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APPLICATION NOTE
User Manual of High-End
RDS/EON Car Radio System
CCR612 (V0.3)
AN96029
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 Abstract The CCR612 is a computer controlled car radio system based on a P83CE528 micro controller. It controls a 2 high-end AM/FM car radio with RD(B)S, EON and various I C controlled peripherals. It can be interfaced to a SCC600 CD-changer The system contains functions such as PLL tuning, IF control, stereo decoding, RDS/RBDS+EON decoding, IAC, sound switching, sound fader control, LCD
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 APPLICATION NOTE User Manual of High-End RDS/EON Car Radio System CCR612 (V0.3) AN96029 Author(s): A. Demmers M. Verheijden Product Concept & Application Laboratory Eindhoven, The Netherlands Keywords Car Radio RDS RBDS EON CCR612 ICE (TEA6811 / TEA6822) SOFAC (TEA6320, 6321, 6322 or 6323) CD-changer Number of pages: 94 Date: 1996-05-24 3
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 Summary CCR612 is a computer controlled car radio system based on a P83CE528 microcontroller. It controls a high-end AM/FM car radio with R(B)DS (Radio Broadcasting Data System), EON (Enhanced Other Network) and various 2 I C-bus controlled peripherals. The system contains functions such as PLL tuning, IF control, stereo decoding, RDS/RBDS+EON decoding, IAC, sound switching, sound fader c
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 CONTENTS 1 INTRODUCTION ............................................................... 11 1.1 Definitions, Acronyms and Abbreviations ...................................... 12 1.2 References .............................................................. 12 2 HARDWARE CONFIGURATION .................................................. 13 2.1 Block diagram CCR612 .............................
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 6.2.4 Selecting preset stations ........................................... 60 6.2.5 Storing stations in preset memory.................................... 60 6.2.6 AST search ...................................................... 61 6.2.7 The LOCAL/DX key ............................................... 61 6.3 CD-Changer, Cassette and external source interface ............................
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 Modification with respect to old documents: This document replaces the following two documents: User Manual of Computer Controlled Car Radio System CCR612 V0.2 AN95081 Diagrams and Performance of R(D)BS Car Radio CCR612 with Cassette Deck and CDC Changer (V1.1) AN95070 Change history of: User Manual of High-End RDS/EON Car Radio System CCR612S Modifications with respect to the application
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 Change history of: Diagrams and performance of R(B)DS Car Radio CCR612 with Cassette Deck. DIFFERENCES WITH PREVIOUS CCR612 (AN95070). Mainboard part 1: Two diodes were added to improve reset behaviour In case a static on/off key is used, C144/C154/C151 must be 10μF i.s.o. 100nF. Mainboard part 2: Option diode D8 is removed. Option diode D2 is now connected to pin 21. Option diode D4 and
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 - Telephone mute circuit, between optrow (40) and Aumute (43) introduced. - The use of one crystal (8.66 MHz) for both micro and RDS demodulator is not possible in this set. Because for improved RDS behaviour more ’speed’ is needed which requires a crystal of 12 MHz for the micro and 8.66 MHz or 4.33 MHz for the RDS demodulator. - For part 2b only, in the lines ON/OFF, DATA and SCL betwee
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 10
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 1 INTRODUCTION CCR612 is a computer controlled high-end AM/FM car radio system with R(B)DS (Radio Broadcasting 2 Data System), EON (Enhanced Other Network information) and I C-bus controlled radio IC’s. CCR612S is the controlling microprocessor. CD-changer control is also preformed by the CCR612S. It is based on the 8051 family microcontroller P83CE528 and takes care of all radio control
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 1.1 Definitions, Acronyms and Abbreviations AF Alternative Frequencies (R(B)DS-information) / Automatic Follow; AMS Automatic Music Search; AST Automatic Store Tuning; EON Enhanced Other Network (R(B)DS-information); 2 I C Inter-IC bus; ICE In Car Entertainment; LCD Liquid Crystal Display; MTL Metal (versus Chrome/Ferro) type of tape; NVM Non Volatile Memory (EEPROM); PI Programme Identifi
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 2 HARDWARE CONFIGURATION 2.1 Block diagram CCR612 Figure 1 shows the block diagram of the high-end computer controlled RDS car radio system CCR612. As can be seen in the block diagram, the system can either be equipped with a fixed keyboard or with a detachable keyboard. The detachable keyboard version of the system still allows some keys to be realised as fixed keyboard keys. Furthermore
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 FM / AM AM/FM RECEIVER Stereo decoder CDC_L EX_L CD C EXTERNAL ISOLATOR ISOLATOR LF Audio Amplifier POWER INPUT CDC_R EX_R AUDIO TDA8579(T) TDA8579(T) Power supply AM P JACK JACK CDC_bus EX STATE LR MAIN BOARD PART 1 TDA8562Q or AUDIO CONTROL CASS(L) TDA8561Q RF AM/FM-RF AM/FM-IF CASS(R) TEA632xT (2x) PLL-SYNTH MPX DEC.+IAC L OR TEA6811V TEA6822T R TD A1526 MONO RR ICE MODULE MAIN IIC-BUS
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 Isolator ( Differential Line Receiver, TDA8579T) Dual common-mode rejection differential line receiver with 0 dB gain and low distortion. This device is intended to be used to receive line inputs in audio applications that require a high level of common-mode rejection. The device is encapsulated in an 8-pin SO or DIL package. In this set the isolator is used between the external input and
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 2.1.4 Main Board Part 2a ( Micro-controller, EEPROM and RDS Demodulator) Page 84 shows the circuit diagram of the RDS Demodulator, Micro controller (which combines all radio control functions as well as RDS decoding) and EEPROM. Microcontroller (P83CE528EFB) Main microcontroller (CCR612S), a derivative of the 8051 micro-controller family with an 8-bit CPU, 32 Kbytes ROM, 512 bytes RAM and
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 2.1.7 Front Panels 2.1.7.1 Front Panel Part FP-1a (Key and Display panel) Page 87 shows the circuit diagram of the key and display panel. LCD Driver (PCT8576CT) The PCF8576 is a peripheral device which interfaces to almost any liquid crystal display (LCD) having low multiplex rates. It generates the drive signals for any static or multiplex LCD containing up to four back 2 planes and up t
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 EURO 2, USA 1 and JAPAN 1 ICE MODULE VERSIONS. By slight circuit modifications of the standard module (EURO 1), matched module versions with better performance for e.g. USA an Japan can be derived. The needed modifications for the different modules are: Module Version Modifications. Euro 1 Non Euro 2 (including S.W.) A short wave transformer i.s.o. L8 and C29 USA 1 L15 short circuited C2
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 2.2 Performance of the radio General Supply voltage range 10.2 to 16 V Quiescent current: power off < 2 mA (typ.) power on 550 mA (typ.) Operating ambient temperature -30 to 80 °C FM frequency range: Europe 87.5 to 108.0 MHz USA 87.9 to 107.9 MHz AM frequency range: Europe 144 to 288 kHz (LW) 531 to 1629 kHz (MW) 5900 to 6200 kHz (SW) USA 530 to 1710 kHz (MW) 5900 to 6200 kHz (SW) IF-freq
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Philips Semiconductors User Manual of High-End RDS/EON Application Note Car Radio System CCR612 (V0.3) 96029 FM characteristics V = 14.4 V, T =25°C, f = 98 MHz, f = ±22.5 kHz, f = 1 kHz unless otherwise specified. Dummy supply amb o dev mod aerial as shown in Figure 2. 4.3 120 Radio aerial 50 input (150 Ohm) 55 Vin Signal generator Figure 2 Dummy aerial to test the FM mode Aerial input voltage (Vin), for -3 dB limiting (adjustable) 3 - 20 μV for (S+N)/N = 26 dB 2.7 μV for 10 dB crosstalk (ster
