIC18F252

A01

A12

A23

GND4 SDA 5SCL 6TEST 7VCC 8IC1

24C256

GND

R112k

R102k

SCLSDA

GNDVcc

4332kHz

Q1C1422pF

C1322pF

GNDGND

R1

2k

R2

2k

R3

2k

R4

2k

R5

2k

R6

2k

R7

2k

R8

2k

R92k

RN11k

RN11k

RN11k

R12

2k

RN11k

RN11k

RN11k

RN11k

C154n7

C16

4n7C1722n

L1

0.33mHGND

GNDR271k

GND

R132k

C7

10u

GND

R14

10k

GND

C1+1

V+ 2

C1-3

C2+4

C2-5

V- 6

T2OUT7

R2IN8 R2OUT 9

VCC 16

T1IN 11

R1OUT 12R1IN13

T1OUT14

GND 15

T2IN 10

IC3

MAX232

C1

1u

C2

1u

C3

1uC4

1u

162738495

J4

DB9 MGND

GND

VCC

C1+1

V+ 2

C1-3

C2+4

C2-5

V- 6

T2OUT7

R2IN8 R2OUT 9

VCC 16

T1IN 11

R1OUT 12R1IN13

T1OUT14

GND 15

T2IN 10

IC?

MAX232

C?

10u

C?

10u

C?

10uC?

10u

162738495

J?

DB9 FDGND

DGND

J?

47R

C?10u

VCC

TXD

RXD

RS-232c converter

JP3

JUMP1C11100n

GND

C12100n

GND

RXD

TXD

TXDRXD

R3310k

J2JUMP1

GND

SDASCL

SCLSDA

GND

R292k

R302k

D3LED

D4LED

GND

FA1

FV2

IN3

V+4 RV 5CV 6GND 7LK 8IC4

LM567

R2810k

R15

10k

GNDC213n3

GND

R2610k

C24100n

GND

C810u

GND

C22220n

GND

R3210k

VCC

VCC

3

21

84

IC5ATLC272

5

67

IC5B

TLC272

C23

1n

GND

R16

33k

R172k

C254n7

GND

C10100u

C32100n

GND GNDC29

1nL21.5mH

C2747n

GND

C28

330pF

R21

33k

C2622pF

J6 MPXBNC

GND

JP2JUMP1

R24

33k

R25

100R

C33

100u

R1815k

R1910k

R234k7

C9100u

C6100n

R2010kGND

+V

J5 OUTBNC

GND

C3022pF

GND

+V

R22

15k

C31

3u3

D2

1N4148 GND

1511

1

212

RE1

Vin1

GN

D2

Vout 3

IC67805

C19100n

C18100n

C20

100n

D11N4001

C5100u

+12V VCC13

2

JP1JUMP2

+V

R3110k

J1

JUMP119KEXTSTE

DA0DA1DA2DA3DA4DA5DA6DA7

VCC

VCC

DA0

DA1

DA2

DA3

DA4

DA5

DA6

DA7

LED1 = D4; OPERATION/RECEIVE DATA/ERROR DETECTLED2 = D3; PILOT TONE/FIRMWARE UPDATE MODE

J1- External TA switch1: TTL input with 10k pull-up2: GroundJ2- External Program switch1: TTL input with 10k pull-up2: GroundJ3- Expansion IIC bus1: SDA (Serial Data)2: SCL (Serial Clock)3:

EXT TA - SW

EXT PROGRAM - SW

VCC

JP1 - Analogue part power supply jumper 1-2: +5 V internally stabilized 2-3: Full power supply voltageJP2 - MPX loopthrough jumper short: on open: offJP3 - RS-232 pin 1 +5 V power supply for an external device (such as bidirectional optical insulation adapter etc.) short: on open: off

EXPANSION I2C BUS

GND

19KEXT

STE

Do not use this rs232 to ttl schematic diagram!!This is a original rs232 to ttl convertor with mistake on pin 6 (V-) max232.Try to use standard max232 application on the right side of this sheet.

NOT RIGHT WAY